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Source: Rosaceae of North America Update, database (version 2011)

ITIS records citing this source


Kingdom Plantae
	Acaena Mutis ex L. -- accepted
	Acaena anserinifolia auct. non (J.R. Forst. & G. Forst.) Druce -- not accepted
	Acaena californica Bitter -- not accepted
	Acaena exigua A. Gray -- accepted -- liliwai
	Acaena exigua var. exigua A. Gray -- not accepted
	Acaena exigua var. glaberrima Bitter -- not accepted
	Acaena exigua var. glabriuscula Bitter -- not accepted
	Acaena exigua var. subtusstrigulosa Bitter -- not accepted
	Acaena myriophylla Lindl. -- accepted -- cadillo
	Acaena novae-zelandiae Kirk -- accepted -- biddy-biddy, pirri-pirri bur, New Zealand bur, bidgee-widgee
	Acaena novae-zelandiae var. pallida Kirk -- not accepted
	Acaena novae-zelandica Kirk -- not accepted -- New Zealand bur, bidgee-widgee, pale biddy-biddy, pirri-pirri bur, biddy-biddy
	Acaena pallida (Kirk) Allan -- accepted -- pale biddy-biddy
	Acaena pinnatifida Ruiz & Pav. -- accepted -- sheepburr, Argentinian biddy-biddy
	Acaena pinnatifida var. californica (Bitter) Jeps. -- accepted -- California sheepburr
	Acaena sanguisorbae auct. non (L. f.) Vahl -- not accepted
	Acomastylis Greene -- not accepted
	Acomastylis calthifolia (Menzies ex Sm.) Bolle -- not accepted
	Acomastylis macrantha (Kearney) Bolle -- not accepted
	Acomastylis peckii (Pursh) Bolle -- not accepted
	Acomastylis radiata (Michx.) Bolle -- not accepted
	Acomastylis rossii (R. Br.) Greene -- not accepted
	Acomastylis rossii ssp. turbinata (Rydb.) W.A. Weber -- not accepted
	Actaea dioica Walter -- not accepted
	Adenorachis atropurpurea (Britton) Nieuwl. -- not accepted
	Adenostoma Hook. & Arn. -- accepted -- chamise
	Adenostoma fasciculatum Hook. & Arn. -- accepted -- chamise
	Adenostoma fasciculatum var. fasciculatum Hook. & Arn. -- accepted -- common chamise, chamise
	Adenostoma fasciculatum var. obtusifolium S. Watson -- accepted -- chamise
	Adenostoma fasciculatum var. prostratum Dunkle -- accepted -- chamise
	Adenostoma sparsifolium Torr. -- accepted -- red shank, redshank
	Agrimonia L. -- accepted -- agrimony
	Agrimonia bicknellii (Kearney) Rydb. -- not accepted -- Bicknell's groovebur
	Agrimonia brittoniana E.P. Bicknell -- not accepted
	Agrimonia eupatoria L. -- accepted -- churchsteeples
	Agrimonia eupatoria var. mollis Torr. & A. Gray -- not accepted
	Agrimonia eupatoria var. parviflora Hook. -- not accepted
	Agrimonia gryposepala Wallr. -- accepted -- tall hairy groovebur, agrimony, tall hairy agrimony
	Agrimonia incisa Torr. & A. Gray -- accepted -- incised agrimony, incised groovebur
	Agrimonia macrocarpa (Focke) Rydb. -- not accepted
	Agrimonia microcarpa Wallr. -- accepted -- smallfruit agrimony
	Agrimonia mollis (Torr. & A. Gray) Britton -- not accepted
	Agrimonia mollis var. bicknellii Kearney -- not accepted
	Agrimonia odorata Mill. -- not accepted
	Agrimonia parviflora Aiton -- accepted -- manyflowered groovebur, harvestlice
	Agrimonia parviflora var. macrocarpa Focke -- not accepted
	Agrimonia platycarpa Wallr. -- not accepted
	Agrimonia polyphylla Urb. -- not accepted
	Agrimonia pubescens Wallr. -- accepted -- groovebur, roadside agrimony, soft groovebur, aigremoine pubescente, soft agrimony
	Agrimonia pubescens var. microcarpa (Wallr.) H.E. Ahles -- not accepted
	Agrimonia pumila Muhl. ex E.P. Bicknell -- not accepted
	Agrimonia repens L. -- accepted -- creeping grovebur, creeping agrimony
	Agrimonia rostellata Wallr. -- accepted -- woodland groovebur, beaked agrimony
	Agrimonia serrifolia Wallr. -- not accepted
	Agrimonia striata Michx. -- accepted -- woodland groovebur, roadside agrimony
	Agrimonia striata var. campanulata Fernald -- not accepted
	Agrimonia suaveolens Pursh -- not accepted
	Alchemilla L. -- accepted -- lady's mantle
	Alchemilla alpestris F.W. Schmidt -- not accepted
	Alchemilla alpina L. -- accepted -- alpine lady's mantle
	Alchemilla arvensis (L.) Scop. -- not accepted
	Alchemilla connivens var. wichurae Buser -- not accepted
	Alchemilla cuneifolia Nutt. -- not accepted
	Alchemilla filicaulis Buser -- accepted -- thinstem lady's mantle
	Alchemilla filicaulis f. vestita Buser -- not accepted
	Alchemilla filicaulis ssp. filicaulis Buser -- accepted -- thinstem lady's mantle, thin-stem lady's mantle
	Alchemilla filicaulis ssp. vestita (Buser) M.E. Bradshaw -- accepted -- thinstem lady's mantle
	Alchemilla filicaulis var. denudata Buser -- not accepted
	Alchemilla glabra Neygenf. -- accepted -- smooth lady's mantle
	Alchemilla glaucescens Wallr. -- accepted -- waxy lady's mantle
	Alchemilla glomerulans Buser -- accepted -- clustered lady's mantle, clustered lady's-mantle
	Alchemilla gracilis Opiz -- accepted
	Alchemilla lapeyrousii Buser -- not accepted -- Lapeyrous' lady's mantle
	Alchemilla microcarpa Boiss. & Reut. -- not accepted
	Alchemilla minor Huds. -- not accepted
	Alchemilla mollis (Buser) Rothm. -- accepted -- lady's-mantle
	Alchemilla monticola Opiz -- accepted -- hairy lady's mantle
	Alchemilla obtusa var. comosa Brenner -- not accepted
	Alchemilla occidentalis Nutt. -- not accepted
	Alchemilla pastoralis Buser -- not accepted
	Alchemilla pratensis auct. non F.W. Schmidt -- not accepted
	Alchemilla sericata Rchb. -- accepted
	Alchemilla subcrenata Buser -- accepted -- broadtooth lady's mantle
	Alchemilla venosa Juz. -- accepted -- clustered lady's-mantle
	Alchemilla venosula Buser -- accepted -- boreal lady's mantle
	Alchemilla vestita (Buser) Raunk. -- not accepted
	Alchemilla vulgaris auct. non L. -- not accepted
	Alchemilla vulgaris var. alpestris F.W. Schmidt -- not accepted
	Alchemilla vulgaris var. comosa (Brenner) Fernald & Wiegand -- not accepted
	Alchemilla vulgaris var. filicaulis (Buser) Fernald & Wiegand -- not accepted
	Alchemilla vulgaris var. grandis Blytt -- not accepted
	Alchemilla vulgaris var. pastoralis (Buser) B. Boivin -- not accepted
	Alchemilla vulgaris var. vestita (Buser) Fernald & Wiegand -- not accepted
	Alchemilla vulgaris var. vulgaris auct. non L. -- not accepted
	Alchemilla vulgaris var. wichurae (Buser) B. Boivin -- not accepted
	Alchemilla wichurae (Buser) Stefansson -- accepted -- grassland lady's mantle
	Alchemilla xanthochlora Rothm. -- accepted -- dewcup
	Alchimilla Mill. -- not accepted
	Amelanchier Medik. -- accepted -- serviceberry
	Amelanchier alabamensis Britton -- not accepted
	Amelanchier alnifolia (Nutt.) Nutt. ex M. Roem. -- accepted -- juneberry, Pacific serviceberry, western serviceberry, western shadbush, Saskatoon serviceberry
	Amelanchier alnifolia ssp. florida (Lindl.) Hult�n -- not accepted
	Amelanchier alnifolia var. alnifolia (Nutt.) Nutt. ex M. Roem. -- accepted -- Saskatoon service-berry, Saskatoon serviceberry
	Amelanchier alnifolia var. cusickii (Fernald) C.L. Hitchc. -- not accepted -- Cusick's serviceberry
	Amelanchier alnifolia var. humptulipensis (G.N. Jones) C.L. Hitchc. -- not accepted -- Saskatoon serviceberry
	Amelanchier alnifolia var. oreophila (A. Nelson) R.J. Davis -- not accepted
	Amelanchier alnifolia var. pallida (Greene) Jeps. -- not accepted
	Amelanchier alnifolia var. pumila (Torr. & A. Gray) C.K. Schneid. -- accepted -- dwarf serviceberry
	Amelanchier alnifolia var. semiintegrifolia (Hook.) C.L. Hitchc. -- accepted -- Pacific serviceberry, Saskatoon serviceberry
	Amelanchier alnifolia var. utahensis (Koehne) M.E. Jones -- not accepted
	Amelanchier amabilis Wiegand -- accepted
	Amelanchier arborea (F. Michx.) Fernald -- accepted -- Allegheny serviceberry, apple shadbush, downy serviceberry, shadblow, common serviceberry
	Amelanchier arborea ssp. laevis (Wiegand) S. McKay ex P. Landry -- not accepted
	Amelanchier arborea var. alabamensis (Britton) G.N. Jones -- not accepted -- Alabama serviceberry
	Amelanchier arborea var. arborea (F. Michx.) Fernald -- not accepted -- common serviceberry
	Amelanchier arborea var. austromontana (Ashe) H.E. Ahles -- not accepted -- downy serviceberry
	Amelanchier arborea var. cordifolia (Ashe) B. Boivin -- not accepted
	Amelanchier arborea var. laevis (Wiegand) H.E. Ahles -- not accepted
	Amelanchier asiatica (Siebold & Zucc.) Endl. ex Walp. -- accepted
	Amelanchier australis Standl. -- not accepted
	Amelanchier austromontana Ashe -- not accepted
	Amelanchier bakeri Greene -- not accepted
	Amelanchier bartramiana (Tausch) M. Roem. -- accepted -- oblongfruit serviceberry, mountain serviceberry
	Amelanchier basalticola Piper -- not accepted
	Amelanchier canadensis (L.) Medik. -- accepted -- Canadian serviceberry
	Amelanchier canadensis ssp. obovalis (Michx.) P. Landry -- not accepted
	Amelanchier canadensis var. canadensis (L.) Medik. -- accepted -- Canadian serviceberry
	Amelanchier canadensis var. obovalis (Michx.) Britton, Sterns & Poggenb. -- accepted -- coastal serviceberry
	Amelanchier canadensis var. pumila Torr. & A. Gray -- not accepted -- Canadian serviceberry
	Amelanchier canadensis var. subintegra Fernald -- not accepted
	Amelanchier covillei Standl. -- not accepted
	Amelanchier cuneata Piper -- not accepted
	Amelanchier cusickii Fernald -- accepted -- Cusick's serviceberry
	Amelanchier denticulata (Kunth) W.D.J. Koch -- not accepted
	Amelanchier fernaldii Wiegand -- accepted -- Fernald's serviceberry, Fernald's shadbush
	Amelanchier florida Lindl. -- not accepted
	Amelanchier florida var. cusickii (Fernald) M. Peck -- not accepted
	Amelanchier florida var. gracilis (A. Heller) M. Peck -- not accepted
	Amelanchier florida var. humptulipensis G.N. Jones -- not accepted
	Amelanchier gaspensis (Wiegand) Fernald & Weath. -- accepted -- Gasp� serviceberry
	Amelanchier glabra Greene -- not accepted
	Amelanchier goldmanii Wooton & Standl. -- not accepted
	Amelanchier gracilis A. Heller -- not accepted
	Amelanchier grandiflora (Wiegand) Wiegand -- not accepted
	Amelanchier humilis Wiegand -- accepted -- low service-berry, low serviceberry
	Amelanchier humilis var. campestris E.L. Nielsen -- not accepted
	Amelanchier humilis var. compacta E.L. Nielsen -- not accepted
	Amelanchier humilis var. exserrata E.L. Nielsen -- not accepted
	Amelanchier huronensis Wiegand -- not accepted
	Amelanchier interior E.L. Nielsen -- accepted -- Pacific serviceberry
	Amelanchier intermedia Spach -- accepted
	Amelanchier laevis Wiegand -- accepted -- Allegheny serviceberry
	Amelanchier laevis var. nitida (Wiegand) Fernald -- not accepted
	Amelanchier lamarckii F.G. Schroed. -- accepted
	Amelanchier lucida Fernald -- not accepted
	Amelanchier mormonica C.K. Schneid. -- not accepted
	Amelanchier mucronata E.L. Nielsen -- not accepted
	Amelanchier nantucketensis E.P. Bicknell -- accepted -- Nantucket serviceberry
	Amelanchier oblongifolia (Torr. & A. Gray) M. Roem. -- not accepted
	Amelanchier oblongifolia var. micropetala B.L. Rob. -- not accepted
	Amelanchier obovalis (Michx.) Ashe -- not accepted -- coastal serviceberry
	Amelanchier oligocarpa (Michx.) M. Roem. -- not accepted
	Amelanchier oreophila A. Nelson -- not accepted
	Amelanchier ovalis Medik. -- accepted
	Amelanchier ovalis var. semiintegrifolia Hook. -- not accepted
	Amelanchier pallida Greene -- not accepted -- pale serviceberry
	Amelanchier polycarpa Greene -- not accepted
	Amelanchier prunifolia Greene -- not accepted
	Amelanchier pumila (Torr. & A. Gray) Nutt. ex M. Roem. -- not accepted -- dwarf serviceberry
	Amelanchier racemosa Lindl. -- not accepted
	Amelanchier sanguinea (Pursh) DC. -- accepted -- Huron serviceberry, roundleaf juneberry, shore shadbush, roundleaf serviceberry
	Amelanchier sanguinea f. grandiflora Wiegand -- not accepted -- roundleaf serviceberry
	Amelanchier sanguinea var. gaspensis Wiegand -- not accepted
	Amelanchier sanguinea var. grandiflora (Wiegand) Rehder -- not accepted -- roundleaf serviceberry
	Amelanchier sanguinea var. sanguinea (Pursh) DC. -- not accepted -- roundleaf serviceberry
	Amelanchier spicata (Lam.) K. Koch -- accepted -- thicket shadbush
	Amelanchier stolonifera Wiegand -- not accepted
	Amelanchier stolonifera Wiegand -- not accepted -- running serviceberry
	Amelanchier utahensis Koehne -- accepted -- Utah shadberry, western serviceberry, Utah serviceberry
	Amelanchier utahensis ssp. covillei (Standl.) Clokey -- not accepted -- Coville's serviceberry
	Amelanchier utahensis var. covillei (Standl.) N.H. Holmgren -- not accepted -- Coville's serviceberry
	Amelanchier utahensis var. utahensis Koehne -- not accepted -- Utah serviceberry
	Amelanchier vulgaris Moench -- not accepted
	Amelanchier wiegandii E.L. Nielsen -- not accepted
	Amelanchier X grandiflora Rehder -- accepted
	Amelanchier X intermedia Spach (pro sp.) -- not accepted -- intermediate serviceberry
	Amelanchier X neglecta Eggl. ex G.N. Jones (pro sp.) -- accepted -- neglected serviceberry
	Amelanchier X quinti-martii Louis-Marie (pro sp.) -- accepted -- Quint-Mart's serviceberry
	Ametron Raf. -- not accepted
	Ametron pedatum (Sm.) Raf. -- not accepted
	Amygdalus communis L. -- not accepted
	Amygdalus dulcis Mill. -- not accepted
	Amygdalus glandulosa Hook. -- not accepted
	Amygdalus havardii W. Wight -- not accepted
	Amygdalus nana L. -- not accepted
	Amygdalus persica L. -- not accepted
	Aphanes L. -- accepted -- parsley piert
	Aphanes arvensis L. -- accepted -- field parsley piert
	Aphanes australis Rydb. -- accepted
	Aphanes indivisa (Buser) Rothm. -- not accepted
	Aphanes inexspectata W. Lippert -- not accepted
	Aphanes microcarpa (Boiss. & Reut.) Rothm. -- accepted -- slender parsley piert
	Aphanes occidentalis (Nutt.) Rydb. -- accepted
	Argentina Hill -- not accepted -- silverweed
	Argentina anserina (L.) Rydb. -- not accepted -- silverweed cinquefoil
	Argentina anserina ssp. egedii (Wormsk.) �. L�ve & Ritchie -- not accepted
	Argentina anserina var. concolor (Ser.) Rydb. -- not accepted
	Argentina argentea (L.) Rydb. -- not accepted
	Argentina egedii (Wormsk.) Rydb. -- not accepted -- Pacific silverweed
	Argentina egedii ssp. egedii (Wormsk.) Rydb. -- not accepted -- Pacific silverweed
	Argentina egedii ssp. groenlandica (Tratt.) �. L�ve -- not accepted -- Pacific silverweed
	Argentina occidentalis Rydb. -- not accepted
	Argentina subarctica Rydb. -- not accepted
	Armeniaca vulgaris Lam. -- not accepted
	Aronia Medik. -- accepted -- chokeberry
	Aronia alnifolia Nutt. -- not accepted
	Aronia arbutifolia (L.) Pers. -- accepted -- red chokeberry
	Aronia arbutifolia var. atropurpurea (Britton) Seymour -- not accepted
	Aronia arbutifolia var. brilliantissima hort. -- not accepted
	Aronia arbutifolia var. glabra Elliott -- not accepted
	Aronia arbutifolia var. nigra (Willd.) Seymour -- not accepted
	Aronia atropurpurea Britton -- not accepted
	Aronia floribunda (Lindl.) Sweet -- not accepted
	Aronia glabrescens Spach -- not accepted
	Aronia hybrida (Moench) Zabel -- not accepted
	Aronia melanocarpa (Michx.) Elliott -- accepted -- black chokeberry
	Aronia nigra (Willd.) Koehne -- not accepted
	Aronia prunifolia (Marshall) Rehder -- not accepted -- hybrid chokeberry
	Aronia pubens Spach -- not accepted
	Aronia pumila M. Roem. -- not accepted
	Aronia pyrifolia (Lam.) Pers. -- not accepted
	Aronia sargentii (Dippel) Zabel -- not accepted
	Aronia watsoniana M. Roem. -- not accepted
	Aronia X prunifolia (Marshall) Rehder (pro sp.) -- accepted -- purple chokeberry
	Aruncus L. -- accepted
	Aruncus acuminatus Rydb. -- not accepted
	Aruncus allegheniensis Rydb. -- not accepted
	Aruncus allegheniensis var. pubescens (Rydb.) Fernald -- not accepted
	Aruncus aruncus (L.) Karst. -- not accepted
	Aruncus dioicus (Walter) Fernald -- accepted -- goatsbeard, bride's feathers
	Aruncus dioicus var. acuminatus (Rydb.) H. Hara -- accepted -- bride's feathers
	Aruncus dioicus var. dioicus (Walter) Fernald -- accepted -- bride's feathers
	Aruncus dioicus var. pubescens (Rydb.) Fernald -- accepted -- bride's feathers
	Aruncus dioicus var. vulgaris (Maxim.) H. Hara -- accepted -- bride's feathers
	Aruncus pubescens Rydb. -- not accepted
	Aruncus sylvester Kostel. ex Maxim. -- not accepted
	Aruncus sylvester ssp. acuminatus (Rydb.) Jeps. -- not accepted
	Aruncus vulgaris (Maxim.) Raf. ex H. Hara -- not accepted
	Aucuparia subvestita (Greene) Nieuwl. -- not accepted
	Aucuparia sylvestris Medik. -- not accepted
	Batidaea sandbergii Greene -- not accepted
	Batidea (Dumort.) Greene -- not accepted
	Batidea acalyphacea Greene -- not accepted
	Batidea amplissima Greene -- not accepted
	Batidea arizonica Greene -- not accepted
	Batidea cataphracta Greene -- not accepted
	Batidea dacotica Greene -- not accepted
	Batidea elegantula Greene -- not accepted
	Batidea filipendula Greene -- not accepted
	Batidea heterodoxa Greene -- not accepted
	Batidea itascica Greene -- not accepted
	Batidea laetissima Greene -- not accepted
	Batidea peramoena Greene -- not accepted
	Batidea strigosa (Michx.) Greene -- not accepted
	Batidea subarctica Greene -- not accepted
	Batidea subcordata Greene -- not accepted
	Batidea unicolor Greene -- not accepted
	Batidea viburnifolia Greene -- not accepted
	Bossekia Neck. ex Greene -- not accepted
	Bossekia odorata (L.) Greene -- not accepted
	Cardiobatus Greene -- not accepted
	Cardiobatus nivalis (Douglas ex Hook.) Greene -- not accepted
	Celastrus myrtifolius L. -- not accepted
	Cerasus avium (L.) Moench -- not accepted
	Cerasus demissa Nutt. -- not accepted
	Cerasus demissa var. melanocarpa A. Nelson -- not accepted
	Cerasus emarginata Douglas ex Hook. -- not accepted
	Cerasus fruticosa (Pall.) Pall. -- not accepted
	Cerasus ilicifolia Nutt. ex Hook. & Arn. -- not accepted
	Cerasus laurocerasus (L.) Dum. Cours. -- not accepted
	Cerasus mahaleb (L.) Mill. -- not accepted
	Cerasus pensylvanica (L. f.) Loisel. -- not accepted
	Cerasus pumila (L.) Michx. -- not accepted
	Cerasus pumila ssp. besseyi (L.H. Bailey) W.A. Weber -- not accepted
	Cerasus tomentosa (Thunb.) Wall. ex T.T. Yu & C.L. Li -- not accepted
	Cercocarpus Kunth -- accepted -- mountain-mahogany
	Cercocarpus alnifolius Rydb. -- not accepted
	Cercocarpus argenteus Rydb. -- not accepted
	Cercocarpus arizonicus M.E. Jones -- not accepted
	Cercocarpus betulifolius var. blancheae C.K. Schneid. -- not accepted
	Cercocarpus betuloides Nutt. -- accepted -- birch-leaf mountain-mahogany
	Cercocarpus betuloides ssp. blancheae (C.K. Schneid.) Thorne -- not accepted
	Cercocarpus betuloides ssp. macrourus (Rydb.) A.E. Murray -- not accepted
	Cercocarpus betuloides ssp. traskiae (Eastw.) A.E. Murray -- not accepted
	Cercocarpus betuloides var. betuloides Nutt. -- accepted -- birch-leaf mountain-mahogany
	Cercocarpus betuloides var. blancheae (C.K. Schneid.) Little -- accepted -- island mountain-mahogany
	Cercocarpus betuloides var. macrourus (Rydb.) Jeps. -- accepted -- Klamath mountain-mahogany
	Cercocarpus betuloides var. multiflorus Jeps. -- not accepted
	Cercocarpus betuloides var. traskiae (Eastw.) Dunkle -- not accepted
	Cercocarpus breviflorus A. Gray -- accepted -- hairy mountain-mahogany
	Cercocarpus breviflorus var. eximius C.K. Schneid. -- not accepted
	Cercocarpus douglasii Rydb. -- not accepted
	Cercocarpus eximius (C.K. Schneid.) Rydb. -- not accepted
	Cercocarpus hypoleucus Rydb. -- not accepted
	Cercocarpus intricatus S. Watson -- not accepted -- littleleaf mountain-mahogany
	Cercocarpus intricatus var. intricatus S. Watson -- not accepted -- littleleaf mountain-mahogany
	Cercocarpus intricatus var. villosus C.K. Schneid. -- not accepted -- littleleaf mountain-mahogany
	Cercocarpus ledifolius Nutt. -- accepted -- curlleaf cercocarpus, curl-leaf mountain-mahogany
	Cercocarpus ledifolius var. hypoleucus (Rydb.) M. Peck -- not accepted
	Cercocarpus ledifolius var. intercedens C.K. Schneid. -- not accepted -- curl-leaf mountain-mahogany
	Cercocarpus ledifolius var. intermontanus N.H. Holmgren -- accepted -- curl-leaf mountain-mahogany
	Cercocarpus ledifolius var. intricatus (S. Watson) M.E. Jones -- accepted -- littleleaf mountain-mahogany
	Cercocarpus ledifolius var. ledifolius Nutt. -- accepted -- curl-leaf mountain-mahogany
	Cercocarpus macrourus Rydb. -- not accepted
	Cercocarpus minutiflorus Abrams -- accepted -- smooth mountain-mahogany
	Cercocarpus montanus Raf. -- accepted -- alderleaf cercocarpus, mountain-mahogany, true mountain-mahogany, birchleaf mountain-mahogany, alderleaf mountain-mahogany
	Cercocarpus montanus ssp. blancheae (C.K. Schneid.) Thorne -- not accepted
	Cercocarpus montanus var. argenteus (Rydb.) F.L. Martin -- not accepted -- silver birchleaf mountain-mahogany, silver mountain-mahogany
	Cercocarpus montanus var. blancheae (C.K. Schneid.) F.L. Martin -- not accepted -- island mountain-mahogany
	Cercocarpus montanus var. flabellifolius (Rydb.) Kearney & Peebles -- not accepted
	Cercocarpus montanus var. glaber (S. Watson) F.L. Martin -- not accepted -- birchleaf mountain-mahogany
	Cercocarpus montanus var. macrourus (Rydb.) F.L. Martin -- not accepted -- Klamath mountain-mahogany
	Cercocarpus montanus var. minutiflorus (Abrams) F.L. Martin -- not accepted -- smooth mountain-mahogany
	Cercocarpus montanus var. montanus Raf. -- not accepted -- Arizona mountain-mahogany, birchleaf mountain-mahogany, alderleaf mountain-mahogany
	Cercocarpus montanus var. paucidentatus (S. Watson) F.L. Martin -- not accepted -- hairy mountain-mahogany
	Cercocarpus montanus var. traskiae (Eastw.) F.L. Martin -- not accepted
	Cercocarpus parvifolius Nutt. ex Hook. & Arn. -- not accepted
	Cercocarpus parvifolius var. glaber S. Watson -- not accepted
	Cercocarpus parvifolius var. hirsutissimus C.K. Schneid. -- not accepted
	Cercocarpus parvifolius var. minimus C.K. Schneid. -- not accepted
	Cercocarpus parvifolius var. paucidentatus S. Watson -- not accepted
	Cercocarpus rotundifolius Rydb. -- not accepted
	Cercocarpus traskiae Eastw. -- accepted -- Catalina cercocarpus, Catalina Island mountain-mahogany
	Chaenomeles Lindl. -- accepted -- flowering quince
	Chaenomeles japonica (Thunb.) Lindl. ex Spach -- accepted -- Japanese flowering quince, Maule's quince
	Chaenomeles lagenaria (Loisel.) Koidz. -- not accepted
	Chaenomeles sinensis (Thouin) Koehne -- accepted
	Chaenomeles speciosa (Sweet) Nakai -- accepted -- flowering quince
	Chaenomeles X superba (Frahm) Rehder -- accepted -- quince
	Chamaebatia Benth. -- accepted -- mountain misery
	Chamaebatia australis (Brandegee) Abrams -- accepted -- southern mountain misery
	Chamaebatia foliolosa Benth. -- accepted -- mountain misery
	Chamaebatia foliolosa var. australis Brandegee -- not accepted -- southern mountain misery
	Chamaebatiaria (Porter ex W.H. Brewer & S. Watson) Maxim. -- accepted -- fernbush, desert sweet
	Chamaebatiaria millefolium (Torr.) Maxim. -- accepted -- desert sweet, fernbush
	Chamaemorus Greene -- not accepted
	Chamaemorus anglica Greene -- not accepted
	Chamaemorus norvegica Greene -- not accepted
	Chamaerhodos Bunge -- accepted -- little rose
	Chamaerhodos erecta (L.) Bunge -- accepted -- little-rose, little rose
	Chamaerhodos erecta ssp. erecta (L.) Bunge -- not accepted -- little rose
	Chamaerhodos erecta ssp. nuttallii (Pickering ex Rydb.) Hult�n -- not accepted -- chamaerhodos, little-rose, Nuttall's little rose
	Chamaerhodos erecta var. parviflora (Nutt.) C.L. Hitchc. -- not accepted
	Chamaerhodos nuttallii Pickering ex Rydb. -- not accepted
	Chamaerhodos nuttallii var. keweenawensis Fernald -- not accepted
	Choenomeles Lindl. -- not accepted -- flowering quince
	Choenomeles japonica (Thunb.) Lindl. ex Spach -- not accepted -- lesser flowering quince
	Choenomeles lagenaria (Loisel.) Koidz. -- not accepted
	Choenomeles speciosa (Sweet) Nakai -- not accepted -- Japanese flowering quince
	Coleogyne Torr. -- accepted -- blackbrush
	Coleogyne ramosissima Torr. -- accepted -- blackbrush
	Comarella multifoliolata (Torr.) Rydb. -- not accepted
	Comarella sabulosa (M.E. Jones) Rydb. -- not accepted
	Comarobatia Greene -- not accepted
	Comarobatia lasiococca (A. Gray) Greene -- not accepted
	Comaropsis pedata (Sm.) DC. -- not accepted
	Comarum L. -- accepted
	Comarum palustre L. -- accepted -- purple marshlocks
	Comarum palustre ssp. angustifolium (Raf.) Tzvelev -- not accepted
	Comarum palustre ssp. arcticum (Gand.) Tzvelev -- not accepted
	Corchorus japonicus (L.) Houtt. -- not accepted
	Corchorus scandens Thunb. -- not accepted
	Cotoneaster Medik. -- accepted
	Cotoneaster acuminatus Lindl. -- accepted
	Cotoneaster acutifolius Turcz. -- accepted -- Peking cotoneaster
	Cotoneaster acutifolius var. villosulus Rehder & E.H. Wilson -- not accepted
	Cotoneaster adpressus Bois -- accepted -- creeping cotoneaster
	Cotoneaster affinis Lindl. -- accepted
	Cotoneaster affinis var. bacillaris (Wall. ex Lindl.) C.K. Schneid. -- not accepted
	Cotoneaster allochrous Pojark. -- accepted
	Cotoneaster ambiguus Rehder & E.H. Wilson -- accepted
	Cotoneaster amoenus E.H. Wilson -- not accepted
	Cotoneaster angustifolius Franch. -- not accepted
	Cotoneaster apiculatus Rehder & E.H. Wilson -- accepted -- cranberry cotoneaster
	Cotoneaster atropurpureus Flinck & B. Hylm� -- accepted -- prostrate cotoneaster, purple-flowered cotoneaster
	Cotoneaster bacillaris Wall. ex Lindl. -- accepted
	Cotoneaster bullatus Bois -- accepted -- hollyberry cotoneaster
	Cotoneaster bullatus f. floribundus (Stapf) Rehder & E.H. Wilson -- not accepted
	Cotoneaster bullatus var. floribundus (Stapf) L.T. Lu & A.R. Brach -- accepted
	Cotoneaster bullatus var. macrophyllus Rehder & E.H. Wilson -- not accepted
	Cotoneaster buxifolius Wall. ex Lindl. -- accepted
	Cotoneaster buxifolius f. cochleatus Franch. -- not accepted
	Cotoneaster buxifolius f. vellaeus Franch. -- not accepted
	Cotoneaster calocarpus (Rehder & E.H. Wilson) Flinck & B. Hylm� -- not accepted
	Cotoneaster cochleatus (Franch.) G. Klotz -- accepted
	Cotoneaster congestus Baker -- not accepted
	Cotoneaster conspicuus (Messel) Messel -- accepted
	Cotoneaster conspicuus var. decorus P.G. Russel -- not accepted
	Cotoneaster conspicuus var. nanus G. Klotz -- not accepted
	Cotoneaster crenulatus (D. Don) K. Koch -- not accepted
	Cotoneaster crispii Exell (pro hybr.) -- accepted -- Crisp's cotoneaster
	Cotoneaster dammeri C.K. Schneid. -- accepted -- bearberry cotoneaster
	Cotoneaster dammeri var. radicans (Dammer ex C.K. Schneid.) C.K. Schneid. -- accepted
	Cotoneaster denticulatus Kunth -- not accepted
	Cotoneaster dielsianus E. Pritz. ex Diels -- accepted -- Diels' cotoneaster
	Cotoneaster dielsianus var. elegans Rehder & E.H. Wilson -- accepted
	Cotoneaster distichus var. tongolensis C.K. Schneid. -- not accepted
	Cotoneaster divaricatus Rehder & E.H. Wilson -- accepted -- spreading cotoneaster
	Cotoneaster fangianus T.T. Yu -- accepted -- Fang's cotoneaster
	Cotoneaster foveolatus Rehder & E.H. Wilson -- accepted
	Cotoneaster franchetii Bois -- accepted -- Franchet's cotoneaster, orange cotoneaster
	Cotoneaster franchetii var. sternianus Turrill -- not accepted
	Cotoneaster frigidus Wall. ex Lindl. -- accepted -- tree cotoneaster
	Cotoneaster gamblei G. Klotz -- accepted -- Gamble's cotoneaster
	Cotoneaster glaucophyllus Franch. -- accepted
	Cotoneaster glaucophyllus var. meiophyllus W.W. Sm. -- accepted
	Cotoneaster harrovianus E.H. Wilson -- accepted
	Cotoneaster harrysmithii Flinck & B. Hylm� -- accepted
	Cotoneaster hebephyllus Diels -- accepted
	Cotoneaster hebephyllus var. fulvidus W.W. Sm. -- accepted
	Cotoneaster hebephyllus var. monopyrenus W.W. Sm. -- not accepted
	Cotoneaster henryanus (C.K. Schneid.) Rehder & E.H. Wilson -- not accepted
	Cotoneaster hissaricus Pojark. -- accepted
	Cotoneaster hjelmqvistii Flinck & B. Hylm� -- accepted -- Hjelmqvist's cotoneaster
	Cotoneaster hodjingensis G. Klotz -- accepted -- earthquake cotoneaster
	Cotoneaster horizontalis Decne. -- accepted -- rockspray cotoneaster, rock cotoneaster, rock-spray
	Cotoneaster horizontalis var. wilsonii Havemeyer ex E.H. Wilson -- not accepted
	Cotoneaster hupehensis Rehder & E.H. Wilson -- not accepted -- Hupeh cotoneaster
	Cotoneaster ignavus E.L. Wolf -- accepted
	Cotoneaster insignis Pojark. -- accepted
	Cotoneaster integerrimus Medik. -- accepted
	Cotoneaster integrifolius (Roxb.) G. Klotz -- accepted -- entire-leaved cotoneaster
	Cotoneaster karatavicus Pojark. -- accepted
	Cotoneaster koidzumii Hayata -- not accepted
	Cotoneaster lacteus W.W. Sm. -- accepted -- milkflower cotoneaster
	Cotoneaster linearifolius (G. Klotz) G. Klotz -- not accepted
	Cotoneaster lucidus Schltdl. -- accepted -- shiny cotoneaster
	Cotoneaster magnificus J. Fryer & B. Hylm� -- accepted -- magnificent cotoneaster
	Cotoneaster melanocarpus Lodd., G. Lodd. & W. Lodd. -- accepted
	Cotoneaster melanocarpus var. laxiflorus (Jacq. ex Lindl.) C.K. Schneid. -- not accepted
	Cotoneaster microphyllus Wall. ex Lindl. -- accepted -- smallleaf cotoneaster
	Cotoneaster microphyllus var. cochleatus (Franch.) Rehder & E.H. Wilson -- not accepted
	Cotoneaster microphyllus var. conspicuus Messel -- not accepted
	Cotoneaster microphyllus var. glacialis Hook. f. ex Wenz. -- accepted
	Cotoneaster microphyllus var. melanotrichus (Franch.) Rehder -- not accepted
	Cotoneaster miniatus (Rehder & E.H. Wilson) Flinck & B. Hylm� -- accepted -- orange-drop cotoneaster
	Cotoneaster monopyrenus (W.W. Sm.) Flinck & B. Hylm� -- accepted -- one-stoned cotoneaster
	Cotoneaster moupinensis Franch. -- accepted
	Cotoneaster moupinensis f. floribundus Stapf -- not accepted
	Cotoneaster multiflora Bunge -- not accepted
	Cotoneaster multiflorus Bunge -- accepted
	Cotoneaster multiflorus var. calocarpus Rehder & E.H. Wilson -- accepted
	Cotoneaster nanus (G. Klotz) G. Klotz -- not accepted
	Cotoneaster nebrodensis (Guss.) K. Koch -- accepted
	Cotoneaster niger (Wahlb.) Fr. -- not accepted -- darkseed cotoneaster
	Cotoneaster niger var. laxiflorus (Jacq. ex Lindl.) Dippel -- not accepted
	Cotoneaster nitens Rehder & E.H. Wilson -- accepted -- few-flowered cotoneaster, Kokonor cotoneaster
	Cotoneaster nitidifolius C. Marquand -- accepted
	Cotoneaster nitidus Jacq. -- accepted
	Cotoneaster nummularius Fisch. & C.A. Mey. -- accepted
	Cotoneaster obovatus Wall. ex Dunn -- accepted
	Cotoneaster obscurus Rehder & E.H. Wilson -- accepted
	Cotoneaster oliganthus Pojark. -- accepted
	Cotoneaster pannosus Franch. -- accepted -- firethorn, silverleaf cotoneaster
	Cotoneaster permutatus G. Klotz -- not accepted
	Cotoneaster pyracantha (L.) Spach -- not accepted
	Cotoneaster qungbixiensis J. Fryer & B. Hylm� -- accepted -- Cangshan cotoneaster
	Cotoneaster racemiflorus (Desf.) K. Koch -- accepted
	Cotoneaster racemiflorus var. royleanus Dippel -- accepted
	Cotoneaster racemiflorus var. soongoricus (Regel) C.K. Schneid. -- not accepted
	Cotoneaster racemiflorus var. veitchii Rehder & E.H. Wilson -- not accepted
	Cotoneaster rehderi Pojark. -- accepted -- bullate cotoneaster
	Cotoneaster reticulatus Rehder & E.H. Wilson -- accepted
	Cotoneaster rhytidophyllus Rehder & E.H. Wilson -- accepted
	Cotoneaster roseus Edgew. -- accepted
	Cotoneaster rotundifolius Wall. ex Lindl. -- accepted
	Cotoneaster rubens W.W. Sm. -- accepted
	Cotoneaster rugosus E. Pritz. -- not accepted
	Cotoneaster salicifolius Franch. -- accepted
	Cotoneaster salicifolius var. floccosus Rehder & E.H. Wilson -- not accepted
	Cotoneaster salicifolius var. rugosus (E. Pritz.) Rehder & E.H. Wilson -- accepted
	Cotoneaster saxatilis Pojark. -- accepted
	Cotoneaster sikangensis Flinck & B. Hylm� -- not accepted
	Cotoneaster sikkimensis hort. ex Wien. -- accepted
	Cotoneaster silvestrii Pamp. -- accepted
	Cotoneaster simonsii Baker -- accepted -- Simons' cotoneaster
	Cotoneaster soongoricus (Regel & Herder) Popov -- accepted
	Cotoneaster splendens Flinck & B. Hylm� -- not accepted
	Cotoneaster sternianus (Turrill) Boom -- accepted -- Stern's cotoneaster
	Cotoneaster tengyuehensis J. Fryer & B. Hylm� -- accepted
	Cotoneaster thymifolius var. cochleatus (Franch.) Franch. -- not accepted
	Cotoneaster tomentosus (Aiton) Lindl. -- not accepted
	Cotoneaster transens G. Klotz -- accepted -- McLarens' cotoneaster
	Cotoneaster turbinatus Craib -- accepted
	Cotoneaster uniflorus Bunge -- accepted
	Cotoneaster vestitus (W.W. Sm.) Flinck & B. Hylm� -- accepted -- vested cotoneaster, woolly cotoneaster
	Cotoneaster villosulus (Rehder & E.H. Wilson) Flinck & B. Hylm� -- accepted -- Taiping cotoneaster
	Cotoneaster wardii W.W. Sm. -- accepted
	Cotoneaster X crispii Exell -- not accepted -- Crisp's cotoneaster
	Cotoneaster X suecicus G. Klotz -- accepted -- Swedish cotoneaster
	Cotoneaster X watereri Exell -- accepted -- Waterer's cotoneaster
	Cotoneaster zabelii C.K. Schneid. -- accepted
	Cotoneaster zabelii var. miniatus Rehder & E.H. Wilson -- not accepted
	Cotoneaster zeravschanicus Pojark. -- accepted
	Cowania D. Don -- not accepted
	Cowania alba Goodding -- not accepted
	Cowania ericifolia Torr. ex A. Gray -- not accepted
	Cowania mexicana D. Don -- not accepted
	Cowania mexicana var. dubia Brandegee -- not accepted
	Cowania mexicana var. stansburiana (Torr.) Jeps. -- not accepted
	Cowania mexicana var. stansburyana (Torr.) Jeps. -- not accepted
	Cowania stansburiana Torr. -- not accepted
	Cowania stansburyana Torr. -- not accepted
	Cowania subintegra Kearney -- not accepted
	Crataegus L. -- accepted -- hawthorns, aub�pines
	Crataegus abbreviata Sarg. -- not accepted
	Crataegus aboriginum Sarg. -- not accepted
	Crataegus acanthacolonensis Laughlin -- not accepted
	Crataegus acutifolia Sarg. -- not accepted
	Crataegus acutifolia var. insignis (Sarg.) E.J. Palmer -- not accepted
	Crataegus acutiserrata Kruschke -- not accepted
	Crataegus aemula Beadle -- accepted -- Rome hawthorn
	Crataegus aestivalis (Walter) Torr. & A. Gray -- accepted -- may hawthorn
	Crataegus alabamensis Beadle -- accepted
	Crataegus albanthera Sarg. -- not accepted
	Crataegus albicans Ashe -- not accepted
	Crataegus algens Beadle -- not accepted
	Crataegus allegheniensis Beadle -- accepted
	Crataegus alma Beadle -- not accepted -- bountiful hawthorn
	Crataegus alnorum Sarg. -- not accepted
	Crataegus altaica (Loudon) Lange -- not accepted
	Crataegus ambigua C.A. Mey. ex A.K. Becker -- accepted
	Crataegus ambitiosa Sarg. -- accepted -- Grand Rapids hawthorn
	Crataegus ambrosia Sarg. -- not accepted
	Crataegus amicalis Sarg. -- not accepted
	Crataegus amnicola Beadle -- not accepted
	Crataegus anamesa Sarg. -- accepted -- Fort Bend hawthorn
	Crataegus ancisa Beadle -- accepted -- Mississippi hawthorn
	Crataegus annosa Beadle -- accepted -- Phoenix City hawthorn
	Crataegus antimina Sarg. -- accepted
	Crataegus antiplasta Sarg. -- not accepted
	Crataegus apiomorpha Sarg. -- not accepted -- Fort Sheridan hawthorn
	Crataegus apiomorpha var. cyanophylla (Sarg.) Kruschke -- not accepted
	Crataegus aprica Beadle -- accepted -- sunny hawthorn
	Crataegus aquacervensis J.B. Phipps & O'Kennon -- accepted -- Elkwater hawthorn
	Crataegus arborea Beadle -- not accepted -- Montgomery hawthorn
	Crataegus arborea var. ohioensis (Sarg.) Kruschke -- not accepted
	Crataegus arborescens Elliott -- accepted
	Crataegus arbutifolia W.T. Aiton -- not accepted
	Crataegus arcana Beadle -- accepted -- Carolina hawthorn
	Crataegus ardula Sarg. -- not accepted
	Crataegus arkansana Sarg. -- not accepted
	Crataegus arnoldiana Sarg. -- not accepted
	Crataegus arrogans Beadle -- not accepted -- Dixie hawthorn
	Crataegus ashei Beadle -- accepted -- Ashe's hawthorn
	Crataegus aspera Sarg. -- not accepted
	Crataegus asperifolia Sarg. -- not accepted
	Crataegus ater Ashe -- accepted -- Nashville hawthorn
	Crataegus atrorubens Ashe -- accepted
	Crataegus atrovirens J.B. Phipps & O'Kennon -- accepted
	Crataegus attrita Beadle -- accepted
	Crataegus aulica Sarg. -- not accepted
	Crataegus austromontana Beadle -- accepted -- valley head hawthorn
	Crataegus azarolus L. -- accepted -- azarole, Mediterranean-medlar
	Crataegus balkwillii Sarg. -- not accepted
	Crataegus barrettiana Sarg. -- not accepted
	Crataegus basilica Beadle -- not accepted
	Crataegus beadlei Ashe -- accepted -- Beadle's hawthorn
	Crataegus beata Sarg. -- accepted -- Dunbar's hawthorn
	Crataegus beata var. opulens (Sarg.) E.J. Palmer -- not accepted
	Crataegus beckwithiae Sarg. -- not accepted
	Crataegus berberifolia Torr. & A. Gray -- accepted -- barberry hawthorn, barberry-leaved hawthorn
	Crataegus berberifolia var. berberifolia Torr. & A. Gray -- accepted -- barberry hawthorn
	Crataegus berberifolia var. edita (Sarg.) E.J. Palmer -- not accepted
	Crataegus berberifolia var. engelmannii (Sarg.) Eggl. -- accepted -- barberry hawthorn
	Crataegus bicknellii Eggl. -- accepted
	Crataegus biltmoreana Beadle -- accepted
	Crataegus biltmoreana var. stonei (Sarg.) Kruschke -- not accepted
	Crataegus bisulcata Ashe -- not accepted
	Crataegus blanda Sarg. -- not accepted
	Crataegus blothra Laughlin -- not accepted
	Crataegus bona Sarg. -- not accepted -- Berks County hawthorn
	Crataegus boyntonii Beadle -- not accepted
	Crataegus brachyacantha Sarg. & Engelm. -- accepted -- blueberry hawthorn
	Crataegus brachyacantha f. leucocarpa Sarg. -- not accepted
	Crataegus brachyphylla Sarg. -- accepted
	Crataegus brainerdii Sarg. -- accepted -- aub�pine de Brainerd, Brainerd's hawthorn
	Crataegus brainerdii var. asperifolia (Sarg.) Eggl. -- not accepted
	Crataegus brainerdii var. cyclophylla (Sarg.) E.J. Palmer -- not accepted
	Crataegus brainerdii var. egglestonii (Sarg.) B.L. Rob. -- not accepted
	Crataegus brainerdii var. scabrida (Sarg.) Eggl. -- not accepted
	Crataegus brazoria Sarg. -- accepted -- Brazos hawthorn
	Crataegus brazoria var. brazoria Sarg. -- accepted -- Brazos hawthorn
	Crataegus brazoria var. viburnifolia (Sarg.) J.B. Phipps -- accepted -- sawtooth hawthorn
	Crataegus brittonii Eggl. -- accepted -- Britton's hawthorn
	Crataegus brumalis Ashe -- not accepted
	Crataegus brunetiana Sarg. -- not accepted
	Crataegus brunetiana var. fernaldii (Sarg.) E.J. Palmer -- not accepted
	Crataegus buckleyi Beadle -- accepted
	Crataegus bullatus Boiss. -- accepted -- hawthorn
	Crataegus bushii Sarg. -- not accepted
	Crataegus caesa Ashe -- not accepted
	Crataegus caesariata Sarg. -- not accepted
	Crataegus caliciglabrata Schuette -- not accepted
	Crataegus calophylla Sarg. -- not accepted
	Crataegus calpodendron (Ehrh.) Medik. -- accepted -- pear hawthorn
	Crataegus calpodendron var. gigantea Kruschke -- not accepted
	Crataegus calpodendron var. globosa (Sarg.) E.J. Palmer -- not accepted
	Crataegus calpodendron var. hispida (Sarg.) E.J. Palmer -- not accepted
	Crataegus calpodendron var. hispidula (Sarg.) E.J. Palmer -- not accepted
	Crataegus calpodendron var. microcarpa (Chapm.) E.J. Palmer -- not accepted
	Crataegus calpodendron var. mollicula (Sarg.) E.J. Palmer -- not accepted
	Crataegus calpodendron var. obesa (Ashe) E.J. Palmer -- not accepted
	Crataegus canadensis Sarg. -- not accepted -- Canadian hawthorn
	Crataegus canbyi Sarg. -- not accepted
	Crataegus candens Sarg. -- not accepted
	Crataegus carrollensis Sarg. -- accepted -- Eureka Springs hawthorn
	Crataegus castlegarensis J.B. Phipps & O'Kennon -- accepted -- Castlegar hawthorn
	Crataegus cavaleriei H. L�v. & Vaniot -- not accepted
	Crataegus celsa Sarg. -- not accepted
	Crataegus cerronis A. Nelson -- not accepted
	Crataegus chadsfordiana Sarg. -- not accepted
	Crataegus champlainensis Sarg. -- not accepted
	Crataegus chapmanii (Beadle) Ashe -- not accepted
	Crataegus cherokeensis Sarg. -- not accepted
	Crataegus chlorocarpa Lenne & K. Koch -- not accepted
	Crataegus chlorosarca Maxim. -- accepted
	Crataegus chlorosarca var. atrocarpa (E.L. Wolf) Cinovskis -- accepted
	Crataegus choriophylla Sarg. -- not accepted
	Crataegus chrysocarpa Ashe -- accepted -- fireberry hawthorn
	Crataegus chrysocarpa var. aboriginum (Sarg.) Kruschke -- not accepted
	Crataegus chrysocarpa var. bicknellii (Eggl.) E.J. Palmer -- not accepted
	Crataegus chrysocarpa var. blanchardii (Sarg.) J.B. Phipps -- accepted
	Crataegus chrysocarpa var. caesariata (Sarg.) E.J. Palmer -- not accepted
	Crataegus chrysocarpa var. chrysocarpa Ashe -- accepted -- red haw, scarlet hawthorn, red-fruited hawthorn, fireberry hawthorn
	Crataegus chrysocarpa var. faxonii (Sarg.) Eggl. -- accepted
	Crataegus chrysocarpa var. longiacuminata Kruschke -- not accepted
	Crataegus chrysocarpa var. phoenicea E.J. Palmer -- accepted
	Crataegus chrysocarpa var. piperi (Britton) Kruschke -- accepted -- Piper's hawthorn
	Crataegus chrysocarpa var. praecox (Sarg.) J.B. Phipps -- accepted -- red haw
	Crataegus chrysocarpa var. rotundifolia (Moench) Sarg. -- not accepted
	Crataegus chrysocarpa var. subrotundifolia (Sarg.) J.B. Phipps -- accepted
	Crataegus chrysocarpa var. vernonensis J.B. Phipps & O'Kennon -- accepted
	Crataegus chrysocarpa var. vigintistamina J.B. Phipps -- accepted
	Crataegus cibaria Beadle -- not accepted
	Crataegus coccinata Sarg. -- not accepted
	Crataegus coccinea L. -- not accepted
	Crataegus coccinea L. -- accepted -- scarlet hawthorn, red-fruited hawthorn, red haw
	Crataegus coccinea var. coccinea L. -- accepted -- scarlet hawthorn
	Crataegus coccinea var. fulleriana (Sarg.) J.A. Macklin & J.B. Phipps -- accepted
	Crataegus coccinea var. pringlei (Sarg.) J.A. Macklin & J.B. Phipps -- accepted -- Pringle's hawthorn
	Crataegus coccinioides Ashe -- accepted -- Kansas hawthorn
	Crataegus coccinioides var. locuples (Sarg.) Kruschke -- not accepted
	Crataegus cocksii Sarg. -- not accepted
	Crataegus cognata Sarg. -- accepted
	Crataegus coleae Sarg. -- accepted -- Cole's hawthorn
	Crataegus collicola Ashe -- accepted
	Crataegus collina Chapm. -- accepted -- Hillside hawthorn
	Crataegus collina var. collicola (Ashe) E.J. Palmer -- not accepted
	Crataegus collina var. collina Chapm. -- accepted
	Crataegus collina var. hirtiflora (Sarg.) J.B. Phipps -- accepted
	Crataegus collina var. lettermanii (Sarg.) Eggl. -- accepted
	Crataegus collina var. secta (Sarg.) E.J. Palmer -- not accepted
	Crataegus collina var. sordida (Sarg.) Eggl. -- accepted
	Crataegus collina var. succincta (Sarg.) E.J. Palmer -- accepted
	Crataegus colonica Beadle -- accepted
	Crataegus columbiana Howell -- not accepted -- Columbia hawthorn
	Crataegus columbiana var. chrysocarpa (Ashe) Dorn -- not accepted
	Crataegus columbiana var. columbiana Howell -- not accepted -- Columbian hawthorn
	Crataegus columbiana var. occidentalis (Britton) Dorn -- not accepted
	Crataegus columbiana var. piperi (Britton) Eggl. -- not accepted
	Crataegus compacta Sarg. -- accepted -- clustered hawthorn
	Crataegus compta Sarg. -- not accepted -- adorned hawthorn
	Crataegus condigna Beadle -- accepted -- river junction hawthorn
	Crataegus confragosa Sarg. -- not accepted
	Crataegus congesta Sarg. -- not accepted
	Crataegus consanguinea Beadle -- not accepted -- Tallahassee hawthorn
	Crataegus conspecta Sarg. -- not accepted
	Crataegus consueta Sarg. -- not accepted
	Crataegus contrita Beadle -- accepted -- southern hawthorn
	Crataegus cordata (Mill.) Aiton -- not accepted
	Crataegus corusca Sarg. -- accepted -- shiningbranch hawthorn
	Crataegus corusca var. gigantea Kruschke -- not accepted
	Crataegus corusca var. hillii (Sarg.) Kruschke -- not accepted
	Crataegus crassifolia Sarg. -- not accepted
	Crataegus crawfordiana Sarg. -- not accepted
	Crataegus craytonii Beadle -- accepted -- Crayton's hawthorn
	Crataegus crenulata (D. Don) Roxb. -- not accepted
	Crataegus crocea Beadle -- accepted
	Crataegus crocina Beadle -- not accepted
	Crataegus crus-galli L. -- accepted -- aub�pine ergot-de-coq, bush hawthorn, cockspur hawthorn
	Crataegus crus-galli var. barrettiana (Sarg.) E.J. Palmer -- not accepted -- cockspur hawthorn
	Crataegus crus-galli var. bellica (Sarg.) E.J. Palmer -- not accepted -- cockspur hawthorn
	Crataegus crus-galli var. capillata Sarg. -- not accepted -- cockspur hawthorn
	Crataegus crus-galli var. crus-galli L. -- accepted -- cockspur hawthorn
	Crataegus crus-galli var. exigua (Sarg.) Eggl. -- not accepted -- cockspur hawthorn
	Crataegus crus-galli var. leptophylla (Sarg.) E.J. Palmer -- not accepted -- cockspur hawthorn
	Crataegus crus-galli var. macra (Beadle) E.J. Palmer -- not accepted -- cockspur hawthorn
	Crataegus crus-galli var. oblongata Sarg. -- not accepted -- cockspur hawthorn
	Crataegus crus-galli var. pachyphylla (Sarg.) E.J. Palmer -- not accepted -- cockspur hawthorn
	Crataegus crus-galli var. pyracanthifolia Aiton -- accepted -- cockspur hawthorn
	Crataegus crus-galli var. regalis (Beadle) J.B. Phipps -- accepted -- cockspur hawthorn
	Crataegus cuneata Siebold & Zucc. -- accepted -- Chinese hawthorn, Nippon hawthorn
	Crataegus cuneiformis (Marshall) Eggl. -- not accepted
	Crataegus cupressocollina J.B. Phipps & O'Kennon -- accepted -- Cypress Hills hawthorn
	Crataegus curvisepala auct. non Lindm. -- not accepted -- English hawthorn
	Crataegus cyclophylla Sarg. -- not accepted
	Crataegus dahurica Koehne ex C.K. Schneid. -- accepted
	Crataegus dallasiana Sarg. -- accepted -- Dallas hawthorn
	Crataegus danielsii E.J. Palmer -- not accepted
	Crataegus delawarensis Sarg. -- accepted
	Crataegus delosii Sarg. -- not accepted
	Crataegus deltoides Ashe -- not accepted
	Crataegus denaria Beadle -- not accepted
	Crataegus densiflora Sarg. -- not accepted
	Crataegus desertorum Sarg. -- not accepted
	Crataegus desueta Sarg. -- accepted -- New York hawthorn
	Crataegus desueta var. wausaukiensis Kruschke -- not accepted
	Crataegus dilatata Sarg. -- not accepted -- black hawthorn, broadleaf hawthorn
	Crataegus discolor Sarg. -- not accepted
	Crataegus disjuncta Sarg. -- not accepted
	Crataegus dispar Beadle -- accepted -- Aiken hawthorn
	Crataegus disperma Ashe -- accepted -- spreading hawthorn
	Crataegus disperma var. peoriensis (Sarg.) Kruschke -- not accepted
	Crataegus dispessa Ashe -- accepted -- mink hawthorn
	Crataegus dissona Sarg. -- not accepted -- northern hawthorn
	Crataegus dissona var. bellula (Sarg.) Kruschke -- not accepted
	Crataegus distincta Kruschke -- accepted -- distinct hawthorn
	Crataegus divida Sarg. -- not accepted
	Crataegus divisa Sarg. -- not accepted
	Crataegus doddsii Ramaley -- not accepted
	Crataegus dodgei Ashe -- accepted -- Dodge's hawthorn
	Crataegus dodgei var. flavida (Sarg.) P.G. Sm. & Phipps -- not accepted
	Crataegus dodgei var. lumaria (Ashe) Sarg. -- not accepted
	Crataegus dodgei var. rotundata (Sarg.) Kruschke -- not accepted
	Crataegus douglasii Lindl. -- accepted -- river hawthorn, black hawthorn
	Crataegus douglasii var. douglasii Lindl. -- not accepted -- Douglas' hawthorn, black hawthorn
	Crataegus douglasii var. duchesnensis S.L. Welsh -- not accepted -- Duchesne black hawthorn
	Crataegus douglasii var. rivularis (Nutt.) Sarg. -- not accepted
	Crataegus douglasii var. suksdorfii Sarg. -- not accepted
	Crataegus dunbarii Sarg. -- not accepted
	Crataegus durobrivensis Sarg. -- not accepted
	Crataegus eatoniana Sarg. -- not accepted
	Crataegus edita Sarg. -- not accepted
	Crataegus edura Beadle -- not accepted
	Crataegus egens Beadle -- accepted
	Crataegus egglestonei Sarg. -- not accepted
	Crataegus egregia Beadle -- accepted
	Crataegus ellwangeriana Sarg. -- not accepted
	Crataegus enderbyensis J.B. Phipps & O'Kennon -- accepted
	Crataegus engelmannii Sarg. -- not accepted -- Engelmann's hawthorn
	Crataegus engelmannii var. sinistra (Beadle) E.J. Palmer -- not accepted
	Crataegus enuculata Sarg. -- not accepted
	Crataegus erythrocarpa Ashe -- accepted -- red hawthorn
	Crataegus erythropoda Ashe -- accepted -- cerro hawthorn
	Crataegus evansiana Sarg. -- not accepted
	Crataegus exilis Beadle -- accepted -- slender hawthorn
	Crataegus extraria Beadle -- accepted -- Marietta hawthorn
	Crataegus fastosa Sarg. -- not accepted
	Crataegus faxonii Sarg. -- not accepted
	Crataegus faxonii var. durifrucata Kruschke -- not accepted
	Crataegus faxonii var. praecoqua (Sarg.) Kruschke -- not accepted
	Crataegus faxonii var. praetermissa (Sarg.) E.J. Palmer -- not accepted
	Crataegus fecunda Sarg. -- accepted -- fecund hawthorn, clair hawthorn
	Crataegus fera Beadle -- not accepted
	Crataegus fernaldii Sarg. -- accepted
	Crataegus ferrissii Ashe -- not accepted
	Crataegus ferta Sarg. -- not accepted
	Crataegus filipes Ashe -- not accepted
	Crataegus flabellata (Bosc ex Spach) K. Koch -- accepted -- fanleaf hawthorn
	Crataegus flabellata var. densiflora (Sarg.) Kruschke -- not accepted
	Crataegus flabellata var. grayana (Eggl.) E.J. Palmer -- not accepted
	Crataegus flava Aiton -- accepted -- yellow hawthorn, yellowleaf hawthorn
	Crataegus flavida Sarg. -- not accepted
	Crataegus florens Beadle -- accepted
	Crataegus florentina Zuccagni -- not accepted
	Crataegus floridana Sarg. -- accepted
	Crataegus florifera Sarg. -- accepted
	Crataegus florifera var. celsa (Sarg.) Kruschke -- not accepted
	Crataegus florifera var. mortonis (Laughlin) Kruschke -- not accepted
	Crataegus florifera var. shirleyensis (Sarg.) Kruschke -- not accepted
	Crataegus florifera var. virilis (Sarg.) Kruschke -- not accepted
	Crataegus fluviatilis Sarg. -- accepted
	Crataegus foetida Ashe -- not accepted
	Crataegus fontanesiana (Spach) Steud. -- not accepted
	Crataegus fontanesiana auct. non (Spach) Steud. -- not accepted
	Crataegus formosa Sarg. -- accepted
	Crataegus fortunata Sarg. -- not accepted
	Crataegus fragilis Beadle -- accepted -- fragile hawthorn
	Crataegus franklinensis Sarg. -- not accepted
	Crataegus fretalis Sarg. -- accepted
	Crataegus frugiferens Beadle -- accepted
	Crataegus fulleriana Sarg. -- not accepted -- Fuller's hawthorn
	Crataegus fulleriana var. chippewaensis (Sarg.) Kruschke -- not accepted
	Crataegus fulleriana var. gigantea Kruschke -- not accepted
	Crataegus fulleriana var. miranda (Sarg.) Kruschke -- not accepted
	Crataegus furtiva Beadle -- accepted -- Albany hawthorn
	Crataegus galbana Beadle -- accepted
	Crataegus gattingeri Ashe -- accepted -- Gattinger's hawthorn
	Crataegus gattingeri var. rigida E.J. Palmer -- not accepted
	Crataegus gaudens Sarg. -- not accepted
	Crataegus gaylussacia A. Heller -- accepted -- Huckleberry hawthorn, Suksdorf's hawthorn
	Crataegus gemmosa Sarg. -- not accepted
	Crataegus georgiana Sarg. -- not accepted
	Crataegus glabra Thunb. -- not accepted
	Crataegus glabriuscula Sarg. -- not accepted
	Crataegus glareosa Ashe -- accepted -- Port Huron hawthorn
	Crataegus globosa Sarg. -- not accepted
	Crataegus grandis Ashe -- accepted -- grand hawthorn
	Crataegus gravida Beadle -- not accepted
	Crataegus gravis Ashe -- not accepted
	Crataegus grayana Eggl. -- not accepted
	Crataegus gregalis Beadle -- not accepted
	Crataegus greggiana Eggl. -- accepted -- Gregg's hawthorn
	Crataegus habereri Sarg. -- not accepted
	Crataegus hadleyana Sarg. -- not accepted
	Crataegus hamata Sarg. -- not accepted
	Crataegus hannibalensis E.J. Palmer -- not accepted
	Crataegus harbisonii Beadle -- accepted -- Harbison's hawthorn
	Crataegus harryi Sarg. -- not accepted
	Crataegus harveyana Sarg. -- not accepted -- Harvey's hawthorn
	Crataegus helvina Ashe -- accepted -- Clarkton hawthorn
	Crataegus hillii Sarg. -- not accepted
	Crataegus hirtiflora Sarg. -- not accepted
	Crataegus hispidula Sarg. -- not accepted -- Harvey's hawthorn
	Crataegus holmesiana Ashe -- accepted -- Holmes' hawthorn
	Crataegus holmesiana var. amicta (Ashe) E.J. Palmer -- not accepted
	Crataegus holmesiana var. chippewaensis (Sarg.) E.J. Palmer -- not accepted
	Crataegus holmesiana var. magniflora (Sarg.) E.J. Palmer -- not accepted
	Crataegus holmesiana var. villipes Ashe -- not accepted
	Crataegus honesta Sarg. -- not accepted
	Crataegus horseyi E.J. Palmer -- not accepted
	Crataegus ideae Sarg. -- accepted -- Concord hawthorn
	Crataegus ignava Beadle -- accepted -- Bedford Springs hawthorn
	Crataegus illecebrosa Sarg. -- not accepted
	Crataegus illuminata Sarg. -- not accepted
	Crataegus impar Beadle -- accepted -- redclay hawthorn
	Crataegus improvisa Sarg. -- not accepted
	Crataegus inanis Beadle -- accepted -- oldmaid hawthorn
	Crataegus incerta Sarg. -- not accepted
	Crataegus incisa Sarg. -- not accepted
	Crataegus indicens Ashe -- accepted -- Mansfield hawthorn
	Crataegus induta Sarg. -- not accepted
	Crataegus infera Sarg. -- not accepted
	Crataegus ingens Beadle -- not accepted
	Crataegus insidiosa Beadle -- not accepted -- Ozark hawthorn
	Crataegus insolens Sarg. -- not accepted
	Crataegus insperata Sarg. -- not accepted -- Harvey's hawthorn
	Crataegus integra Beadle -- accepted -- Lake Ella hawthorn
	Crataegus integrifolius Roxb. -- not accepted
	Crataegus integriloba Sarg. -- not accepted
	Crataegus interior Beadle -- not accepted
	Crataegus intricata Lange -- accepted -- Biltmore hawthorn, Copenhagen hawthorn
	Crataegus intricata var. boyntonii (Beadle) Kruschke -- not accepted
	Crataegus intricata var. neobushii (Sarg.) Kruschke -- not accepted
	Crataegus intricata var. rubella (Beadle) Kruschke -- not accepted
	Crataegus intricata var. straminea (Beadle) E.J. Palmer -- not accepted
	Crataegus invicta Beadle -- accepted -- Fulton hawthorn
	Crataegus invisa Sarg. -- not accepted
	Crataegus iracunda Beadle -- accepted -- stolonbearing hawthorn
	Crataegus iracunda var. brumalis (Ashe) Kruschke -- not accepted
	Crataegus iracunda var. diffusa (Sarg.) Kruschke -- not accepted
	Crataegus iracunda var. populnea (Ashe) Kruschke -- not accepted
	Crataegus iracunda var. silvicola (Beadle) E.J. Palmer -- not accepted
	Crataegus iracunda var. stolonifera (Sarg.) Kruschke -- not accepted
	Crataegus irrasa Sarg. -- accepted -- Blanchard's hawthorn
	Crataegus irrasa var. blanchardii (Sarg.) Eggl. -- not accepted
	Crataegus iterata Sarg. -- not accepted
	Crataegus jackii Sarg. -- not accepted
	Crataegus jesupii Sarg. -- accepted -- Jesup's hawthorn
	Crataegus jonesiae Sarg. -- accepted -- Miss Jones' hawthorn
	Crataegus jonesiae var. brownietta (Sarg.) Kruschke -- not accepted
	Crataegus jonesiae var. harryi (Sarg.) Kruschke -- not accepted
	Crataegus kansuensis E.H. Wilson -- accepted
	Crataegus kellermanii Sarg. -- not accepted
	Crataegus kelloggii Sarg. -- accepted -- Kellogg's hawthorn
	Crataegus kingstonensis Sarg. -- accepted -- Kingston's hawthorn
	Crataegus knieskerniana Sarg. -- accepted -- Knieskern's hawthorn
	Crataegus lacera Sarg. -- not accepted
	Crataegus lacrimata Small -- accepted -- Pensacola hawthorn
	Crataegus laetifica Sarg. -- not accepted
	Crataegus laevigata (Poir.) DC. -- accepted -- smooth hawthorn, English hawthorn, whitethorn, woodland hawthorn
	Crataegus lanata Beadle -- accepted -- hoary hawthorn
	Crataegus lancei J.B. Phipps -- accepted
	Crataegus lanceolata Sarg. -- not accepted
	Crataegus lanuginosa Sarg. -- accepted -- woolly hawthorn
	Crataegus lassa Beadle -- accepted -- Florida hawthorn
	Crataegus latebrosa Sarg. -- accepted -- densewoods hawthorn
	Crataegus laurentiana Sarg. -- accepted -- Laurentian hawthorn
	Crataegus laurentiana var. brunetiana (Sarg.) Kruschke -- not accepted
	Crataegus laurentiana var. dissimilifolia Kruschke -- not accepted
	Crataegus laxiflora Sarg. -- not accepted
	Crataegus lecta Sarg. -- not accepted
	Crataegus leiophylla Sarg. -- not accepted
	Crataegus lemingtonensis Sarg. -- not accepted -- Lemington hawthorn
	Crataegus leonensis E.J. Palmer -- accepted
	Crataegus lepida Beadle -- accepted -- dwarf hawthorn
	Crataegus leptophylla Sarg. -- not accepted
	Crataegus letchworthiana Sarg. -- not accepted
	Crataegus leucantha Laughlin -- not accepted
	Crataegus levis Sarg. -- accepted
	Crataegus limaria Sarg. -- not accepted
	Crataegus limata Beadle -- accepted -- Warm Springs hawthorn
	Crataegus limnophila Sarg. -- not accepted -- waterloving hawthorn
	Crataegus littoralis Sarg. -- not accepted
	Crataegus locuples Sarg. -- not accepted
	Crataegus lucorum Sarg. -- accepted -- grove hawthorn
	Crataegus luculenta Sarg. -- not accepted
	Crataegus ludoviciensis Sarg. -- not accepted
	Crataegus lumaria Ashe -- accepted -- roundleaf hawthorn
	Crataegus macauleyae Sarg. -- not accepted
	Crataegus mackenziei Sarg. -- not accepted
	Crataegus mackenziei var. aspera (Sarg.) E.J. Palmer -- not accepted
	Crataegus mackenziei var. bracteata (Sarg.) E.J. Palmer -- not accepted
	Crataegus macracantha Lodd. ex Louden -- accepted -- large-thorn hawthorn
	Crataegus macracantha var. colorado (Ashe) Kruschke -- not accepted
	Crataegus macracantha var. divida (Sarg.) Kruschke -- not accepted
	Crataegus macracantha var. integriloba (Sarg.) Kruschke -- not accepted
	Crataegus macracantha var. occidentalis (Britton) Eggl. -- not accepted
	Crataegus macracantha var. pertomentosa (Ashe) Kruschke -- not accepted
	Crataegus macropoda Sarg. -- not accepted
	Crataegus macrosperma Ashe -- accepted -- bigfruit hawthorn
	Crataegus macrosperma var. acutiloba (Sarg.) Eggl. -- not accepted
	Crataegus macrosperma var. demissa (Sarg.) Eggl. -- not accepted
	Crataegus macrosperma var. eganii (Ashe) Kruschke -- not accepted
	Crataegus macrosperma var. matura (Sarg.) Eggl. -- not accepted
	Crataegus macrosperma var. pastorum (Sarg.) Eggl. -- not accepted
	Crataegus macrosperma var. pentandra (Sarg.) Eggl. -- not accepted
	Crataegus macrosperma var. roanensis (Ashe) E.J. Palmer -- not accepted
	Crataegus magniflora Sarg. -- accepted
	Crataegus maloides Sarg. -- not accepted
	Crataegus mansfieldensis Sarg. -- not accepted
	Crataegus margarettae Ashe -- accepted -- Margarett's hawthorn
	Crataegus margarettae var. angustifolia E.J. Palmer -- accepted
	Crataegus margarettae var. brownii (Britton) Sarg. -- accepted
	Crataegus margarettae var. margarettae Ashe -- accepted -- Margarett's hawthorn
	Crataegus margarettae var. meiophylla (Sarg.) E.J. Palmer -- accepted
	Crataegus marshallii Eggl. -- accepted -- parsley hawthorn
	Crataegus maximowiczii C.K. Schneid. -- accepted
	Crataegus media Sarg. -- not accepted
	Crataegus membranacea Sarg. -- accepted -- tissueleaf hawthorn
	Crataegus menandiana Sarg. -- accepted -- Menand's hawthorn
	Crataegus mendosa Beadle -- accepted -- Albertville hawthorn
	Crataegus mercerensis Sarg. -- not accepted
	Crataegus meridiana Beadle -- accepted
	Crataegus meridionalis Sarg. -- not accepted -- gallion hawthorn
	Crataegus merita Sarg. -- not accepted
	Crataegus mexicana DC. -- accepted -- tejocote, Mexican hawthorn, manzanita tejocotera
	Crataegus michauxii Pers. -- not accepted
	Crataegus micrantha Sarg. -- not accepted
	Crataegus microcarpa Lindl. -- not accepted
	Crataegus milleri Sarg. -- not accepted
	Crataegus minutiflora Sarg. -- not accepted
	Crataegus mira Beadle -- accepted -- confederate hawthorn
	Crataegus mohrii Beadle -- not accepted
	Crataegus mollicula Sarg. -- not accepted -- Harvey's hawthorn
	Crataegus mollis (Torr. & A. Gray) Scheele -- accepted -- Arnold hawthorn, red hawthorn, downy hawthorn
	Crataegus mollis var. dumetosa (Sarg.) Kruschke -- accepted
	Crataegus mollis var. gigantea Kruschke -- not accepted
	Crataegus mollis var. incisifolia Kruschke -- not accepted
	Crataegus mollis var. incisifolia Kruschke ex J.B. Phipps -- accepted
	Crataegus mollis var. mollis (Torr. & A. Gray) Scheele -- accepted -- downy hawthorn
	Crataegus mollis var. sera (Sarg.) Eggl. -- not accepted
	Crataegus mollita Sarg. -- not accepted -- Harvey's hawthorn
	Crataegus monogyna Jacq. -- accepted -- singleseed hawthorn, oneseed hawthorn
	Crataegus monogyna var. monogyna Jacq. -- accepted -- oneseed hawthorn
	Crataegus monogyna var. rosea (Willd.) K. Koch -- not accepted
	Crataegus monosperma Sarg. -- not accepted
	Crataegus montivaga Sarg. -- not accepted
	Crataegus mortonis Laughlin -- not accepted
	Crataegus multiflora Bunge -- accepted -- inkberry hawthorn
	Crataegus munda Beadle -- accepted -- Batesburg hawthorn
	Crataegus nananixonii J.B. Phipps & O'Kennon -- accepted -- Nixon's hawthorn
	Crataegus neobaxteri Sarg. -- not accepted
	Crataegus neobushii Sarg. -- accepted -- Bush's hawthorn
	Crataegus neofluvialis Ashe -- not accepted
	Crataegus nigra Waldst. & Kit. -- accepted
	Crataegus nitens Sarg. -- not accepted
	Crataegus nitida (Engelm. ex Britton & A. Br.) Sarg. -- accepted -- glossy hawthorn
	Crataegus nitidula Sarg. -- accepted -- Ontario hawthorn
	Crataegus nitidula var. limatula (Sarg.) Kruschke -- not accepted
	Crataegus nitidula var. macrocarpa Kruschke -- not accepted
	Crataegus nitidula var. recedens (Sarg.) Kruschke -- not accepted
	Crataegus noelensis Sarg. -- not accepted
	Crataegus nuda Sarg. -- accepted -- nude hawthorn
	Crataegus nudiflora Nutt. ex Torr. & A. Gray -- not accepted
	Crataegus oakesiana Eggl. -- accepted
	Crataegus obscura Sarg. -- not accepted -- Harvey's hawthorn
	Crataegus occidentalis Britton -- not accepted
	Crataegus ohioensis Sarg. -- not accepted
	Crataegus okanaganensis J.B. Phipps & O'Kennon -- accepted -- Okanagan Valley hawthorn
	Crataegus okanaganensis var. okanaganensis J.B. Phipps & O'Kennon -- accepted -- Okanagan Valley hawthorn
	Crataegus okanaganensis var. wellsii J.B. Phipps & O'Kennon -- accepted -- Okanagan Valley hawthorn
	Crataegus okennonii J.B. Phipps -- accepted -- O'Kennon's hawthorn
	Crataegus opaca Hook. & Arn. -- accepted -- riverflat hawthorn, western mayhaw, apple haw
	Crataegus operta Ashe -- not accepted
	Crataegus opima Beadle -- accepted
	Crataegus opulens Sarg. -- accepted -- Rochester hawthorn
	Crataegus orbicularis J.B. Phipps & O'Kennon -- accepted
	Crataegus orientalis Pall. ex M. Bieb. -- accepted
	Crataegus ouachitensis E.J. Palmer -- accepted -- Ouachita hawthorn
	Crataegus ouachitensis var. minor E.J. Palmer -- not accepted
	Crataegus ovata Sarg. -- not accepted -- ovateleaf hawthorn
	Crataegus oxyacantha auct. non L. -- not accepted
	Crataegus oxyacantha var. paulii (Rehder) Rehder -- not accepted
	Crataegus oxyacanthoides Thuill. -- not accepted
	Crataegus pachyphylla Sarg. -- not accepted
	Crataegus padifolia Sarg. -- accepted -- bird-cherry hawthorn
	Crataegus padifolia var. incarnata Sarg. -- accepted
	Crataegus padifolia var. padifolia Sarg. -- accepted
	Crataegus pagensis Sarg. -- not accepted
	Crataegus pallens Beadle -- not accepted
	Crataegus palliata Sarg. -- not accepted
	Crataegus palmeri Sarg. -- not accepted
	Crataegus paludosa Sarg. -- accepted -- hawthorn
	Crataegus panda Beadle -- not accepted -- Florida hawthorn
	Crataegus paradoxa Sarg. -- not accepted
	Crataegus parkiae Sarg. -- not accepted
	Crataegus parvula Sarg. -- not accepted
	Crataegus pearsonii Ashe -- accepted -- Pearson's hawthorn
	Crataegus pedicellata Sarg. -- not accepted -- scarlet hawthorn
	Crataegus pedicellata var. albicans (Ashe) E.J. Palmer -- not accepted
	Crataegus pedicellata var. assurgens (Sarg.) E.J. Palmer -- not accepted
	Crataegus pedicellata var. caesa (Ashe) Kruschke -- not accepted
	Crataegus pedicellata var. ellwangeriana (Sarg.) Eggl. -- not accepted
	Crataegus pedicellata var. robesoniana (Sarg.) E.J. Palmer -- not accepted
	Crataegus pedicellata var. sertata (Sarg.) Kruschke -- not accepted
	Crataegus penita Beadle -- accepted -- Great Smoky Mountain hawthorn
	Crataegus pennsylvanica Ashe -- accepted -- Pennsylvania hawthorn
	Crataegus pentagyna Waldst. & Kit. ex Willd. -- accepted
	Crataegus peoriensis Sarg. -- not accepted
	Crataegus pequotorum Sarg. -- accepted -- Connecticut hawthorn
	Crataegus perjucunda Sarg. -- accepted -- pearthorn
	Crataegus permera Sarg. -- not accepted
	Crataegus permixta E.J. Palmer -- not accepted
	Crataegus persimilis Sarg. -- accepted -- plumleaf hawthorn
	Crataegus pertomentosa Ashe -- not accepted
	Crataegus pexa Beadle -- accepted
	Crataegus phaenopyrum (L. f.) Medik. -- accepted -- Washington hawthorn
	Crataegus phaneroneura Sarg. -- not accepted
	Crataegus phippsii O'Kennon -- accepted -- Phipps' hawthorn
	Crataegus pinetorum Beadle -- accepted -- pineland hawthorn
	Crataegus pinguis Sarg. -- not accepted
	Crataegus pinnatifida Bunge -- accepted -- Chinese haw, Chinese hawthorn
	Crataegus pinnatifida var. major N.E. Br. -- accepted -- Chinese haw, Chinese hawthorn
	Crataegus piperi Britton -- not accepted -- Piper's hawthorn
	Crataegus pisifera Sarg. -- not accepted
	Crataegus placens Sarg. -- not accepted
	Crataegus platycarpa Sarg. -- not accepted
	Crataegus poliophylla Sarg. -- not accepted -- elegant hawthorn
	Crataegus polyclada Sarg. -- not accepted
	Crataegus populifolia Walter -- not accepted
	Crataegus populnea Ashe -- accepted
	Crataegus porrecta Ashe -- accepted -- Pittsburgh hawthorn
	Crataegus porteri Britton -- not accepted
	Crataegus porteri var. caerulescens (Sarg.) E.J. Palmer -- not accepted
	Crataegus pratensis Sarg. -- accepted -- prairie hawthorn
	Crataegus pringlei Sarg. -- not accepted -- Pringle's hawthorn
	Crataegus pringlei var. exclusa (Sarg.) Eggl. -- not accepted
	Crataegus pringlei var. lobulata (Sarg.) Eggl. -- not accepted
	Crataegus prona Ashe -- accepted -- Illinois hawthorn
	Crataegus pruinosa (Wendl. f.) K. Koch -- accepted -- frosted hawthorn, waxyfruit hawthorn
	Crataegus pruinosa var. brachypoda (Sarg.) E.J. Palmer -- not accepted
	Crataegus pruinosa var. cognata (Sarg.) J.B. Phipps -- not accepted
	Crataegus pruinosa var. congesta (Sarg.) J.B. Phipps -- not accepted
	Crataegus pruinosa var. conjuncta (Sarg.) Eggl. -- not accepted
	Crataegus pruinosa var. delawarensis (Sarg.) E.J. Palmer -- not accepted
	Crataegus pruinosa var. dissona (Sarg.) Eggl. -- accepted
	Crataegus pruinosa var. grandiflora Kruschke -- not accepted
	Crataegus pruinosa var. latisepala (Sarg.) Eggl. -- not accepted
	Crataegus pruinosa var. leiophylla (Sarg.) J.B. Phipps -- not accepted
	Crataegus pruinosa var. magnifolia (Sarg.) J.B. Phipps -- accepted
	Crataegus pruinosa var. pachypoda (Sarg.) E.J. Palmer -- not accepted
	Crataegus pruinosa var. parvula (Sarg.) J.B. Phipps -- accepted
	Crataegus pruinosa var. porteri (Britton) Eggl. -- not accepted
	Crataegus pruinosa var. pruinosa (Wendl. f.) K. Koch -- accepted -- waxyfruit hawthorn
	Crataegus pruinosa var. rugosa (Ashe) Kruschke -- accepted
	Crataegus pruinosa var. virella (Ashe) Kruschke -- accepted
	Crataegus prunifolia Pers. -- not accepted
	Crataegus pulcherrima Ashe -- accepted -- beautiful hawthorn
	Crataegus punctata Jacq. -- accepted -- dotted hawthorn
	Crataegus punctata var. aurea Aiton -- not accepted
	Crataegus punctata var. canescens Britton -- not accepted
	Crataegus punctata var. microphylla Sarg. -- not accepted
	Crataegus punctata var. pausiaca (Ashe) E.J. Palmer -- not accepted
	Crataegus purpurella J.B. Phipps & O'Kennon -- accepted -- Loch Lomond hawthorn
	Crataegus putata Sarg. -- accepted -- Scranton hawthorn
	Crataegus putnamiana Sarg. -- not accepted
	Crataegus pyracantha var. crenulata (D. Don) Loudon -- not accepted
	Crataegus pyracanthifolia G. Don -- not accepted
	Crataegus pyracanthoides Beadle -- not accepted
	Crataegus pyracanthoides var. arborea (Beadle) E.J. Palmer -- not accepted
	Crataegus pyrifolia Lam. -- not accepted
	Crataegus quaesita Beadle -- accepted -- gulf hawthorn
	Crataegus raleighensis Ashe -- not accepted
	Crataegus randiana Sarg. -- not accepted
	Crataegus ravenelii Sarg. -- not accepted
	Crataegus ravida Ashe -- accepted -- jeweled hawthorn
	Crataegus recedens Sarg. -- not accepted
	Crataegus recurvata Beadle -- not accepted
	Crataegus regalis Beadle -- not accepted
	Crataegus regalis var. paradoxa (Sarg.) E.J. Palmer -- not accepted
	Crataegus relicta Sarg. -- not accepted
	Crataegus resima Beadle -- not accepted -- gulf hawthorn
	Crataegus reverchonii Sarg. -- accepted -- Reverchon's hawthorn
	Crataegus reverchonii var. discolor (Sarg.) E.J. Palmer -- not accepted
	Crataegus reverchonii var. mohrii (Beadle) J.B. Phipps -- accepted -- Reverchon's hawthorn
	Crataegus reverchonii var. palmeri (Sarg.) J.B. Phipps -- accepted -- Reverchon's hawthorn
	Crataegus reverchonii var. reverchonii Sarg. -- accepted -- Reverchon's hawthorn
	Crataegus reverchonii var. stevensiana (Sarg.) E.J. Palmer -- not accepted
	Crataegus rhipidophylla Gand. -- accepted
	Crataegus rhipidophylla var. lindmanii (Hrabetov�) K.I. Chr. -- accepted
	Crataegus rhodella Ashe -- accepted -- Franklin's hawthorn
	Crataegus rigens Beadle -- accepted -- Gadsden hawthorn
	Crataegus rivularis Nutt. -- accepted -- river hawthorn
	Crataegus rivuloadamensis J.B. Phipps & O'Kennon -- accepted -- Adams Creek hawthorn
	Crataegus rivulopugnensis J.B. Phipps & O'Kennon -- accepted -- Battle Creek hawthorn
	Crataegus roanensis Ashe -- not accepted
	Crataegus roanensis var. fluviatilis (Sarg.) Kruschke -- not accepted
	Crataegus roanensis var. heidelbergensis (Sarg.) Kruschke -- not accepted
	Crataegus robinsonii Sarg. -- accepted -- Robinson's hawthorn
	Crataegus robur Beadle -- not accepted
	Crataegus roribacca Ashe -- accepted
	Crataegus rotundata Sarg. -- not accepted
	Crataegus rotundifolia Moench -- not accepted
	Crataegus rubella Beadle -- accepted
	Crataegus rubrifolia Sarg. -- not accepted
	Crataegus rudis Sarg. -- not accepted
	Crataegus rufula Sarg. -- accepted -- rusty hawthorn
	Crataegus rugosa Ashe -- not accepted
	Crataegus rupicola Sarg. -- not accepted
	Crataegus sabineana Ashe -- not accepted
	Crataegus saeva Sarg. -- not accepted
	Crataegus saligna Greene -- accepted -- willow hawthorn
	Crataegus sanguinea Pall. -- accepted
	Crataegus sargentii Beadle -- accepted -- Sargent's hawthorn
	Crataegus saundersiana Sarg. -- not accepted
	Crataegus scabera Sarg. -- not accepted -- Harvey's hawthorn
	Crataegus scabrida Sarg. -- accepted -- rough hawthorn
	Crataegus scabrida var. asperifolia (Sarg.) Kruschke -- accepted
	Crataegus scabrida var. balkwillii (Sarg.) Phipps -- not accepted
	Crataegus scabrida var. cyclophylla (Sarg.) Kruschke -- accepted
	Crataegus scabrida var. dunbarii (Sarg.) Kruschke -- not accepted
	Crataegus scabrida var. egglestonii (Sarg.) Kruschke -- accepted
	Crataegus scabrida var. hadleyana (Sarg.) Phipps -- not accepted
	Crataegus scabrida var. honesta (Sarg.) Kruschke -- not accepted
	Crataegus scabrida var. improvisa (Sarg.) Phipps -- not accepted
	Crataegus scabrida var. scabrida Sarg. -- accepted -- rough hawthorn
	Crataegus schizophylla Eggl. -- accepted
	Crataegus schuettei Ashe -- accepted -- Schuette's hawthorn
	Crataegus schuettei var. basilica (Beadle) Phipps -- not accepted
	Crataegus schuettei var. cuneata Kruschke -- accepted
	Crataegus schuettei var. ferrissii (Ashe) Kruschke ex J.B. Phipps -- accepted
	Crataegus schuettei var. gigantea Kruschke ex J.B. Phipps -- accepted
	Crataegus schuettei var. schuettei Ashe -- accepted -- Schuette's hawthorn
	Crataegus secreta Phipps -- not accepted
	Crataegus segnis Beadle -- accepted
	Crataegus senta Beadle -- accepted
	Crataegus serratifolia Desf. -- not accepted
	Crataegus severa Sarg. -- not accepted
	Crataegus shaferi Sarg. -- accepted -- Shafer's hawthorn
	Crataegus sheila-phippsiae J.B. Phipps & O'Kennon -- accepted
	Crataegus sheila-phippsiae var. saskatchewanensis J.B. Phipps & O'Kennon -- accepted
	Crataegus sheila-phippsiae var. sheila-phippsiae J.B. Phipps & O'Kennon -- accepted
	Crataegus sheridana A. Nelson -- accepted -- Great plains hawthorn
	Crataegus shinnersii Kruschke -- not accepted
	Crataegus shirleyensis Sarg. -- not accepted
	Crataegus shuswapensis J.B. Phipps & O'Kennon -- accepted
	Crataegus sicca Sarg. -- accepted
	Crataegus sicca var. glabrifolia (Sarg.) E.J. Palmer -- accepted
	Crataegus sicca var. sicca Sarg. -- accepted
	Crataegus signata Beadle -- not accepted
	Crataegus silvestris Sarg. -- not accepted
	Crataegus sordida Sarg. -- not accepted
	Crataegus sororia Beadle -- accepted
	Crataegus spathulata Michx. -- accepted -- littlehip hawthorn
	Crataegus spatiosa Sarg. -- accepted -- New London hawthorn
	Crataegus spicata Lam. -- not accepted
	Crataegus spinulosa Sarg. -- not accepted -- Harvey's hawthorn
	Crataegus spissa Sarg. -- accepted -- Essex hawthorn
	Crataegus stenosepala Sarg. -- accepted -- duke hawthorn
	Crataegus stevensiana Sarg. -- not accepted
	Crataegus stolonifera Sarg. -- accepted
	Crataegus stonei Sarg. -- accepted -- Stone's hawthorn
	Crataegus straminea Beadle -- not accepted
	Crataegus strigosa Sarg. -- not accepted
	Crataegus strongylophylla Sarg. -- not accepted
	Crataegus sublobulata Sarg. -- not accepted
	Crataegus submollis Sarg. -- accepted -- Quebec hawthorn
	Crataegus suborbiculata Sarg. -- accepted -- Caughuawaga hawthorn
	Crataegus suborbiculata var. saundersiana (Sarg.) Kruschke -- not accepted
	Crataegus subpilosa Sarg. -- not accepted
	Crataegus subrotundifolia Sarg. -- not accepted
	Crataegus succincta Sarg. -- not accepted
	Crataegus succulenta Schrad. ex Link -- accepted -- fleshy hawthorn
	Crataegus succulenta var. gemmosa (Sarg.) Kruschke -- accepted
	Crataegus succulenta var. laxiflora (Sarg.) Kruschke -- not accepted
	Crataegus succulenta var. macracantha (Lodd. ex Louden) Eggl. -- not accepted
	Crataegus succulenta var. michiganensis (Ashe) E.J. Palmer -- accepted
	Crataegus succulenta var. neofluvialis (Ashe) E.J. Palmer -- accepted
	Crataegus succulenta var. occidentalis Britton -- not accepted
	Crataegus succulenta var. pertomentosa (Ashe) E.J. Palmer -- not accepted
	Crataegus succulenta var. pisifera (Sarg.) Kruschke -- accepted
	Crataegus succulenta var. rutila (Sarg.) Kruschke -- not accepted
	Crataegus succulenta var. succulenta Schrad. ex Link -- accepted -- fleshy hawthorn
	Crataegus suksdorfii (Sarg.) Kruschke -- not accepted -- Suksdorf's hawthorn
	Crataegus sutherlandensis Sarg. -- not accepted -- Sutherland hawthorn
	Crataegus sylvestris Sarg. -- not accepted
	Crataegus tanacetifolia (Poir.) Pers. -- accepted
	Crataegus tantula Sarg. -- not accepted
	Crataegus tanuphylla Sarg. -- accepted -- keystone hawthorn
	Crataegus taquetii H. L�v. -- not accepted
	Crataegus tatnalliana Sarg. -- not accepted
	Crataegus tenax Ashe -- not accepted
	Crataegus tenuispina Sarg. -- not accepted
	Crataegus teres Beadle -- accepted
	Crataegus tersa Beadle -- not accepted
	Crataegus texana Buckley -- accepted -- Texas hawthorn
	Crataegus thermopegaea E.J. Palmer -- accepted -- graceful hawthorn
	Crataegus tinctoria Ashe -- accepted -- dyed hawthorn
	Crataegus tomentosa var. microcarpa Chapm. -- not accepted -- Harvey's hawthorn
	Crataegus torminalis L. -- not accepted
	Crataegus tortilis Ashe -- not accepted
	Crataegus torva Beadle -- not accepted
	Crataegus tracyi Ashe ex Eggl. -- accepted -- mountain hawthorn, Tracy's hawthorn
	Crataegus triflora Chapm. -- accepted -- threeflower hawthorn
	Crataegus tripartita Sarg. -- not accepted -- cutleaf hawthorn
	Crataegus tristis Beadle -- not accepted -- minute hawthorn
	Crataegus triumphalis Sarg. -- not accepted
	Crataegus truncata Sarg. -- not accepted
	Crataegus turnerorum Enquist -- accepted -- Turner's hawthorn
	Crataegus uniflora M�nchh. -- accepted -- oneflower hawthorn, dwarf hawthorn
	Crataegus uniqua Sarg. -- not accepted
	Crataegus ursopedensis J.B. Phipps & O'Kennon -- accepted -- Bears Paw hawthorn
	Crataegus uvaldensis Sarg. -- not accepted -- lonestar hawthorn
	Crataegus vailiae Britton -- accepted -- Miss Vail's hawthorn
	Crataegus valida Beadle -- accepted -- Rockmart hawthorn
	Crataegus vallicola Sarg. -- not accepted
	Crataegus velutina Sarg. -- not accepted
	Crataegus venulosa Sarg. -- not accepted
	Crataegus venusta Beadle -- accepted
	Crataegus verruculosa Sarg. -- not accepted
	Crataegus versuta Beadle -- not accepted -- Johnny Reb hawthorn
	Crataegus viburnifolia Sarg. -- not accepted -- sawtooth hawthorn
	Crataegus vicinalis Beadle -- not accepted
	Crataegus villipes (Ashe) Ashe -- not accepted
	Crataegus villosa Thunb. -- not accepted
	Crataegus virella Ashe -- not accepted
	Crataegus viridis L. -- accepted -- green hawthorn
	Crataegus viridis var. desertorum (Sarg.) Keeney & Enquist -- not accepted -- desert hawthorn
	Crataegus viridis var. glabriuscula (Sarg.) J.B. Phipps -- accepted
	Crataegus viridis var. interior (Beadle) E.J. Palmer -- not accepted
	Crataegus viridis var. lanceolata (Sarg.) E.J. Palmer -- accepted
	Crataegus viridis var. lutensis (Sarg.) E.J. Palmer -- not accepted
	Crataegus viridis var. lutescens (Sarg.) E.J. Palmer -- not accepted
	Crataegus viridis var. nitens (Sarg.) J.B. Phipps -- accepted
	Crataegus viridis var. nitida Engelm. ex Britton & A. Br. -- not accepted
	Crataegus viridis var. ovata (Sarg.) E.J. Palmer -- accepted
	Crataegus viridis var. velutina (Sarg.) E.J. Palmer -- accepted
	Crataegus viridis var. viridis L. -- accepted -- green hawthorn
	Crataegus virilis Sarg. -- not accepted
	Crataegus visenda Beadle -- accepted
	Crataegus vittata Ashe -- not accepted
	Crataegus vulsa Beadle -- accepted -- Alabama hawthorn
	Crataegus warneri Sarg. -- not accepted -- Warner's hawthorn, Warner hawthorn
	Crataegus wattiana Hemsl. & Lace -- accepted
	Crataegus wattiana var. wattiana Hemsl. & Lace -- accepted -- Altai hawthorn
	Crataegus williamsii Eggl. -- accepted -- Williams' hawthorn
	Crataegus wisconsinensis Kruschke -- not accepted
	Crataegus wootoniana Eggl. -- accepted -- Wooton's hawthorn
	Crataegus X anomala Sarg. (pro sp.) -- not accepted -- anomalous hawthorn, Arnold hawthorn
	Crataegus X brevipes Peck (pro sp.) -- accepted -- hawthorn
	Crataegus X collicola Ashe (pro sp.) -- not accepted
	Crataegus X densiflora Sarg. (pro sp.) -- not accepted -- denseflower hawthorn
	Crataegus X grignonensis Mouill. -- accepted
	Crataegus X haemacarpa Ashe (pro sp.) -- accepted -- hawthorn
	Crataegus X hudsonica Sarg. (pro sp.) -- accepted -- Hudson hawthorn
	Crataegus X immanis Ashe (pro sp.) -- accepted -- hawthorn
	Crataegus X incaedua Sarg. (pro sp.) -- accepted -- hawthorn
	Crataegus X kennedyi Sarg. (pro sp.) -- accepted -- Kennedy's hawthorn
	Crataegus X kingstonensis Sarg. (pro sp.) -- not accepted -- Kingston's hawthorn
	Crataegus X laneyi Sarg. (pro sp.) -- accepted -- Laney's hawthorn
	Crataegus X lauta Sarg. (pro sp.) -- accepted
	Crataegus X lavallei H�rincq ex Lavall�e -- accepted
	Crataegus X lettermanii Sarg. (pro sp.) -- not accepted -- Letterman's hawthorn
	Crataegus X maligna Sarg. (pro sp.) -- accepted -- hawthorn
	Crataegus X media Bechst. -- accepted
	Crataegus X mordenensis Boom -- accepted
	Crataegus X notha Sarg. (pro hybr.) -- accepted -- hawthorn
	Crataegus X pausiaca Ashe -- not accepted
	Crataegus X peckietta Sarg. (pro sp.) -- accepted -- Peck's hawthorn
	Crataegus X pilosa Sarg. (pro sp.) -- accepted -- pilose hawthorn
	Crataegus X puberis Sarg. (pro sp.) -- accepted -- hawthorn
	Crataegus X rubrocarnea Sarg. (pro sp.) -- accepted -- hawthorn
	Crataegus X simulata Sarg. -- accepted -- hawthorn
	Crataegus X websteri Sarg. -- accepted -- Webster's hawthorn
	Crataegus X whitakeri Sarg. (pro hybr.) -- accepted
	Crataegus xanthophylla Sarg. -- accepted -- buffalo hawthorn
	Crataegus youngii Sarg. -- not accepted
	Cyclactis Raf. -- not accepted
	Cydonia Mill. -- accepted
	Cydonia japonica (Thunb.) Pers. -- not accepted
	Cydonia oblonga Mill. -- accepted -- quince
	Cydonia sinensis Thouin -- not accepted
	Cydonia speciosa Sweet -- not accepted
	Cydonia vulgaris Pers. -- not accepted
	Cylactis arcticus ssp. acaulis (Michx.) W.A. Weber -- not accepted
	Cylactis lyncemontana Raf. -- not accepted
	Cylactis montana Raf. -- not accepted
	Cylactis pubescens (Raf.) W.A. Weber -- not accepted
	Dalibarda L. -- accepted
	Dalibarda lobata Baldwin -- not accepted
	Dalibarda pedata (Sm.) Stephan -- not accepted
	Dalibarda repens L. -- not accepted -- robin runaway
	Dasiphora Raf. -- accepted -- shrubby cinquefoil
	Dasiphora floribunda (Pursh) Raf. -- not accepted -- shrubby cinquefoil
	Dasiphora fruticosa auct. non (L.) Rydb. -- not accepted
	Dasiphora fruticosa (L.) Rydb. -- accepted -- shrubby cinquefoil
	Dasiphora fruticosa ssp. floribunda (Pursh) Kartesz -- not accepted -- shrubby cinquefoil, bush cinquefoil, widdy, golden hardhack
	Dasiphora fruticosa ssp. tenuifolia (Willd. ex Schltdl.) Rydb. -- not accepted
	Dryas L. -- accepted -- mountain-avens
	Dryas ajanensis Juz. -- accepted -- white dryad
	Dryas ajanensis ssp. beringensis Jurtzev -- accepted -- white dryad
	Dryas alaskensis A.E. Porsild -- accepted -- Alaskan mountain-avens
	Dryas chamissonis Spreng. -- not accepted
	Dryas crenulata Juz. -- accepted
	Dryas drummondii Richardson ex Hook. -- accepted -- Drummond's mountain-avens
	Dryas drummondii var. drummondii Richardson ex Hook. -- not accepted -- Drummond's mountain-avens
	Dryas drummondii var. eglandulosa A.E. Porsild -- not accepted -- yellow mountain-avens
	Dryas drummondii var. tomentosa (Farr) L.O. Williams -- not accepted -- tomentose mountain-avens
	Dryas hookeriana Juz. -- accepted
	Dryas incisa Juz. -- accepted
	Dryas integrifolia Vahl -- accepted -- entireleaf mountain-avens
	Dryas integrifolia ssp. chamissonis (Spreng.) Scoggan -- not accepted -- white mountain-avens
	Dryas integrifolia ssp. crenulata (Juz.) J. Kozhevn -- not accepted -- crenulate mountain-avens
	Dryas integrifolia ssp. integrifolia Vahl -- accepted -- entireleaf mountain-avens
	Dryas integrifolia ssp. sylvatica (Hult�n) Hult�n -- accepted -- entireleaf mountain-avens
	Dryas integrifolia var. canescens Simmons -- not accepted
	Dryas integrifolia var. subintegrifolia Hult�n -- not accepted
	Dryas integrifolia var. sylvatica Hult�n -- not accepted
	Dryas octopetala L. -- accepted -- eightpetal mountain-avens
	Dryas octopetala f. argentea (Blytt) Hult�n -- accepted
	Dryas octopetala ssp. alaskensis (A.E. Porsild) Hult�n -- not accepted -- Alaskan mountain-avens
	Dryas octopetala ssp. hookeriana (Juz.) Hult�n -- not accepted -- Hooker's mountain-avens
	Dryas octopetala ssp. octopetala L. -- not accepted -- eightpetal mountain-avens
	Dryas octopetala ssp. octopetala var. angustifolia C.L. Hitchc. -- not accepted -- eightpetal mountain-avens
	Dryas octopetala ssp. octopetala var. kamtschatica (Juz.) Hult�n -- not accepted
	Dryas octopetala ssp. octopetala var. octopetala L. -- not accepted -- eightpetal mountain-avens
	Dryas octopetala ssp. punctata (Juz.) Hult�n -- not accepted -- eightpetal mountain-avens
	Dryas octopetala ssp. punctata var. glabrata Hult�n -- not accepted
	Dryas octopetala ssp. punctata var. punctata L. -- not accepted
	Dryas octopetala ssp. punctata var. viscida Hult�n -- not accepted
	Dryas octopetala var. angustifolia C.L. Hitchc. -- not accepted -- eightpetal mountain-avens
	Dryas octopetala var. argentea Blytt -- not accepted
	Dryas octopetala var. drummondii (Richardson ex Hook.) S. Watson -- not accepted
	Dryas octopetala var. glabrata Hult�n -- not accepted
	Dryas octopetala var. hookeriana (Juz.) Breitung -- not accepted
	Dryas octopetala var. integrifolia (Vahl) Hook. f. -- not accepted
	Dryas octopetala var. kamtschatica (Juz.) Hult�n -- not accepted -- Kamtschatka mountain-avens
	Dryas octopetala var. luteola Hult�n -- not accepted
	Dryas octopetala var. octopetala L. -- not accepted -- eightpetal mountain-avens
	Dryas octopetala var. viscida Hult�n -- not accepted
	Dryas pentapetala L. -- not accepted
	Dryas punctata Juz. -- accepted
	Dryas punctata ssp. alaskensis (A.E. Porsild) Jurtzev -- not accepted
	Dryas sylvatica (Hult�n) A.E. Porsild -- not accepted
	Dryas tomentosa Farr -- not accepted
	Dryas X lewinii Rouleau -- accepted
	Dryas X sundermannii Kellerer ex Sundermann -- accepted
	Dryas X wyssiana Beauverd -- not accepted
	Drymocallis Fourr. ex Rydb. -- accepted
	Drymocallis agrimonioides (Pursh) Rydb. -- not accepted
	Drymocallis arguta (Pursh) Rydb. -- accepted -- tall cinquefoil
	Drymocallis arizonica Rydb. -- accepted -- Arizona cinquefoil
	Drymocallis ashlandica (Greene) Rydb. -- accepted -- Ashland cinquefoil
	Drymocallis campanulata (C.L. Hitchc.) Ertter -- accepted -- John Day drymocallis
	Drymocallis convallaria (Rydb.) Rydb. -- accepted -- cream cinquefoil
	Drymocallis cuneifolia Rydb. -- accepted
	Drymocallis cuneifolia var. cuneifolia Rydb. -- accepted
	Drymocallis cuneifolia var. ewanii (D.D. Keck) Ertter -- accepted -- Ewan's drymocallis
	Drymocallis deseretica Ertter -- accepted
	Drymocallis fissa (Nutt.) Rydb. -- accepted -- bigflower cinquefoil
	Drymocallis glabrata Rydb. -- accepted -- Idaho drymocallis
	Drymocallis glandulosa (Lindl.) Rydb. -- accepted -- sticky cinquefoil
	Drymocallis glandulosa var. glandulosa (Lindl.) Rydb. -- accepted -- sticky cinquefoil
	Drymocallis glandulosa var. reflexa (Greene) Ertter -- accepted -- sticky cinquefoil
	Drymocallis glandulosa var. viscida (Parish) Ertter -- accepted -- Parish's drymocallis
	Drymocallis glandulosa var. wrangelliana (Fisch. & Av�-Lall.) Ertter -- accepted
	Drymocallis hansenii (Greene) Rydb. -- accepted -- Hansen's cinquefoil
	Drymocallis lactea (Greene) Rydb. -- accepted
	Drymocallis lactea var. austinae (Jeps.) Ertter -- accepted -- Austin's drymocallis
	Drymocallis lactea var. lactea (Greene) Rydb. -- accepted -- Sierran drymocallis, wood beauty
	Drymocallis micropetala Rydb. -- accepted -- smallpetal cinquefoil
	Drymocallis pseudorupestris (Rydb.) Rydb. -- accepted -- sticky cinquefoil
	Drymocallis pseudorupestris var. crumiana Ertter -- accepted -- Crum's drymocallis
	Drymocallis pseudorupestris var. pseudorupestris (Rydb.) Rydb. -- accepted -- sticky cinquefoil
	Drymocallis pseudorupestris var. saxicola Ertter -- accepted -- Cliff drymocallis
	Drymocallis rhomboidea (Rydb.) Rydb. -- accepted -- globose drymocallis, Siskiyou drymocallis
	Duchesnea Sm. -- accepted
	Duchesnea indica (Andrews) Focke -- accepted -- India mockstrawberry, Indian strawberry
	Duchesnea indica var. indica (Andrews) Focke -- accepted -- Indian strawberry
	Dyctisperma Raf. -- not accepted
	Emplectocladus fasciculatus Torr. -- not accepted
	Eriobotrya Lindl. -- accepted -- loquat
	Eriobotrya japonica (Thunb.) Lindl. -- accepted -- loquat
	Eriogynia Hook. -- not accepted
	Eriogynia caespitosa (Nutt.) S. Watson -- not accepted
	Eriogynia hendersonii Canby -- not accepted
	Eriogynia pectinata (Pursh) Hook. -- not accepted
	Eriogynia uniflora S. Watson -- not accepted
	Erythrocoma campanulata Greene -- not accepted
	Erythrocoma canescens Greene -- not accepted
	Erythrocoma ciliata (Pursh) Greene -- not accepted
	Erythrocoma triflora (Pursh) Greene -- not accepted
	Exochorda Lindl. -- accepted -- pearlbrush
	Exochorda grandiflora Lindl. -- not accepted
	Exochorda racemosa (Lindl.) Rehder -- accepted -- common pearlbrush
	Fallugia Endl. -- accepted -- Apache plume
	Fallugia micrantha Cockerell -- not accepted
	Fallugia paradoxa (D. Don) Endl. ex Torr. -- accepted -- Apache plume
	Fallugia paradoxa var. acuminata Wooton -- not accepted
	Ficus pyrifolia Burm. f. -- not accepted
	Filipendula Mill. -- accepted -- queen
	Filipendula denudata (J. Presl & C. Presl) Rydb. -- not accepted
	Filipendula denudata (J. Presl & C. Presl) Fritsch -- not accepted
	Filipendula hexapetala Gilib. ex Maxim. -- not accepted
	Filipendula lobata (Gronov. ex Jacq.) Maxim. -- not accepted
	Filipendula occidentalis (S. Watson) Howell -- accepted -- queen of the forest, queen-of-the-forest
	Filipendula rubra (Hill) B.L. Rob. -- accepted -- queen of the prairie
	Filipendula ulmaria (L.) Maxim. -- accepted -- queen of the meadow
	Filipendula ulmaria ssp. denudata (J. Presl & C. Presl) Hayek -- not accepted -- queen of the meadow
	Filipendula ulmaria ssp. ulmaria (L.) Maxim. -- not accepted -- queen of the meadow
	Filipendula ulmaria var. denudata (J. Presl & C. Presl) Hayne ex Maxim. -- not accepted
	Filipendula vulgaris Moench -- accepted -- dropwort
	Fragaria L. -- accepted -- strawberry
	Fragaria americana (Porter) Britton -- not accepted
	Fragaria australis (Rydb.) Rydb. -- not accepted
	Fragaria bracteata A. Heller -- not accepted
	Fragaria californica Cham. & Schltdl. -- not accepted
	Fragaria californica var. franciscana Rydb. -- not accepted
	Fragaria canadensis Michx. -- not accepted
	Fragaria chiloensis (L.) Mill. -- accepted -- beach strawberry
	Fragaria chiloensis ssp. chiloensis (L.) Mill. -- accepted -- beach strawberry
	Fragaria chiloensis ssp. lucida (E. Vilm. ex J. Gay) Staudt -- accepted -- beach strawberry
	Fragaria chiloensis ssp. pacifica Staudt -- accepted -- Pacific beach strawberry
	Fragaria chiloensis ssp. sandwicensis (Decne.) Staudt -- accepted -- Sandwich beach strawberry
	Fragaria chiloensis var. ananassa Weston -- not accepted
	Fragaria chiloensis var. sandwicensis (Decne.) O. Deg. & I. Deg. -- not accepted
	Fragaria chiloensis var. scouleri Hook. -- not accepted
	Fragaria crantzii Crantz -- not accepted
	Fragaria crinita Rydb. -- not accepted -- Pacific strawberry
	Fragaria cuneifolia Nutt. ex Howell -- not accepted
	Fragaria glauca (S. Watson) Rydb. -- not accepted
	Fragaria grandiflora Ehrh. -- not accepted
	Fragaria grayana Vilm. ex J. Gay -- not accepted
	Fragaria helleri Holz. -- not accepted
	Fragaria indica Andrews -- not accepted
	Fragaria multicipita Fernald -- not accepted
	Fragaria ovalis (Lehm.) Rydb. -- not accepted
	Fragaria palustris (L.) Crantz -- not accepted
	Fragaria pauciflora Rydb. -- not accepted
	Fragaria platypetala Rydb. -- not accepted
	Fragaria platypetala var. sibbaldifolia (Rydb.) Jeps. -- not accepted
	Fragaria sandwicensis Decne. -- not accepted
	Fragaria sibbaldifolia Rydb. -- not accepted
	Fragaria sterilis L. -- not accepted
	Fragaria suksdorfii Rydb. -- not accepted
	Fragaria truncata Rydb. -- not accepted
	Fragaria vesca L. -- accepted -- woodland strawberry
	Fragaria vesca ssp. americana (Porter) Staudt -- accepted -- wild strawberry, woodland strawberry
	Fragaria vesca ssp. bracteata (A. Heller) Staudt -- accepted -- woodland strawberry
	Fragaria vesca ssp. californica (Cham. & Schltdl.) Staudt -- accepted -- California strawberry
	Fragaria vesca ssp. vesca L. -- accepted -- woodland strawberry
	Fragaria vesca var. alba (Ehrh.) Rydb. -- not accepted
	Fragaria vesca var. americana Porter -- not accepted
	Fragaria vesca var. bracteata (A. Heller) R.J. Davis -- not accepted
	Fragaria vesca var. crinita (Rydb.) C.L. Hitchc. -- not accepted
	Fragaria virginiana Duchesne -- accepted -- thickleaved wild strawberry, wild strawberry, Virginia strawberry
	Fragaria virginiana ssp. glauca (S. Watson) Staudt -- accepted -- blueleaf strawberry, Virginia strawberry
	Fragaria virginiana ssp. grayana (Vilm. ex J. Gay) Staudt -- accepted -- Virginia strawberry
	Fragaria virginiana ssp. platypetala (Rydb.) Staudt -- accepted -- Virginia strawberry
	Fragaria virginiana ssp. virginiana Duchesne -- accepted -- Virginia strawberry
	Fragaria virginiana var. australis Rydb. -- not accepted
	Fragaria virginiana var. canadensis (Michx.) Farw. -- not accepted
	Fragaria virginiana var. glauca S. Watson -- not accepted
	Fragaria virginiana var. illinoensis A. Gray -- not accepted
	Fragaria virginiana var. ovalis (Lehm.) R.J. Davis -- not accepted
	Fragaria virginiana var. platypetala (Rydb.) H.M. Hall -- not accepted
	Fragaria virginiana var. terrae-novae (Rydb.) Fernald & Wiegand -- not accepted
	Fragaria X ananassa (Weston) Duchesne ex Rozier (pro sp.) -- accepted -- hybrid strawberry
	Fragaria X ananassa ssp. ananassa (Weston) Duchesne ex Rozier -- accepted
	Fragaria X ananassa ssp. cuneifolia (Nutt. ex Howell) Staudt (pro nm.) -- accepted
	Fragaria X ananassa var. ananassa (Weston) Duchesne ex Rozier -- not accepted -- hybrid strawberry
	Fragaria X ananassa var. cuneifolia (Nutt. ex Howell) Staudt -- not accepted -- hybrid strawberry
	Fragaria X bringhurstii Staudt -- accepted
	Fragaria X magna auct. non Thuill. -- not accepted
	Geum L. -- accepted -- avens
	Geum agrimonioides Pursh -- not accepted
	Geum album J.F. Gmel. -- not accepted
	Geum aleppicum Jacq. -- accepted -- yellow avens
	Geum aleppicum ssp. strictum (Aiton) R.T. Clausen -- not accepted
	Geum aleppicum var. strictum (Aiton) Fernald -- not accepted
	Geum calthifolium Menzies ex Sm. -- accepted -- calthaleaf avens
	Geum campanulatum (Greene) G.N. Jones -- not accepted
	Geum camporum Rydb. -- not accepted
	Geum canadense Jacq. -- accepted -- white avens
	Geum canadense var. brevipes Fernald -- not accepted -- white avens
	Geum canadense var. camporum (Rydb.) Fernald & Weath. -- not accepted -- white avens
	Geum canadense var. canadense Jacq. -- not accepted -- white avens
	Geum canadense var. grimesii Fernald & Weath. -- not accepted -- grand birch, Grimes' avens
	Geum canadense var. texanum Fernald & Weath. -- not accepted -- Texan avens
	Geum canescens (Greene) Munz -- not accepted
	Geum ciliatum Pursh -- not accepted
	Geum ciliatum var. griseum (Greene) Kearney & Peebles -- not accepted
	Geum decurrens Rydb. -- not accepted
	Geum flavum (Porter) E.P. Bicknell -- not accepted
	Geum geniculatum Michx. -- accepted -- bent avens
	Geum glaciale Adams ex Fisch. & C.A. Mey. -- accepted -- glacier avens
	Geum gracilipes (Piper) M. Peck -- not accepted
	Geum hirsutum Muhl. ex Link -- not accepted
	Geum idahoense (Piper) Smedmark -- not accepted
	Geum laciniatum Murray -- accepted -- rough avens
	Geum laciniatum var. laciniatum Murray -- not accepted -- rough avens
	Geum laciniatum var. trichocarpum Fernald -- not accepted -- rough avens
	Geum lobatum (Baldwin) Smedmark -- not accepted
	Geum macrophyllum Willd. -- accepted -- large-leaf avens, largeleaf avens
	Geum macrophyllum ssp. perincisum (Rydb.) Hult�n -- not accepted
	Geum macrophyllum var. macrophyllum Willd. -- accepted -- largeleaf avens
	Geum macrophyllum var. perincisum (Rydb.) Raup -- accepted -- large-leaf avens, largeleaf avens
	Geum macrophyllum var. rydbergii Farw. -- not accepted
	Geum oregonense (Scheutz) Rydb. -- not accepted
	Geum peckii Pursh -- accepted -- mountain avens
	Geum pentapetalum (L.) Makino -- not accepted -- Aleutian avens
	Geum perincisum Rydb. -- not accepted
	Geum perincisum var. intermedium B. Boivin -- not accepted
	Geum radiatum Michx. -- accepted -- spreading avens, Appalachian avens
	Geum rivale L. -- accepted -- water avens, purple avens
	Geum rossii (R. Br.) Ser. -- accepted -- alpine avens, Ross' avens
	Geum rossii var. depressum (Greene) C.L. Hitchc. -- not accepted -- Ross' avens
	Geum rossii var. rossii (R. Br.) Ser. -- not accepted -- Ross' avens
	Geum rossii var. turbinatum (Rydb.) C.L. Hitchc. -- not accepted -- Ross' avens
	Geum schofieldii Calder & Roy L. Taylor -- accepted -- Queen Charlotte avens
	Geum strictum Aiton -- not accepted
	Geum strictum var. decurrens (Rydb.) Kearney & Peebles -- not accepted
	Geum triflorum Pursh -- accepted -- prairie smoke, prairiesmoke, old man's whiskers
	Geum triflorum var. campanulatum (Greene) C.L. Hitchc. -- not accepted -- old man's whiskers
	Geum triflorum var. canescens (Greene) Kartesz & Gandhi -- not accepted -- old-man's-whiskers, alpine old man's whiskers, old man's whiskers
	Geum triflorum var. ciliatum (Pursh) Fassett -- accepted -- old man's whiskers
	Geum triflorum var. triflorum Pursh -- accepted -- old-man's-whiskers, old man's whiskers
	Geum turbinatum Rydb. -- not accepted
	Geum urbanum L. -- accepted -- herb bennet
	Geum vernum (Raf.) Torr. & A. Gray -- accepted -- heartleaf avens, spring avens
	Geum virginianum L. -- accepted -- cream avens
	Geum X aurantiacum Fr. -- accepted -- avens
	Geum X catlingii J.-P. Bernard & R. Gauthier -- accepted -- Catling's avens
	Geum X macneillii J.-P. Bernard & R. Gauthier -- accepted
	Geum X macranthum (Kearney) B. Boivin -- accepted -- avens
	Geum X pervale B. Boivin -- accepted
	Geum X pulchrum Fernald (pro sp.) -- accepted -- avens
	Gillenia Moench -- accepted
	Gillenia stipulata (Muhl. ex Willd.) Nutt. -- accepted -- American ipecac, Indian physic
	Gillenia trifoliata (L.) Moench -- accepted -- Bowman's root
	Halmia tomentosa var. pyrifolia (Lam.) M. Roem. -- not accepted
	Hesperhodos minutifolia ssp. mirifica (Greene) Hurst -- not accepted
	Hesperhodos minutifolius (Engelm.) Hurst -- not accepted
	Hesperhodos mirificus (Greene) Boulenger -- not accepted
	Heteromeles M. Roem. -- accepted -- toyon
	Heteromeles arbutifolia (Lindl.) M. Roem. -- accepted -- toyon
	Heteromeles arbutifolia var. arbutifolia (Lindl.) M. Roem. -- not accepted -- toyon
	Heteromeles arbutifolia var. cerina (Jeps.) E. Murray -- not accepted -- toyon
	Heteromeles arbutifolia var. macrocarpa (Munz) Munz -- not accepted -- toyon
	Heteromeles fremontiana Decne. -- not accepted
	Heteromeles salicifolia (C. Presl) Abrams -- not accepted
	Holodiscus (K. Koch) Maxim. -- accepted -- oceanspray
	Holodiscus australis A. Heller -- not accepted
	Holodiscus boursieri (Carri�re) Rehder -- not accepted
	Holodiscus discolor (Pursh) Maxim. -- accepted -- hillside oceanspray, creambush oceanspray, oceanspray, creambush
	Holodiscus discolor ssp. franciscanus (Rydb.) Roy L. Taylor & MacBryde -- not accepted
	Holodiscus discolor ssp. microphyllus (Rydb.) A.E. Murray -- not accepted
	Holodiscus discolor var. ariaefolius (Sm.) Asch. & Graebn. -- not accepted
	Holodiscus discolor var. delnortensis F.A. Ley -- not accepted
	Holodiscus discolor var. discolor (Pursh) Maxim. -- accepted -- oceanspray, creambush
	Holodiscus discolor var. dumosus (S. Watson) Maxim. ex J.M. Coult. -- accepted -- rockspirea
	Holodiscus discolor var. franciscanus (Rydb.) Jeps. -- not accepted
	Holodiscus discolor var. glabrescens (Greenm.) Jeps. -- not accepted
	Holodiscus discolor var. microphyllus (Rydb.) Jeps. -- not accepted
	Holodiscus dumosus (Nutt. ex Hook.) A. Heller -- not accepted -- bush oceanspray, rockspirea
	Holodiscus dumosus ssp. saxicola (A. Heller) Abrams -- not accepted
	Holodiscus dumosus var. australis (A. Heller) F.A. Ley -- not accepted
	Holodiscus dumosus var. glabrescens (Greenm.) C.L. Hitchc. -- not accepted
	Holodiscus dumosus var. typicus F.A. Ley -- not accepted
	Holodiscus glabrescens (Greenm.) A. Heller -- not accepted
	Holodiscus microphyllus Rydb. -- accepted
	Holodiscus microphyllus var. glabrescens (Greenm.) F.A. Ley -- accepted
	Holodiscus microphyllus var. microphyllus Rydb. -- accepted -- rock spiraea
	Holodiscus microphyllus var. sericeus F.A. Ley -- accepted
	Holodiscus microphyllus var. typicus F.A. Ley -- not accepted
	Holodiscus saxicola A. Heller -- not accepted
	Horckelia scandularis Rydb. -- not accepted
	Horkelia Cham. & Schltdl. -- accepted
	Horkelia argyrocoma Rydb. -- not accepted
	Horkelia baileyi (S. Watson) Rydb. -- not accepted
	Horkelia beneolens A. Nelson & J.F. Macbr. -- not accepted
	Horkelia bernardiana Rydb. -- not accepted
	Horkelia bolanderi A. Gray -- accepted -- border horkelia, Bolander's horkelia
	Horkelia bolanderi ssp. bolanderi A. Gray -- not accepted -- Bolanders horkelia
	Horkelia bolanderi ssp. clevelandii (Greene) D.D. Keck -- not accepted
	Horkelia bolanderi ssp. parryi (S. Watson) D.D. Keck -- not accepted
	Horkelia bolanderi var. marinensis Elmer -- not accepted
	Horkelia brownii Rydb. -- not accepted
	Horkelia californica Cham. & Schltdl. -- accepted -- California horkelia
	Horkelia californica ssp. californica Cham. & Schltdl. -- not accepted -- California horkelia
	Horkelia californica ssp. dissita (Crum ex Jeps.) Ertter -- not accepted -- California horkelia
	Horkelia californica ssp. frondosa (Greene) Ertter -- not accepted -- California horkelia
	Horkelia californica var. californica Cham. & Schltdl. -- accepted -- California horkelia
	Horkelia californica var. elata (Greene) Ertter & Reveal -- accepted -- California horkelia
	Horkelia californica var. frondosa (Greene) Ertter & Reveal -- accepted -- California horkelia
	Horkelia californica var. sericea A. Gray -- not accepted
	Horkelia capitata Lindl. -- not accepted
	Horkelia caruifolia Rydb. ex Howell -- not accepted
	Horkelia clevelandii (Greene) Rydb. -- accepted -- Cleveland's horkelia
	Horkelia clevelandii var. clevelandii (Greene) Rydb. -- accepted -- Cleveland's horkelia
	Horkelia congdonis Rydb. -- not accepted
	Horkelia congesta Douglas ex Hook. -- accepted -- Sierra horkelia
	Horkelia congesta ssp. congesta Douglas ex Hook. -- not accepted -- Sierra horkelia
	Horkelia congesta ssp. nemorosa D.D. Keck -- not accepted -- Sierra horkelia
	Horkelia congesta var. congesta Douglas ex Hook. -- accepted -- Sierra horkelia
	Horkelia congesta var. nemorosa (D.D. Keck) M. Peck -- accepted -- Sierra horkelia
	Horkelia cuneata Lindl. -- accepted -- wedgeleaf horkelia
	Horkelia cuneata ssp. cuneata Lindl. -- not accepted -- wedgeleaf horkelia
	Horkelia cuneata ssp. puberula (Rydb.) D.D. Keck -- not accepted -- wedgeleaf horkelia
	Horkelia cuneata ssp. sericea (A. Gray) D.D. Keck -- not accepted -- wedgeleaf horkelia, wedge-leaved horkelia
	Horkelia cuneata var. cuneata Lindl. -- accepted -- wedgeleaf horkelia
	Horkelia cuneata var. puberula (Rydb.) Ertter & Reveal -- accepted -- wedgeleaf horkelia
	Horkelia cuneata var. sericea (A. Gray) Ertter & Reveal -- accepted -- wedgeleaf horkelia
	Horkelia daucifolia (Greene) Rydb. -- accepted -- carrotleaf horkelia
	Horkelia daucifolia ssp. daucifolia (Greene) Rydb. -- not accepted -- carrotleaf horkelia
	Horkelia daucifolia ssp. latior D.D. Keck -- not accepted -- carrotleaf horkelia
	Horkelia daucifolia var. caruifolia (Rydb. ex Howell) Ertter & Reveal -- accepted -- carrotleaf horkelia
	Horkelia daucifolia var. daucifolia (Greene) Rydb. -- accepted -- carrotleaf horkelia
	Horkelia daucifolia var. indicta (Jeps.) Ertter & Reveal -- accepted -- carrotleaf horkelia
	Horkelia elata (Greene) Rydb. -- not accepted
	Horkelia flavescens Rydb. -- not accepted
	Horkelia frondosa (Greene) Rydb. -- not accepted
	Horkelia fusca Lindl. -- accepted -- dusky horkelia, pinewoods horkelia
	Horkelia fusca ssp. capitata (Lindl.) D.D. Keck -- not accepted -- bighead horkelia
	Horkelia fusca ssp. filicoides (Crum) D.D. Keck -- not accepted -- pinewoods horkelia
	Horkelia fusca ssp. fusca Lindl. -- not accepted -- pinewoods horkelia
	Horkelia fusca ssp. parviflora (Nutt. ex Hook. & Arn.) D.D. Keck -- not accepted -- smallflower horkelia
	Horkelia fusca ssp. pseudocapitata (Rydb. ex Howell) D.D. Keck -- not accepted -- littlehead horkelia
	Horkelia fusca ssp. tenella (S. Watson) D.D. Keck -- not accepted -- pinewoods horkelia
	Horkelia fusca var. brownii (Rydb.) Ertter & Reveal -- accepted -- bighead horkelia
	Horkelia fusca var. capitata (Lindl.) M. Peck -- accepted
	Horkelia fusca var. filicoides (Crum) M. Peck -- accepted -- pinewoods horkelia
	Horkelia fusca var. fusca Lindl. -- accepted -- pinewoods horkelia
	Horkelia fusca var. parviflora (Nutt. ex Hook. & Arn.) Wawra -- accepted
	Horkelia fusca var. pseudocapitata (Rydb. ex Howell) M. Peck -- accepted
	Horkelia fusca var. tenella S. Watson -- accepted -- pinewoods horkelia
	Horkelia fusca var. tenuiloba Torr. -- not accepted
	Horkelia glandulosa Eastw. -- not accepted
	Horkelia gordonii Hook. -- not accepted
	Horkelia gordonii var. alpicola (Rydb. ex Howell) Rydb. -- not accepted
	Horkelia gordonii var. megalopetala Rydb. -- not accepted
	Horkelia hendersonii Howell -- accepted -- Henderson's horkelia
	Horkelia hispidula Rydb. -- accepted -- White Mountain horkelia
	Horkelia howellii (Greene) Rydb. -- accepted
	Horkelia kelloggii Greene -- not accepted
	Horkelia marinensis (Elmer) Crum ex D.D. Keck -- accepted -- Point Reyes horkelia
	Horkelia multifoliolata Torr. -- not accepted
	Horkelia parryi Greene -- accepted -- Parry's horkelia
	Horkelia parviflora Nutt. ex Hook. & Arn. -- not accepted
	Horkelia pseudocapitata Rydb. ex Howell -- not accepted
	Horkelia puberula Rydb. -- not accepted
	Horkelia purpurascens S. Watson -- not accepted
	Horkelia purpurascens ssp. congdonis (Rydb.) Abrams -- not accepted
	Horkelia rydbergii Elmer -- accepted -- Rydberg's horkelia
	Horkelia sericata S. Watson -- accepted -- silky horkelia
	Horkelia sericea (A. Gray) Rydb. -- not accepted
	Horkelia sericoleuca Rydb. -- not accepted
	Horkelia tenuiloba (Torr.) A. Gray -- accepted -- Santa Rosa horkelia
	Horkelia tridentata Torr. -- accepted -- threetooth horkelia
	Horkelia tridentata ssp. flavescens (Rydb.) D.D. Keck -- not accepted -- threetooth honeydew, threetooth horkelia
	Horkelia tridentata ssp. tridentata Torr. -- not accepted -- threetooth horkelia
	Horkelia tridentata var. flavescens (Rydb.) Ertter & Reveal -- accepted -- threetooth horkelia
	Horkelia tridentata var. tridentata Torr. -- accepted -- threetooth horkelia
	Horkelia truncata Rydb. -- accepted -- Ramona horkelia
	Horkelia tularensis (J.T. Howell) Munz -- accepted -- Kern Plateau horkelia, Tulare horkelia
	Horkelia wilderae Parish -- accepted -- Barton Flats horkelia
	Horkelia yadonii Ertter -- accepted -- Santa Lucia horkelia
	Horkeliella (Rydb.) Rydb. -- accepted -- false horkelia
	Horkeliella congdonis (Rydb.) Rydb. -- accepted -- Congdon's false horkelia
	Horkeliella purpurascens (S. Watson) Rydb. -- accepted -- purple false horkelia
	Ivesia Torr. & A. Gray -- accepted -- mousetail
	Ivesia aperta (J.T. Howell) Munz -- accepted -- Sierra Valley ivesia, Sierra Valley mousetail
	Ivesia aperta var. aperta (J.T. Howell) Munz -- accepted -- Sierra Valley ivesia, Sierra Valley mousetail
	Ivesia aperta var. canina Ertter -- accepted -- Sierra Valley mousetail, Dog Valley ivesia
	Ivesia argyrocoma (Rydb.) Rydb. -- accepted -- silverhair mousetail, silver-haired ivesia
	Ivesia argyrocoma var. argyrocoma (Rydb.) Rydb. -- accepted -- silverhair mousetail
	Ivesia arizonica (Eastw. ex J.T. Howell) Ertter -- accepted -- rock-whitefeather, rock whitefeather
	Ivesia arizonica var. arizonica (Eastw. ex J.T. Howell) Ertter -- accepted -- Arizona whitefeather
	Ivesia arizonica var. saxosa (Brandegee) Ertter -- accepted -- whitefeather ivesia, rock whitefeather
	Ivesia baileyi S. Watson -- accepted -- Bailey's ivesia
	Ivesia baileyi ssp. setosa (S. Watson) D.D. Keck -- not accepted
	Ivesia baileyi ssp. typica D.D. Keck -- not accepted
	Ivesia baileyi var. baileyi S. Watson -- accepted -- Bailey's ivesia
	Ivesia baileyi var. beneolens (A. Nelson & J.F. Macbr.) Ertter -- accepted -- Bailey's ivesia
	Ivesia baileyi var. setosa S. Watson -- not accepted -- Bailey's ivesia
	Ivesia callida (H.M. Hall) Rydb. -- accepted -- Tahquitz mousetail, Tahquitz ivesia
	Ivesia campestris (M.E. Jones) Rydb. -- accepted -- field mousetail
	Ivesia cryptocaulis (Clokey) D.D. Keck -- accepted -- hidden ivesia, Charleston Peak mousetail
	Ivesia eremica (Coville) Rydb. -- not accepted
	Ivesia gordonii (Hook.) Torr. & A. Gray -- accepted -- Gordon's ivesia
	Ivesia gordonii var. alpicola (Rydb. ex Howell) Ertter & Reveal -- accepted -- Gordon's ivesia
	Ivesia gordonii var. gordonii (Hook.) Torr. & A. Gray -- accepted -- Gordon's ivesia
	Ivesia gordonii var. pygmea (A. Gray) S. Watson -- not accepted -- Gordon's ivesia
	Ivesia gordonii var. ursinorum (Jeps.) Ertter & Reveal -- accepted -- Gordon's ivesia
	Ivesia gordonii var. wasatchensis N.H. Holmgren ex Ertter & Reveal -- accepted -- Gordon's ivesia
	Ivesia gracilis Torr. & A. Gray -- not accepted
	Ivesia jaegeri Munz & I.M. Johnst. -- accepted -- Jaeger's ivesia, Jaeger's mousetail
	Ivesia kingii S. Watson -- accepted -- Ash Meadows ivesia, King's ivesia, King's mousetail
	Ivesia kingii var. eremica (Coville) Ertter -- accepted -- Ash Meadows ivesia
	Ivesia kingii var. kingii S. Watson -- accepted -- alkali ivesia
	Ivesia lemmonii S. Watson -- not accepted
	Ivesia longibracteata Ertter -- accepted -- longbract mousetail, Castle Crags ivesia
	Ivesia lycopodioides A. Gray -- accepted -- clubmoss ivesia, clubmoss mousetail
	Ivesia lycopodioides ssp. lycopodioides A. Gray -- not accepted -- clubmoss ivesia, clubmoss mousetail
	Ivesia lycopodioides ssp. megalopetala (Rydb.) D.D. Keck -- not accepted -- clubmoss mousetail
	Ivesia lycopodioides ssp. scandularis (Rydb.) D.D. Keck -- not accepted -- clubmoss mousetail
	Ivesia lycopodioides ssp. typica D.D. Keck -- not accepted
	Ivesia lycopodioides var. lycopodioides A. Gray -- accepted -- clubmoss mousetail
	Ivesia lycopodioides var. megalopetala (Rydb.) Ertter & Reveal -- accepted -- clubmoss mousetail
	Ivesia lycopodioides var. scandularis (Rydb.) Ertter & Reveal -- accepted -- clubmoss mousetail
	Ivesia muirii A. Gray -- accepted -- granite mousetail
	Ivesia multifoliolata (Torr.) D.D. Keck -- accepted -- manyleaf mousetail
	Ivesia paniculata T.W. Nelson & J.P. Nelson -- accepted -- Ash Creek mousetail, Ash Creek ivesia
	Ivesia patellifera (J.T. Howell) Ertter -- accepted -- Kingston Mountain mousetail, Kingston Mountains cinquefoil
	Ivesia pickeringii Torr. ex A. Gray -- accepted -- silky mousetail, Pickering ivesia
	Ivesia pinnatifida S. Watson -- not accepted
	Ivesia pityocharis Ertter -- accepted -- Pine Nut Mountains ivesia, Pine Nut Mountain mousetail
	Ivesia purpurascens (S. Watson) D.D. Keck -- not accepted
	Ivesia purpurascens ssp. congdonis (Rydb.) D.D. Keck -- not accepted
	Ivesia purpurascens ssp. purpurascens (S. Watson) D.D. Keck -- not accepted -- summit mousetail
	Ivesia pygmaea A. Gray -- accepted -- dwarf ivesia, dwarf mousetail
	Ivesia rhypara Ertter & Reveal -- accepted -- grimy ivesia, grimy mousetail
	Ivesia rhypara var. rhypara Ertter & Reveal -- accepted -- grimy ivesia, grimy mousetail
	Ivesia rhypara var. shellyi Ertter -- accepted -- Shelly's mousetail
	Ivesia sabulosa (M.E. Jones) D.D. Keck -- accepted -- intermountain ivesia, Intermountain mousetail
	Ivesia santolinoides A. Gray -- accepted -- Sierra mousetail
	Ivesia saxosa (Lemmon ex Greene) Ertter -- accepted -- rock mousetail
	Ivesia sericoleuca (Rydb.) Rydb. -- accepted -- Plumas ivesia, Plumas mousetail
	Ivesia setosa (S. Watson) Rydb. -- accepted
	Ivesia shockleyi S. Watson -- accepted -- Shockley's ivesia, sky mousetail
	Ivesia shockleyi var. ostleri Ertter -- accepted -- Ostler's mousetail
	Ivesia shockleyi var. shockleyi S. Watson -- accepted -- Shockley's ivesia, sky mousetail
	Ivesia tweedyi Rydb. -- accepted -- Tweedy's ivesia
	Ivesia unguiculata A. Gray -- accepted -- Yosemite mousetail
	Ivesia utahensis S. Watson -- accepted -- Utah mousetail
	Ivesia webberi A. Gray -- accepted -- Webber's ivesia, wire mousetail, Webber ivesia
	Kelseya Rydb. -- accepted
	Kelseya uniflora (S. Watson) Rydb. -- accepted -- oneflower kelseya
	Kerria DC. -- accepted
	Kerria japonica (L.) DC. -- accepted -- Japanese rose
	Kerria tetrapetala Siebold -- not accepted
	Lauro-cerasus caroliniana (Mill.) M. Roem. -- not accepted
	Lauro-cerasus myrtifolia (L.) Britton -- not accepted
	Lauro-cerasus occidentalis (Sw.) M. Roem. -- not accepted
	Lauro-cerasus officinalis M. Roem. -- not accepted
	Laurocerasus caroliniana (Mill.) M. Roem. -- not accepted
	Laurocerasus myrtifolia (L.) Britton -- not accepted
	Laurocerasus occidentalis (Sw.) M. Roem. -- not accepted
	Laurocerasus officinalis M. Roem. -- not accepted
	Leutkea Bong. -- not accepted
	Leutkea pectinata (Pursh) Kuntze -- not accepted
	Louiseania triloba (Lindl.) Pachom. -- not accepted
	Luetkea Bong. -- accepted
	Luetkea caespitosa (Nutt.) Britton -- not accepted
	Luetkea caespitosa var. elatior (S. Watson) Britton -- not accepted
	Luetkea cinerascens (Piper) A. Heller -- not accepted
	Luetkea hendersonii (Canby) Greene -- not accepted
	Luetkea pectinata (Pursh) Kuntze -- accepted -- partridgefoot
	Luetkea sibbaldioides Bong. -- not accepted
	Lyonothamnus A. Gray -- accepted -- Catalina ironwood
	Lyonothamnus aspleniifolius Greene -- not accepted
	Lyonothamnus floribundus A. Gray -- accepted -- Catalina ironwood
	Lyonothamnus floribundus ssp. aspleniifolius (Greene) P.H. Raven -- not accepted -- Catalina ironwood, fern-leaf Catalina ironwood, Santa Cruz Island ironwood
	Lyonothamnus floribundus ssp. floribundus A. Gray -- not accepted -- Catalina ironwood
	Lyonothamnus floribundus var. aspleniifolius (Greene) Brandegee -- not accepted
	Malacomeles (Decne.) Engl. -- accepted -- false serviceberry
	Malacomeles denticulata (Kunth) G.N. Jones -- accepted -- big bend serviceberry, southern false serviceberry, Big Bend serviceberry
	Malus Mill. -- accepted -- apple
	Malus angustifolia (Aiton) Michx. -- accepted -- southern crabapple, southern crab apple, narrow-leaved crabapple
	Malus angustifolia var. angustifolia (Aiton) Michx. -- not accepted -- southern crabapple, southern crab apple
	Malus angustifolia var. puberula (Rehder) Rehder -- not accepted -- southern crab apple, southern crabapple
	Malus angustifolia var. spinosa (Rehder) C.F. Reed -- not accepted
	Malus bacata ssp. mandshurica (Maxim.) Likhonos -- not accepted
	Malus baccata (L.) Borkh. -- accepted -- Siberian crabapple, Siberian crab apple
	Malus baccata f. gracilis Rehder -- not accepted
	Malus baccata ssp. mandshurica (Maxim.) Likhonos -- not accepted
	Malus baccata var. baccata (L.) Borkh. -- not accepted -- Siberian crab apple, Chinese crab apple, manzano
	Malus baccata var. himalaica (Maxim.) C.K. Schneid. -- not accepted -- Siberian crab apple
	Malus baccata var. sibirica C.K. Schneid. -- not accepted
	Malus baccata var. toringo (K. Koch) Koidz. -- not accepted
	Malus bracteata Rehder -- not accepted
	Malus carolinensis Ashe -- not accepted
	Malus communis Poir. -- not accepted
	Malus coronaria (L.) Mill. -- accepted -- sweet crabapple, sweet crab apple, American crabapple, fragrant crabapple, garland tree
	Malus coronaria ssp. ioensis (Alph. Wood) Likhonos -- not accepted
	Malus coronaria var. angustifolia (Aiton) Likhonos -- not accepted -- sweet crab apple
	Malus coronaria var. bracteata (Rehder) Likhonos -- not accepted
	Malus coronaria var. coronaria (L.) Mill. -- not accepted -- sweet crabapple, sweet crab apple
	Malus coronaria var. dasycalyx Rehder -- not accepted -- sweet crab apple, sweet crabapple
	Malus coronaria var. elongata (Rehder) Rehder -- not accepted
	Malus coronaria var. glaucescens (Rehder) Likhonos -- not accepted
	Malus coronaria var. hoopesii Rehder -- not accepted
	Malus coronaria var. ioensis (Alph. Wood) C.K. Schneid. -- not accepted
	Malus coronaria var. lancifolia (Rehder) C.F. Reed -- not accepted
	Malus coronaria var. platycarpa (Rehder) Likhonos -- not accepted
	Malus coronaria var. plena C.K. Schneid. -- not accepted
	Malus coronaria var. puberula Rehder -- not accepted
	Malus diversifolia (Bong.) M. Roem. -- not accepted
	Malus domestica (Suckow) Borkh. -- accepted -- orchard crabapple, common crabapple, paradise crabapple, pommier commun
	Malus domestica var. halliana (Koehne) Likhonos -- not accepted
	Malus domestica var. hupehensis (Pamp.) Likhonos -- not accepted
	Malus elongata (Rehder) Ashe -- not accepted
	Malus florentina (Zuccagni) C.K. Schneid. -- accepted -- Florentine crab apple, hawthorn-leaf crab apple
	Malus floribunda Siebold ex Van Houtte -- accepted -- Japanese flowering crabapple, Japanese flowering crab apple
	Malus fragrans Rehder -- not accepted
	Malus fusca (Raf.) C.K. Schneid. -- accepted -- Oregon crabapple, Oregon crab apple, western crabapple, Pacific crabapple
	Malus fusca var. diversifolia (Bong.) C.K. Schneid. -- not accepted
	Malus fusca var. levipes (Nutt.) C.K. Schneid. -- not accepted
	Malus glabrata Rehder -- not accepted -- Biltmore crabapple, Biltmore crab apple
	Malus glaucescens Rehder -- not accepted -- Dunbar crabapple, Dunbar crab apple
	Malus halliana Koehne -- accepted -- Hall crab apple, Hall crabapple
	Malus hupehensis (Pamp.) Rehder -- accepted -- tea crab apple, Chinese crab apple, tea crabapple, flowering tea crabapple
	Malus ioensis (Alph. Wood) Britton -- accepted -- prairie crabapple, prairie crab apple, Iowa crabapple, western crabapple
	Malus ioensis var. bushii Rehder -- not accepted
	Malus ioensis var. creniserrata Rehder -- not accepted
	Malus ioensis var. ioensis (Alph. Wood) Britton -- not accepted -- prairie crabapple, prairie crab apple
	Malus ioensis var. palmeri Rehder -- not accepted
	Malus ioensis var. spinosa Rehder -- not accepted
	Malus ioensis var. texana Rehder -- not accepted -- Texas crab apple, Texas crabapple
	Malus lancifolia Rehder -- not accepted
	Malus macounii Greene -- not accepted
	Malus malus (L.) Britton -- not accepted
	Malus mandshurica (Maxim.) Kom. ex Skvortsov -- accepted -- Siberian crabapple, Manchurian crab apple
	Malus mandshurica var. sachalinensis (Juz.) Ponomar. -- not accepted -- Manchurian crab apple
	Malus orientalis Uglitzk. -- accepted
	Malus platycarpa Rehder -- not accepted -- bigfruit crab
	Malus praecox (Pall.) Borkh. -- not accepted
	Malus prattii (Hemsl.) C.K. Schneid. -- accepted -- Pratt apple
	Malus prunifolia (Willd.) Borkh. -- accepted -- plumleaf crabapple, plumleaf crab apple, pearleaf crabapple, Chinese apple
	Malus prunifolia var. rinkii (Koidz.) Rehder -- not accepted
	Malus pulcherrima (Siebold) Makino -- not accepted
	Malus pumila Mill. -- not accepted -- paradise apple
	Malus pumila var. niedzwetzkyana (Dieck) C.K. Schneid. -- not accepted
	Malus rivularis (Douglas) M. Roem. -- not accepted
	Malus sachalinensis Juz. -- not accepted
	Malus sargentii Rehder -- not accepted -- Sargent's apple, Sargent's crab apple
	Malus sieboldii (Regel) Rehder -- not accepted -- Toringa crabapple, Toringa crab apple
	Malus sieboldii var. sieboldii (Regel) Rehder -- not accepted -- Toringa crabapple, Toringa crab apple
	Malus sieboldii var. toringo (K. Koch) Sielbold ex C.K. Schneid. -- not accepted
	Malus sieboldii var. zumi (Matsum.) Asami -- not accepted -- Toringa crab apple, Toringa crabapple
	Malus sieversii (Ledeb.) M. Roem. -- accepted
	Malus sikkimensis (Wenz.) Koehne ex C.K. Schneid. -- accepted
	Malus spectabilis (Aiton) Borkh. -- accepted -- Asiatic apple, Chinese crab, Chinese flowering apple
	Malus sylvestris auct. non (L.) Mill. -- not accepted
	Malus sylvestris (L.) Mill. -- accepted -- European crabapple, European crab apple, European wild apple
	Malus sylvestris var. praecox (Pall.) Ponomar. -- not accepted -- European crab apple
	Malus theifera Rehder -- not accepted
	Malus toringo (K. Koch) Carri�re -- not accepted -- toringo crab, toringa crab apple
	Malus toringo (Siebold) Siebold ex de Vriese -- accepted -- Japanese crabapple, Siebold crabapple, Toringa crabapple
	Malus toringoides (Rehder) Hughes -- accepted -- cutleaf crab apple
	Malus transitoria (Batalin) C.K. Schneid. -- accepted
	Malus tschonoskii (Maxim.) C.K. Schneid. -- accepted -- pillar apple
	Malus X arnoldiana (Rehder) Sarg. ex Rehder -- accepted -- Arnold's apple
	Malus X asiatica Nakai -- accepted
	Malus X dawsoniana Rehder -- accepted
	Malus X hartwigii Koehne -- accepted
	Malus X magdeburgensis Hartwig -- accepted
	Malus X micromalus Makino -- accepted -- Kaido crab apple
	Malus X platycarpa Redher (pro sp.) -- not accepted -- bigfruit crab
	Malus X purpurea (A. Barbier) Rehder -- accepted -- purple crab apple
	Malus X purpurea f. eleyi (Bean) Rehder -- not accepted
	Malus X robusta (Carri�re) Rehder -- accepted -- Siberian crab apple
	Malus X scheideckeri Spath ex Zabel -- accepted -- Scheidecker crabapple
	Malus X soulardii (L.H. Bailey) Britton (pro sp.) -- accepted -- Soulard crab
	Malus X zumi (Matsum.) Rehder (pro sp.) -- accepted -- o-zumi
	Malus X zumi var. calocarpa (Rehder) Rehder -- not accepted
	Malus yunnanensis (Franch.) C.K. Schneid. -- accepted -- Yunnan crabapple
	Malus yunnanensis var. veitchii (Osborn) Rehder -- accepted
	Malus zumi (Matsum.) Rehder -- not accepted
	Manteia Raf. -- not accepted
	Melanobatus Greene -- not accepted
	Melanobatus bernardinus Greene -- not accepted
	Melanobatus glaucifolius (Kellogg) Greene -- not accepted
	Melanobatus leucodermis (Douglas ex Torr. & A. Gray) Greene -- not accepted
	Mespilus L. -- not accepted
	Mespilus arborea F. Michx. -- not accepted
	Mespilus arbutifolia L. -- not accepted
	Mespilus arbutifolia var. melanocarpa Michx. -- not accepted
	Mespilus calpodendron Ehrh. -- not accepted
	Mespilus canadensis L. -- not accepted
	Mespilus canadensis var. obovalis Michx. -- not accepted
	Mespilus canescens J.B. Phipps -- not accepted -- Stern's medlar
	Mespilus cordata Mill. -- not accepted
	Mespilus crenulata D. Don -- not accepted
	Mespilus germanica L. -- not accepted -- medlar, common medlar
	Mespilus japonica Thunb. -- not accepted
	Mespilus laevigata Poir. -- not accepted
	Mespilus phaenopyrum L. f. -- not accepted
	Mespilus prunifolia Marshall -- not accepted
	Mespilus pyracantha L. -- not accepted
	Neillia D. Don -- accepted
	Neillia incisa (Thunb.) S.H. Oh -- accepted -- laceshrub
	Neillia monogyna var. alternans M.E. Jones -- not accepted
	Neviusia A. Gray -- accepted -- snow-wreath
	Neviusia alabamensis A. Gray -- accepted -- Alabama snow-wreath
	Neviusia cliftonii Shevock, Ertter & D.W. Taylor -- accepted -- Shasta snow-wreath
	Novosieversia glacialis (Adams ex Fisch. & C.A. Mey.) F. Bolle -- not accepted
	Nuttallia cerasiformis Torr. & A. Gray ex Hook. & Arn. -- not accepted
	Oemleria Rchb. -- accepted
	Oemleria cerasiformis (Torr. & A. Gray ex Hook. & Arn.) J.W. Landon -- accepted -- Indian plum
	Opulaster alabamensis Rydb. -- not accepted
	Opulaster australis Rydb. -- not accepted
	Opulaster intermedius Rydb. -- not accepted
	Opulaster opulifolius (L.) Kuntze -- not accepted
	Opulaster pauciflorus (Torr. & A. Gray) A. Heller -- not accepted
	Opulaster stellatus Rydb. -- not accepted
	Oreobatus Rydb. -- not accepted
	Oreobatus deliciosus (Torr.) Rydb. -- not accepted
	Oreobatus deliciosus ssp. neomexicanus (A. Gray) W.A. Weber -- not accepted
	Oreobatus neomexicanus (A. Gray) Rydb. -- not accepted
	Oreobatus rubicundus Wooton & Standl. -- not accepted
	Osmaronia cerasiformis (Torr. & A. Gray ex Hook. & Arn.) Greene -- not accepted
	Osmaronia cerasiformis var. lancifolia Greene -- not accepted
	Osteomeles Lindl. -- accepted
	Osteomeles anthyllidifolia (Sm.) Lindl. -- accepted -- Hawai'i hawthorn
	Osteomeles schwerinae C.K. Schneid. -- accepted
	Padus alabamensis (C. Mohr) Small -- not accepted
	Padus australis (Beadle) Beadle -- not accepted
	Padus caroliniana Mill. -- not accepted
	Padus cuthbertii (Small) Small -- not accepted
	Padus melanocarpa (A. Nelson) Shafer -- not accepted
	Padus nana (Du Roi) Borkh. -- not accepted
	Padus rufula Wooton & Standl. -- not accepted
	Padus virginiana (L.) Mill. -- not accepted
	Padus virginiana (L.) M. Roem. -- not accepted
	Padus virginiana ssp. melanocarpa (A. Nelson) W.A. Weber -- not accepted
	Parmena Greene -- not accepted
	Pentaphylloides Duhamel -- not accepted -- cinquefoil
	Pentaphylloides floribunda (Pursh) �. L�ve -- not accepted -- shrubby cinquefoil
	Pentaphylloides fruticosa (L.) O. Schwarz -- not accepted
	Peraphyllum Nutt. -- accepted
	Peraphyllum ramosissimum Nutt. -- accepted -- squaw apple, squawapple, wild crab apple
	Persica vulgaris Mill. -- not accepted
	Petrophyton Rydb. -- not accepted -- rock spirea, rockmat, rockspirea
	Petrophyton acuminatum Rydb. -- not accepted -- big arroyo rockmat
	Petrophyton caespitosum (Nutt.) Rydb. -- not accepted -- mat rockspirea, tufted rockmat, rockspirea
	Petrophyton caespitosum ssp. acuminatum (Rydb.) Munz -- not accepted
	Petrophyton caespitosum var. caespitosum (Nutt.) Rydb. -- not accepted -- mat rockspirea, Rocky Mountain rockmat, Rocky Mountain rockspirea
	Petrophyton caespitosum var. elatius (S. Watson) Tidestr. -- not accepted -- mat rockspirea, Rocky Mountain rockspirea
	Petrophyton cinerascens (Piper) Rydb. -- not accepted -- halfshrub rockmat
	Petrophyton hendersonii (Canby) Rydb. -- not accepted -- Olympic Mountain rockmat
	Petrophytum (Nutt. ex Torr. & A. Gray) Rydb. -- accepted -- rockspirea
	Petrophytum acuminatum Rydb. -- not accepted -- big arroyo rockmat
	Petrophytum caespitosum (Nutt.) Rydb. -- accepted -- mat rockspirea
	Petrophytum caespitosum ssp. acuminatum (Rydb.) Munz -- accepted
	Petrophytum caespitosum ssp. caespitosum (Nutt.) Rydb. -- accepted -- rock spiraea
	Petrophytum caespitosum var. caespitosum (Nutt.) Rydb. -- not accepted -- mat rockspirea
	Petrophytum caespitosum var. elatius (S. Watson) Tidestr. -- not accepted -- mat rockspirea
	Petrophytum cinerascens (Piper) Rydb. -- accepted -- halfshrub rockmat, chelan rockmat
	Petrophytum hendersonii (Canby) Rydb. -- accepted -- Olympic Mountain rockmat
	Photinia Lindl. -- accepted -- chokeberry
	Photinia arbutifolia Lindl. -- not accepted
	Photinia arbutifolia var. cerina Jeps. -- not accepted
	Photinia davidiana (Decne.) Cardot -- not accepted -- Chinese photinia
	Photinia floribunda (Lindl.) K.R. Robertson & J.B. Phipps -- not accepted -- purple chokeberry
	Photinia fortuneana Maxim. -- not accepted
	Photinia glabra (Thunb.) Maxim. -- accepted -- Japanese photinia
	Photinia melanocarpa (Michx.) K.R. Robertson & J.B. Phipps -- not accepted -- black chokeberry
	Photinia niitakayamensis Hayata -- accepted
	Photinia pyrifolia (Lam.) K.R. Robertson & J.B. Phipps -- not accepted -- red chokeberry
	Photinia rubrolutea H. L�v. -- not accepted
	Photinia salicifolia C. Presl -- not accepted
	Photinia serratifolia (Desf.) Kalkm. -- accepted -- Taiwanese photinia
	Photinia serrulata Lindl. -- not accepted
	Photinia villosa (Thunb.) DC. -- accepted -- oriental photinia, Oriental photinia
	Photinia villosa var. laevis (Thunb.) Dippel -- accepted
	Photinia villosa var. sinica Rehder & E.H. Wilson -- accepted
	Photinia X fraseri Dress -- accepted -- Fraser's photinia
	Physocarpus (Camb.) Raf. -- accepted -- ninebark
	Physocarpus alternans (M.E. Jones) J.T. Howell -- accepted -- dwarf ninebark
	Physocarpus alternans ssp. alternans (M.E. Jones) J.T. Howell -- not accepted -- dwarf ninebark
	Physocarpus alternans ssp. annulatus J.T. Howell -- not accepted -- dwarf ninebark
	Physocarpus alternans ssp. panamintensis J.T. Howell -- not accepted -- dwarf ninebark
	Physocarpus amurensis (Maxim.) Maxim. -- accepted
	Physocarpus bracteatus (Rydb.) Rehder -- accepted
	Physocarpus capitatus (Pursh) Kuntze -- accepted -- Pacific ninebark
	Physocarpus intermedius (Rydb.) C.K. Schneid. -- accepted -- Atlantic ninebark
	Physocarpus malvaceus (Greene) Kuntze -- accepted -- mallow ninebark
	Physocarpus monogynus (Torr.) J.M. Coult. -- accepted -- mountain ninebark
	Physocarpus opulifolius (L.) Maxim. -- accepted -- Atlantic ninebark, common ninebark, ninebark
	Physocarpus opulifolius f. nanus (G. Kirchn.) Zabel -- not accepted
	Physocarpus opulifolius var. intermedius (Rydb.) B.L. Rob. -- not accepted -- Atlantic ninebark
	Physocarpus opulifolius var. opulifolius (L.) Maxim. -- not accepted -- common ninebark
	Physocarpus opulifolius var. tomentellus (Ser.) B. Boivin -- not accepted
	Physocarpus pauciflorus (Torr. & A. Gray) Piper -- not accepted
	Physocarpus torreyi (S. Watson) Maxim. -- not accepted
	Porteranthus Britton -- not accepted -- porteranthus
	Porteranthus stipulatus (Muhl. ex Willd.) Britton -- not accepted -- Indian physic
	Porteranthus trifoliatus (L.) Britton -- not accepted -- Bowman's root
	Potentilla L. -- accepted -- Potentilles, cinquefoil
	Potentilla acuminata H.M. Hall -- not accepted -- tapertip cinquefoil
	Potentilla alaskana Rydb. -- not accepted
	Potentilla alba L. -- accepted -- white cinquefoil
	Potentilla albiflora L.O. Williams -- accepted -- white-flower cinquefoil, Pinaleno cinquefoil, whiteflower cinquefoil
	Potentilla alpestris Hallier f. -- not accepted
	Potentilla altaica Bunge -- not accepted
	Potentilla ambigens Greene -- accepted -- silkyleaf cinquefoil
	Potentilla anachoretica Soj�k -- accepted
	Potentilla angelliae N.H. Holmgren -- accepted -- Boulder Mountain cinquefoil, Angell cinquefoil
	Potentilla anglica Laichard. -- accepted -- English cinquefoil
	Potentilla angustata Rydb. -- not accepted
	Potentilla anomalifolia M. Peck -- not accepted
	Potentilla anomalofolia M. Peck -- not accepted
	Potentilla anserina L. -- accepted -- silverweed cinquefoil
	Potentilla anserina ssp. anserina L. -- accepted -- silverweed cinquefoil
	Potentilla anserina ssp. egedii (Wormsk.) Hiitonen -- accepted
	Potentilla anserina ssp. pacifica (Howell) Rousi -- accepted -- Pacific silverweed
	Potentilla anserina ssp. yukonensis (Hult�n) Soj�k ex Elven & D.F. Murray -- accepted -- Yukon silverweed
	Potentilla anserina var. anserina L. -- not accepted
	Potentilla anserina var. concolor Ser. -- not accepted
	Potentilla anserina var. grandis Torr. & A. Gray -- not accepted
	Potentilla anserina var. groenlandica Tratt. -- not accepted
	Potentilla anserina var. lanata B. Boivin -- not accepted
	Potentilla anserina var. rolandii (B. Boivin) B. Boivin -- not accepted
	Potentilla anserina var. sericea Hayne -- not accepted
	Potentilla anserina var. yukonensis (Hult�n) B. Boivin -- not accepted
	Potentilla aperta J.T. Howell -- not accepted
	Potentilla arenosa (Turcz.) Juz. -- accepted
	Potentilla arenosa ssp. arenosa (Turcz.) Juz. -- accepted -- Bluff cinquefoil
	Potentilla arenosa ssp. chamissonis (Hult�n) Elven & D.F. Murray -- accepted -- Bluff cinquefoil
	Potentilla argentea L. -- accepted -- silver-leaf cinquefoil, silver cinquefoil
	Potentilla argentea var. argentea L. -- not accepted -- silver-leaf cinquefoil, silver cinquefoil
	Potentilla argentea var. pseudocalabra Th. Wolf -- not accepted -- silver cinquefoil
	Potentilla arguta Pursh -- not accepted -- tall cinquefoil
	Potentilla arguta ssp. arguta Pursh -- not accepted -- tall cinquefoil
	Potentilla arguta ssp. convallaria (Rydb.) D.D. Keck -- not accepted -- cream cinquefoil
	Potentilla arguta var. convallaria (Rydb.) Th. Wolf -- not accepted
	Potentilla argyrea Rydb. -- not accepted
	Potentilla argyrocoma (Rydb.) Jeps. -- not accepted
	Potentilla arizonica Greene -- accepted -- Garland Prairie cinquefoil
	Potentilla ashlandica Greene -- not accepted
	Potentilla atrorubens Rydb. -- not accepted
	Potentilla atrosanguinea Lodd., G. Lodd. & W. Lodd. -- accepted -- Himalayan cinquefoil, ruby cinquefoil
	Potentilla atrovirens Rydb. -- not accepted
	Potentilla baileyi (S. Watson) Greene -- not accepted
	Potentilla baileyi var. setosa (S. Watson) J.T. Howell -- not accepted
	Potentilla bakeri Rydb. -- not accepted
	Potentilla basaltica Tiehm & Ertter -- accepted -- Soldier Meadow cinquefoil
	Potentilla beanii Clokey -- not accepted
	Potentilla bicrenata Rydb. -- accepted
	Potentilla biennis Greene -- accepted -- biennial cinquefoil
	Potentilla biflora Willd. ex Schltdl. -- accepted -- twoflower cinquefoil
	Potentilla bimundorum Soj�k -- accepted -- staghorn cinquefoil
	Potentilla bipinnatifida Douglas ex Hook. -- accepted -- tansy cinquefoil
	Potentilla bipinnatifida var. bipinnatifida Douglas ex Hook. -- not accepted -- tansy cinquefoil
	Potentilla bipinnatifida var. glabrata (Lehm. ex Hook.) Kohli & Packer -- not accepted -- tansy cinquefoil
	Potentilla blasckeana Turcz. ex Lehm. -- not accepted
	Potentilla blasckeana var. permollis (Rydb.) Th. Wolf -- not accepted
	Potentilla bolanderi (A. Gray) Greene -- not accepted
	Potentilla bolanderi var. clevelandii (Greene) Jeps. -- not accepted
	Potentilla bolanderi var. parryi (S. Watson) Munz & I.M. Johnst. -- not accepted
	Potentilla brevifolia Nutt. -- accepted -- sparseleaf cinquefoil
	Potentilla breweri S. Watson -- accepted
	Potentilla breweri var. expansa S. Watson -- not accepted
	Potentilla brooksensis Jurtzev -- not accepted
	Potentilla bruceae Rydb. -- accepted -- Bruce's cinquefoil
	Potentilla brunnescens Rydb. -- not accepted
	Potentilla buccoana Clementi -- accepted
	Potentilla californica (Cham. & Schltdl.) Greene -- not accepted
	Potentilla californica var. elata Greene -- not accepted
	Potentilla californica var. frondosa Greene -- not accepted
	Potentilla callida H.M. Hall -- not accepted
	Potentilla campestris (M.E. Jones) Jeps. -- not accepted
	Potentilla camporum Rydb. -- not accepted
	Potentilla canadensis L. -- accepted -- dwarf cinquefoil
	Potentilla canadensis var. canadensis L. -- not accepted -- dwarf cinquefoil
	Potentilla canadensis var. pumila (Poir.) Torr. & A. Gray -- not accepted
	Potentilla canadensis var. simplex (Michx.) Torr. & A. Gray -- not accepted
	Potentilla canadensis var. villosissima Fernald -- not accepted -- dwarf cinquefoil
	Potentilla canescens Besser -- not accepted
	Potentilla caroliniana Poir. -- not accepted
	Potentilla caruifolia (Rydb. ex Howell) Crum -- not accepted
	Potentilla caruifolia var. divergens Crum -- not accepted
	Potentilla chamissonis Hult�n -- not accepted
	Potentilla chrysantha ssp. thuringiaca (Bernhardi ex Link) Simonk. -- not accepted
	Potentilla ciliata Howell -- not accepted
	Potentilla clevelandii Greene -- not accepted
	Potentilla collina Wibel -- accepted -- palmleaf cinquefoil
	Potentilla concinna Richardson -- accepted -- red cinquefoil, elegant cinquefoil
	Potentilla concinna var. bicrenata (Rydb.) S.L. Welsh & B.C. Johnst. -- not accepted -- elegant cinquefoil, red cinquefoil
	Potentilla concinna var. concinna Richardson -- accepted -- red cinquefoil, elegant cinquefoil
	Potentilla concinna var. dissecta (S. Watson) B. Boivin -- not accepted
	Potentilla concinna var. divisa Rydb. -- accepted
	Potentilla concinna var. macounii (Rydb.) C.L. Hitchc. -- not accepted
	Potentilla concinna var. modesta (Rydb.) S.L. Welsh & B.C. Johnst. -- not accepted -- red cinquefoil
	Potentilla concinna var. proxima (Rydb.) S.L. Welsh & B.C. Johnst. -- accepted -- red cinquefoil, elegant cinquefoil
	Potentilla concinna var. rubripes (Rydb.) C.L. Hitchc. -- not accepted
	Potentilla congesta (Douglas ex Hook.) Baill. -- not accepted
	Potentilla congesta var. nemorosa (D.D. Keck) J.T. Howell -- not accepted
	Potentilla convallaria Rydb. -- not accepted
	Potentilla cottamii N.H. Holmgren -- accepted -- Pilot Range cinquefoil, Cottam's cinquefoil
	Potentilla crantzii (Crantz) G. Beck ex Fritsch -- accepted -- alpine cinquefoil
	Potentilla crantzii var. hirta Lange -- not accepted
	Potentilla crebridens Juz. -- accepted
	Potentilla crebridens ssp. hemicryophila Jurtzev -- accepted
	Potentilla crinata A. Gray -- not accepted
	Potentilla crinita A. Gray -- accepted -- bearded cinquefoil
	Potentilla crinita var. crinita A. Gray -- not accepted -- bearded cinquefoil
	Potentilla crinita var. lemmonii (S. Watson) Kearney & Peebles -- not accepted -- Lemmon's cinquefoil
	Potentilla cristae Ferlatte & Strother -- accepted -- crested cinquefoil
	Potentilla cryptocaulis Clokey -- not accepted
	Potentilla daucifolia Greene -- not accepted
	Potentilla daucifolia var. indicta Jeps. -- not accepted
	Potentilla decurrens (S. Watson) Rydb. -- not accepted
	Potentilla demotica Ertter -- accepted -- Hualapai cinquefoil
	Potentilla dissecta var. decurrens S. Watson -- not accepted
	Potentilla diversifolia Lehm. -- not accepted -- mountain-meadow cinquefoil, varileaf cinquefoil
	Potentilla diversifolia ssp. glaucophylla (Lehm.) Lehm. -- not accepted
	Potentilla diversifolia ssp. ranunculus (Lange) A.E. Porsild -- not accepted
	Potentilla diversifolia var. decurrens (S. Watson) Th. Wolf -- not accepted
	Potentilla diversifolia var. diversifolia Lehm. -- not accepted -- varileaf cinquefoil, mountain-meadow cinquefoil
	Potentilla diversifolia var. glaucophylla (Lehm.) S. Watson -- not accepted
	Potentilla diversifolia var. multisecta S. Watson -- not accepted
	Potentilla diversifolia var. perdissecta (Rydb.) C.L. Hitchc. -- not accepted -- mountain-meadow cinquefoil, mountainmeadow cinquefoil
	Potentilla diversifolia var. ranunculus (Lange) B. Boivin -- not accepted -- mountainmeadow cinquefoil
	Potentilla divisa (Rydb.) Rydb. -- not accepted
	Potentilla douglasii Greene -- not accepted
	Potentilla douglasii var. filicoides Crum -- not accepted -- pinewoods horkelia
	Potentilla douglasii var. parviflora (Nutt. ex Hook. & Arn.) J.T. Howell -- not accepted -- pinewoods horkelia
	Potentilla douglasii var. pseudocapitata (Rydb. ex Howell) Jeps. -- not accepted -- pinewoods horkelia
	Potentilla douglasii var. tenella (S. Watson) Greene -- not accepted -- pinewoods horkelia
	Potentilla drummondii Lehm. -- accepted -- Drummond's cinquefoil
	Potentilla drummondii ssp. breweri (S. Watson) Ertter -- not accepted -- Brewer's cinquefoil, Drummond's cinquefoil
	Potentilla drummondii ssp. bruceae (Rydb.) D.D. Keck -- not accepted -- Drummond's cinquefoil
	Potentilla drummondii ssp. drummondii Lehm. -- not accepted -- Drummond's cinquefoil
	Potentilla drummondii var. breweri (S. Watson) N.H. Holmgren -- not accepted
	Potentilla drummondii var. bruceae (Rydb.) N.H. Holmgren -- not accepted
	Potentilla effusa Douglas ex Lehm. -- accepted -- branched cinquefoil
	Potentilla effusa var. effusa Douglas ex Lehm. -- accepted -- branched cinquefoil
	Potentilla effusa var. filicaulis Nutt. -- not accepted
	Potentilla effusa var. gossypina Nutt. ex Torr. & A. Gray -- not accepted
	Potentilla effusa var. rupincola (Osterh.) Th. Wolf -- accepted -- rockloving cinquefoil, rock cinquefoil, branched cinquefoil, Front Range cinquefoil
	Potentilla egedii Wormsk. -- not accepted
	Potentilla egedii ssp. grandis (Torr. & A. Gray) Hult�n -- not accepted
	Potentilla egedii ssp. pacifica (Howell) L.A. Sergienko -- not accepted
	Potentilla egedii ssp. yukonensis (Hult�n) Hult�n -- not accepted
	Potentilla egedii var. grandis (Torr. & A. Gray) J.T. Howell -- not accepted
	Potentilla egedii var. groenlandica (Tratt.) Polunin -- not accepted
	Potentilla elegans Cham. & Schltdl. -- accepted -- silverweed
	Potentilla elmeri Rydb. -- not accepted
	Potentilla emarginata Pursh -- not accepted
	Potentilla emarginata ssp. nana (Willd. ex Schltdl.) Hult�n -- not accepted
	Potentilla erecta (L.) Raeusch. -- accepted -- erect cinquefoil
	Potentilla eremica Coville -- not accepted
	Potentilla etomentosa Rydb. -- not accepted
	Potentilla etomentosa var. hallii (Rydb.) Abrams -- not accepted
	Potentilla fastigiata Nutt. -- not accepted
	Potentilla fastigiata var. jucunda (A. Nelson) Soj�k -- not accepted
	Potentilla fastigiata var. permollis (Rydb.) Soj�k -- not accepted
	Potentilla finitima Kohli & Packer -- not accepted
	Potentilla fissa Nutt. -- not accepted -- bigflower cinquefoil
	Potentilla flabellifolia Hook. ex Torr. & A. Gray -- accepted -- high mountain cinquefoil, Mount Rainier cinquefoil
	Potentilla flabellifolia var. emarginata (Pursh) B. Boivin -- not accepted
	Potentilla flabellifolia var. grayi (S. Watson) Jeps. -- not accepted
	Potentilla flabellifolia var. hirta (Lange) B. Boivin -- not accepted
	Potentilla flabelliformis Lehm. -- not accepted
	Potentilla flabelliformis var. ctenophora Rydb. -- not accepted
	Potentilla flabelliformis var. inyoensis Jeps. -- not accepted
	Potentilla floribunda Pursh -- not accepted
	Potentilla fragiformis Willd. ex Schltdl. -- accepted -- strawberry cinquefoil
	Potentilla frondosa Greene -- not accepted
	Potentilla fruticosa auct. non L. -- not accepted -- shrubby cinquefoil, bush cinquefoil, widdy, golden hardhack
	Potentilla fruticosa ssp. floribunda (Pursh) Elkington -- not accepted
	Potentilla fruticosa var. farreri Besant -- not accepted
	Potentilla fruticosa var. fruticosa auct. non L. -- not accepted
	Potentilla fruticosa var. tenuifolia (Willd. ex Schltdl.) Lehm. -- not accepted
	Potentilla fruticosa var. villosissima Fernald -- not accepted
	Potentilla furcata A.E. Porsild -- accepted -- forked cinquefoil
	Potentilla glabella Rydb. -- not accepted
	Potentilla glabrella Rydb. -- not accepted
	Potentilla glandulosa Lindl. -- not accepted -- gland cinquefoil, sticky cinquefoil
	Potentilla glandulosa ssp. arizonica (Rydb.) D.D. Keck -- not accepted -- Arizona cinquefoil
	Potentilla glandulosa ssp. ashlandica (Greene) D.D. Keck -- not accepted -- Ashland cinquefoil
	Potentilla glandulosa ssp. ewanii D.D. Keck -- not accepted -- Ewan's cinquefoil
	Potentilla glandulosa ssp. glabrata (Rydb.) D.D. Keck -- not accepted -- sticky cinquefoil
	Potentilla glandulosa ssp. glandulosa Lindl. -- not accepted -- sticky cinquefoil
	Potentilla glandulosa ssp. globosa D.D. Keck -- not accepted -- sticky cinquefoil
	Potentilla glandulosa ssp. hansenii (Greene) D.D. Keck -- not accepted -- Hansen's cinquefoil
	Potentilla glandulosa ssp. micropetala (Rydb.) D.D. Keck -- not accepted -- smallpetal cinquefoil
	Potentilla glandulosa ssp. nevadensis (S. Watson) D.D. Keck -- not accepted -- Nevada cinquefoil
	Potentilla glandulosa ssp. pseudorupestris (Rydb.) D.D. Keck -- not accepted -- sticky cinquefoil
	Potentilla glandulosa ssp. reflexa (Greene) D.D. Keck -- not accepted -- sticky cinquefoil
	Potentilla glandulosa ssp. typica D.D. Keck -- not accepted
	Potentilla glandulosa var. austinae Jeps. -- not accepted
	Potentilla glandulosa var. campanulata C.L. Hitchc. -- not accepted
	Potentilla glandulosa var. incisa Lindl. -- not accepted
	Potentilla glandulosa var. intermedia (Rydb.) C.L. Hitchc. -- not accepted
	Potentilla glandulosa var. lactea Greene -- not accepted
	Potentilla glandulosa var. micropetala (Rydb.) S.L. Welsh & B.C. Johnst. -- not accepted
	Potentilla glandulosa var. nevadensis S. Watson -- not accepted
	Potentilla glandulosa var. pseudorupestris (Rydb.) Breitung -- not accepted
	Potentilla glandulosa var. reflexa Greene -- not accepted
	Potentilla glandulosa var. wrangelliana (Fisch. & Av�-Lall.) Th. Wolf -- not accepted
	Potentilla glaucophylla Lehm. -- accepted
	Potentilla glaucophylla var. glaucophylla Lehm. -- accepted
	Potentilla glaucophylla var. perdissecta (Rydb.) Soj�k -- accepted -- mountainmeadow cinquefoil
	Potentilla glomerata A. Nelson -- not accepted
	Potentilla goldbachii Rupr. -- not accepted
	Potentilla gordonii (Hook.) Greene -- not accepted
	Potentilla gordonii var. chaetophora (Rydb.) Jeps. -- not accepted
	Potentilla gracilis Douglas ex Hook. -- accepted -- graceful cinquefoil, northwest cinquefoil, slender cinquefoil
	Potentilla gracilis ssp. nuttallii (Lehm.) D.D. Keck -- not accepted
	Potentilla gracilis var. blasckeana (Turcz. ex Lehm.) Jeps. -- not accepted
	Potentilla gracilis var. brunnescens (Rydb.) C.L. Hitchc. -- not accepted -- slender cinquefoil, sagebrush cinquefoil
	Potentilla gracilis var. ctenophora (Rydb.) B. Boivin -- not accepted
	Potentilla gracilis var. elmeri (Rydb.) Jeps. -- accepted
	Potentilla gracilis var. fastigiata (Nutt.) S. Watson -- accepted -- northwest cinquefoil, Nuttall's cinquefoil, slender cinquefoil
	Potentilla gracilis var. filipes (Rydb.) B. Boivin -- not accepted
	Potentilla gracilis var. flabelliformis (Lehm.) Nutt. ex Torr. & A. Gray -- accepted -- slender cinquefoil, fanleaf cinquefoil
	Potentilla gracilis var. glabrata (Lehm.) C.L. Hitchc. -- not accepted
	Potentilla gracilis var. gracilis Douglas ex Hook. -- accepted -- graceful cinquefoil
	Potentilla gracilis var. hallii (Rydb.) Th. Wolf -- not accepted
	Potentilla gracilis var. nuttallii (Lehm.) Sheldon -- not accepted
	Potentilla gracilis var. owyheensis Ertter & D.H. Mansfield -- accepted -- Owyhee cinquefoil
	Potentilla gracilis var. permollis (Rydb.) C.L. Hitchc. -- not accepted
	Potentilla gracilis var. pulcherrima (Lehm.) Fernald -- not accepted
	Potentilla gracilis var. rigida S. Watson -- not accepted
	Potentilla grayi S. Watson -- accepted -- Gray's cinquefoil
	Potentilla hansenii Greene -- not accepted
	Potentilla heidenreichii Zimm. -- not accepted
	Potentilla hendersonii (J.T. Howell) J.T. Howell -- not accepted
	Potentilla hickmanii Eastw. -- accepted -- Hickman's cinquefoil, Hickman's potentilla
	Potentilla hippiana Lehm. -- accepted -- woolly cinquefoil, horse cinquefoil
	Potentilla hippiana ssp. effusa (Douglas ex Lehm.) Dorn -- not accepted
	Potentilla hippiana var. argyrea (Rydb.) B. Boivin -- not accepted -- woolly cinquefoil
	Potentilla hippiana var. diffusa A. Gray ex Lehm. -- not accepted
	Potentilla hippiana var. filicaulis (Nutt.) B. Boivin -- not accepted
	Potentilla hippiana var. hippiana Lehm. -- not accepted -- woolly cinquefoil
	Potentilla hispidula (Rydb.) Jeps. -- not accepted
	Potentilla holmgrenii D.F. Murray & Elven -- accepted -- Holmgren's cinquefoil
	Potentilla hookeriana Lehm. -- not accepted -- Hooker's cinquefoil
	Potentilla hookeriana ssp. chamissonis (Hult�n) Hult�n -- not accepted -- Hooker's cinquefoil
	Potentilla hookeriana ssp. hookeriana Lehm. -- not accepted -- Hooker's cinquefoil
	Potentilla hookeriana ssp. hookeriana var. furcata (A.E. Porsild) Hult�n -- not accepted -- Hooker's cinquefoil
	Potentilla hookeriana ssp. hookeriana var. hookeriana Lehm. -- not accepted -- Hooker's cinquefoil
	Potentilla hookeriana ssp. hookeriana var. umanakensis Hult�n -- not accepted -- Hooker's cinquefoil
	Potentilla hookeriana var. furcata (A.E. Porsild) Hult�n -- not accepted
	Potentilla hookeriana var. hookerana Lehm. -- not accepted
	Potentilla hookeriana var. umanakensis Hult�n -- not accepted
	Potentilla howellii Greene -- not accepted
	Potentilla hyparctica Malte -- accepted
	Potentilla hyparctica ssp. elatior (Abrom.) Elven & D.F. Murray -- accepted
	Potentilla hyparctica ssp. hyparctica Malte -- accepted
	Potentilla hyparctica ssp. nana (Willd. ex Schltdl.) Hult�n -- not accepted
	Potentilla hyparctica ssp. robbinsiana (Lehm.) �. L�ve & D. L�ve -- not accepted
	Potentilla hyparctica var. elatior (Abrom.) Fernald -- not accepted
	Potentilla hyparctica var. hyparctica Malte -- not accepted
	Potentilla inclinata Vill. -- accepted -- ashy cinquefoil
	Potentilla indiges M. Peck -- not accepted
	Potentilla intermedia L. -- accepted -- downy cinquefoil
	Potentilla intermedia var. canescens (Besser) Wahlenb. -- not accepted
	Potentilla jaegeri (Munz & I.M. Johnst.) L.C. Wheeler -- not accepted
	Potentilla jepsonii Ertter -- accepted
	Potentilla johnstonii Soj�k -- accepted -- sagebrush cinquefoil
	Potentilla jucunda A. Nelson -- not accepted
	Potentilla kelloggii (Greene) Greene -- not accepted
	Potentilla kelloggii var. cuneata (Lindl.) Hoover -- not accepted
	Potentilla kelloggii var. marinensis (Elmer) Jeps. -- not accepted
	Potentilla kelloggii var. puberula (Rydb.) Hoover -- not accepted
	Potentilla kingii (S. Watson) Greene -- not accepted
	Potentilla klamathensis Rydb. -- not accepted
	Potentilla kuznetzovii (Govor.) Juz. -- not accepted
	Potentilla kuznetzowii (Govor.) Juz. -- not accepted
	Potentilla langeana Rydb. -- not accepted
	Potentilla lasiodonta Rydb. -- accepted -- Sandhills cinquefoil
	Potentilla ledebouriana A.E. Porsild -- not accepted
	Potentilla lemmonii (S. Watson) Greene -- not accepted
	Potentilla leneophylla Torr. & James ex Eaton -- not accepted
	Potentilla leucocarpa Rydb. -- not accepted
	Potentilla leucophylla Torr. -- not accepted
	Potentilla lindleyi Greene -- not accepted
	Potentilla lindleyi var. puberula (Rydb.) J.T. Howell -- not accepted
	Potentilla lindleyi var. sericea (A. Gray) J.T. Howell -- not accepted
	Potentilla litoralis Rydb. -- accepted -- Pennsylvania cinquefoil
	Potentilla litoralis var. ovium (Jeps.) Soj�k -- not accepted
	Potentilla longipedunculata Rydb. -- not accepted
	Potentilla lycopodioides (A. Gray) Baill. ex J.T. Howell -- not accepted
	Potentilla lycopodioides var. megalopetala (Rydb.) J.T. Howell -- not accepted
	Potentilla lycopodioides var. scandularis (Rydb.) J.T. Howell -- not accepted
	Potentilla macdougalii Tidestr. -- not accepted
	Potentilla macounii Rydb. -- accepted -- Macoun's cinquefoil
	Potentilla macropetala Rydb. -- not accepted
	Potentilla maculata Pourr. -- not accepted
	Potentilla marinensis (Elmer) J.T. Howell -- not accepted
	Potentilla matsuokana Makino -- accepted -- arctic cinquefoil
	Potentilla matsuokana ssp. hemicryophila (Jurtzev) Soj�k -- not accepted
	Potentilla micheneri Greene -- not accepted
	Potentilla millefolia Rydb. -- accepted -- cutleaf cinquefoil, manyleaf cinquefoil
	Potentilla millefolia var. klamathensis (Rydb.) Jeps. -- not accepted -- Klamath cinquefoil
	Potentilla millefolia var. millefolia Rydb. -- not accepted -- cutleaf cinquefoil
	Potentilla millegrana Engelm. ex Lehm. -- not accepted
	Potentilla minima var. robbinsiana Lehm. -- not accepted
	Potentilla minutifolia Rydb. -- not accepted
	Potentilla modesta Rydb. -- accepted -- Uintah cinquefoil
	Potentilla monidensis A. Nelson -- not accepted
	Potentilla monspeliensis L. -- not accepted
	Potentilla morefieldii Ertter -- accepted -- Morefield's cinquefoil
	Potentilla muirii (A. Gray) Greene -- not accepted
	Potentilla multifida auct. non L. -- not accepted -- staghorn cinquefoil
	Potentilla multifoliolata (Torr.) Kearney & Peebles -- not accepted
	Potentilla multijuga Lehm. -- accepted -- Ballona cinquefoil
	Potentilla multisecta (S. Watson) Rydb. -- accepted -- featherleaf cinquefoil, alpine cinquefoil
	Potentilla nana Willd. ex Schltdl. -- accepted -- arctic cinquefoil
	Potentilla nelsoniana Rydb. -- not accepted
	Potentilla nestleriana Tratt. -- not accepted
	Potentilla neumanniana Rchb. -- not accepted -- spring cinquefoil
	Potentilla newberryi A. Gray -- accepted -- Newberry's cinquefoil
	Potentilla nicolletii (S. Watson) Sheldon -- not accepted
	Potentilla nipharga Rydb. -- not accepted
	Potentilla nivea L. -- accepted -- snow cinquefoil, snowy cinquefoil
	Potentilla nivea ssp. chamissonis (Hult�n) Hiitonen -- not accepted
	Potentilla nivea ssp. chionodes Hiitonen -- not accepted
	Potentilla nivea ssp. fallax A.E. Porsild -- not accepted
	Potentilla nivea ssp. hookeriana (Lehm.) Hiitonen -- not accepted
	Potentilla nivea ssp. subquinata (Lange) Hult�n -- not accepted
	Potentilla nivea var. dissecta S. Watson -- not accepted
	Potentilla nivea var. macrophylla Ser. -- not accepted
	Potentilla nivea var. nivea L. -- not accepted -- snow cinquefoil
	Potentilla nivea var. pentaphylla Lehm. -- not accepted -- fiveleaf cinquefoil
	Potentilla nivea var. pulchella (R. Br.) Durand -- not accepted
	Potentilla nivea var. subquinata Lange -- not accepted
	Potentilla nivea var. tomentosa Nilsson-Ehle ex Hult�n -- not accepted
	Potentilla nivea var. villosa (Pall. ex Pursh) Regel & Tiling -- not accepted
	Potentilla norvegica L. -- accepted -- Norwegian cinquefoil
	Potentilla norvegica ssp. hirsuta (Michx.) Hyl. -- not accepted -- Norwegian cinquefoil
	Potentilla norvegica ssp. monspeliensis (L.) Asch. & Graebn. -- not accepted -- Norwegian cinquefoil
	Potentilla norvegica ssp. norvegica L. -- not accepted -- Norwegian cinquefoil
	Potentilla norvegica var. hirsuta (Michx.) Lehm. -- not accepted
	Potentilla norvegica var. labradorica (Lehm.) Fernald -- not accepted
	Potentilla nubigena Greene -- not accepted
	Potentilla nuttallii Lehm. -- not accepted
	Potentilla oblanceolata Rydb. -- accepted -- New Mexico cinquefoil
	Potentilla osterhoutiana Th. Wolf -- not accepted
	Potentilla osterhoutii (A. Nelson) J.T. Howell -- not accepted
	Potentilla osterhoutii var. saxosa (Brandegee) J.T. Howell -- not accepted
	Potentilla ovina Macoun ex J.M. Macoun -- accepted -- sheep cinquefoil
	Potentilla ovina var. decurrens (S. Watson) S.L. Welsh & B.C. Johnst. -- accepted -- sheep cinquefoil
	Potentilla ovina var. ovina Macoun ex J.M. Macoun -- accepted -- sheep cinquefoil
	Potentilla ovina var. pinnatisecta S. Watson -- not accepted
	Potentilla pacifica Howell -- not accepted
	Potentilla palustris (L.) Scop. -- not accepted
	Potentilla palustris var. parvifolia (Raf.) Fernald & Long -- not accepted
	Potentilla palustris var. villosa (Pers.) Lehm. -- not accepted
	Potentilla paradoxa Nutt. -- not accepted -- bushy cinquefoil, Paradox cinquefoil
	Potentilla parryi (Greene) Greene -- not accepted
	Potentilla parryi var. wilderae (Parish) Jeps. -- not accepted
	Potentilla patellifera J.T. Howell -- not accepted
	Potentilla paucijuga Rydb. -- accepted -- La Sal cinquefoil
	Potentilla pectinata Raf. -- not accepted
	Potentilla pectinisecta Rydb. -- not accepted -- comb-leaf cinquefoil, coilleaf cinquefoil, combleaf cinquefoil
	Potentilla pectinisecta var. comosa (Rydb.) Soj�k -- not accepted
	Potentilla pedersenii (Rydb.) Rydb. -- accepted
	Potentilla peirsonii Munz -- not accepted
	Potentilla pensylvanica L. -- accepted -- prairie cinquefoil, Pennsylvania cinquefoil
	Potentilla pensylvanica var. arida B. Boivin -- not accepted
	Potentilla pensylvanica var. atrovirens (Rydb.) Th. Wolf -- not accepted -- Pennsylvania cinquefoil
	Potentilla pensylvanica var. bipinnatifida (Douglas ex Hook.) Torr. & A. Gray -- not accepted
	Potentilla pensylvanica var. brevipila Soj�k -- not accepted
	Potentilla pensylvanica var. glabrata (Lehm. ex Hook.) S. Watson -- not accepted
	Potentilla pensylvanica var. litoralis (Rydb.) B. Boivin -- not accepted -- Pennsylvania cinquefoil
	Potentilla pensylvanica var. ovium Jeps. -- not accepted -- Pennsylvania cinquefoil
	Potentilla pensylvanica var. paucijuga (Rydb.) S.L. Welsh & B.C. Johnst. -- not accepted -- Pennsylvania cinquefoil
	Potentilla pensylvanica var. pectinata Lepage -- not accepted -- Pennsylvania cinquefoil
	Potentilla pensylvanica var. pensylvanica L. -- not accepted -- Pennsylvania cinquefoil
	Potentilla pensylvanica var. strigosa Pursh -- not accepted -- Pennsylvania cinquefoil
	Potentilla pensylvanica var. virgulata (A. Nelson) Th. Wolf -- not accepted -- Pennsylvania cinquefoil
	Potentilla pentandra Engelm. ex Torr. & A. Gray -- not accepted
	Potentilla perdissecta Rydb. -- not accepted
	Potentilla permollis Rydb. -- not accepted
	Potentilla pickeringii (Torr. ex A. Gray) Greene -- not accepted
	Potentilla plattensis Nutt. -- accepted -- Platte River cinquefoil, Platte cinquefoil
	Potentilla plattensis var. klamathensis (Rydb.) Jeps. -- not accepted
	Potentilla plattensis var. leucophylla Greene -- not accepted
	Potentilla plattensis var. millefolia (Rydb.) Jeps. -- not accepted
	Potentilla plattensis var. pedicellata A. Nelson -- not accepted
	Potentilla platyloba Rydb. -- not accepted
	Potentilla procumbens Sibth. -- not accepted
	Potentilla propinqua (Rydb.) Rydb. -- not accepted
	Potentilla prostrata Rottb. -- not accepted
	Potentilla prostrata ssp. floccosa Soj�k -- not accepted
	Potentilla proxima Rydb. -- not accepted
	Potentilla pseudorupestris Rydb. -- not accepted
	Potentilla pseudosericea Rydb. -- accepted -- silky cinquefoil
	Potentilla pseudosericea auct. non Rydb. -- not accepted
	Potentilla puberula Greene -- not accepted
	Potentilla pulchella R. Br. -- accepted -- pretty cinquefoil
	Potentilla pulchella ssp. gracilicaulis (A.E. Porsild) Jurtzev -- not accepted
	Potentilla pulchella var. elatior Lange -- not accepted -- pretty cinquefoil
	Potentilla pulchella var. gracilicaulis A.E. Porsild -- not accepted -- pretty cinquefoil
	Potentilla pulchella var. pulchella R. Br. -- not accepted -- pretty cinquefoil
	Potentilla pulcherrima Lehm. -- accepted -- beautiful cinquefoil, soft cinquefoil, whiteleaf cinquefoil
	Potentilla pumila Poir. -- not accepted
	Potentilla purpurascens (S. Watson) Greene -- not accepted
	Potentilla purpurascens var. congdonis (Rydb.) Jeps. -- not accepted
	Potentilla quinquefolia (Rydb.) Rydb. -- not accepted
	Potentilla ramulosa Rydb. -- not accepted
	Potentilla ranunculus Lange -- not accepted
	Potentilla recta L. -- accepted -- roughfruit cinquefoil, erect cinquefoil, sulphur cinquefoil
	Potentilla recta var. obscura (Nestler) W.D.J. Koch -- not accepted
	Potentilla recta var. pilosa (Willd.) Ledeb. -- not accepted
	Potentilla recta var. sulphurea (Lam. & DC.) Peyr. -- not accepted
	Potentilla rectiformis Rydb. -- not accepted
	Potentilla reflexa (Greene) Greene -- not accepted
	Potentilla reptans L. -- accepted -- creeping cinquefoil
	Potentilla rhomboidea Rydb. -- not accepted
	Potentilla rhyolitica Ertter -- accepted
	Potentilla rhyolitica var. chiricahuensis Ertter -- accepted -- Chiricahua cinquefoil
	Potentilla rhyolitica var. rhyolitica Ertter -- accepted -- Huachuca cinquefoil
	Potentilla rimicola (Munz & I.M. Johnst.) Ertter -- accepted -- cliff cinquefoil
	Potentilla rivalis Nutt. -- accepted -- brook cinquefoil, river cinquefoil
	Potentilla rivalis var. millegrana (Engelm. ex Lehm.) S. Watson -- not accepted -- brook cinquefoil
	Potentilla rivalis var. pentandra (Engelm. ex Torr. & A. Gray) S. Watson -- not accepted -- brook cinquefoil, cinquefoil
	Potentilla rivalis var. rivalis Nutt. -- not accepted -- brook cinquefoil
	Potentilla robbinsiana (Lehm.) Oakes ex Rydb. -- accepted -- Robbins' cinquefoil, dwarf mountain cinquefoil
	Potentilla robbinsiana ssp. hyparctica (Malte) D. L�ve -- not accepted
	Potentilla rolandii B. Boivin -- not accepted
	Potentilla rubella T.J. S�rensen -- accepted -- reddish cinquefoil
	Potentilla rubelloides V.V. Petrovsky -- not accepted
	Potentilla rubida L.O. Williams -- not accepted -- Chihuahuan cinquefoil
	Potentilla rubricaulis Lehm. -- accepted -- Rocky Mountain cinquefoil
	Potentilla rubricaulis var. dasyphylla Ledeb. -- not accepted
	Potentilla rubricaulis var. furcata (A.E. Porsild) Soj�k -- not accepted
	Potentilla rubricaulis var. paucijuga (Rydb.) Soj�k -- not accepted
	Potentilla rubricaulis var. pedersenii Rydb. -- not accepted
	Potentilla rubripes Rydb. -- not accepted
	Potentilla rubripes var. saximontana (Rydb.) Th. Wolf -- not accepted
	Potentilla rupestris L. -- accepted
	Potentilla rupestris var. americana Th. Wolf -- not accepted
	Potentilla rupincola Osterh. -- not accepted -- rock cinquefoil
	Potentilla sabulosa M.E. Jones -- not accepted
	Potentilla sanguinea Rydb. -- accepted -- scarlet cinquefoil
	Potentilla santolinoides (A. Gray) Greene -- not accepted
	Potentilla saximontana Rydb. -- accepted
	Potentilla saxosa Lemmon ex Greene -- not accepted
	Potentilla saxosa ssp. sierrae Munz -- not accepted
	Potentilla scopulorum Greene -- not accepted
	Potentilla sericata (S. Watson) Greene -- not accepted
	Potentilla sericoleuca (Rydb.) J.T. Howell -- not accepted
	Potentilla shockleyi (S. Watson) Jeps. -- not accepted
	Potentilla sibbaldi Haller f. -- not accepted
	Potentilla sibbaldii Haller f. -- not accepted
	Potentilla sibirica Th. Wolf -- not accepted
	Potentilla sierrae-blancae Wooton & Rydb. -- accepted -- Sierra Blanca cinquefoil
	Potentilla simplex Michx. -- accepted -- spreading cinquefoil, oldfield cinquefoil, oldfield fivefingers, common cinquefoil
	Potentilla simplex var. argyrisma Fernald -- not accepted
	Potentilla simplex var. calvescens Fernald -- not accepted
	Potentilla simplex var. typica Fernald -- not accepted
	Potentilla sterilis (L.) Garcke -- accepted -- strawberryleaf cinquefoil
	Potentilla stipularis L. -- accepted -- stipulated cinquefoil
	Potentilla stipularis var. groenlandica T.J. S�rensen -- not accepted -- Greenland cinquefoil
	Potentilla strigosa (Pursh) Pall. ex Tratt. -- not accepted
	Potentilla subgorodkovii Jurtzev -- accepted
	Potentilla subjuga Rydb. -- accepted -- Colorado cinquefoil
	Potentilla subvahliana Jurtzev -- accepted
	Potentilla subvillosa Rydb. -- not accepted
	Potentilla subviscosa Greene -- accepted -- Navajo cinquefoil
	Potentilla subviscosa var. ramulosa (Rydb.) Kearney & Peebles -- accepted -- Navajo cinquefoil
	Potentilla subviscosa var. subviscosa Greene -- accepted -- Navajo cinquefoil
	Potentilla sulphurea Lam. -- not accepted
	Potentilla supina L. -- accepted -- spreading cinquefoil, bushy cinquefoil
	Potentilla supina ssp. paradoxa (Nutt.) Soj�k -- accepted -- bushy cinquefoil
	Potentilla supina var. nicollettii S. Watson -- not accepted
	Potentilla supina var. paradoxa (Nutt.) Th. Wolf -- not accepted
	Potentilla tabernaemontani Asch. -- not accepted
	Potentilla tenuifolia Willd. ex Schltdl. -- not accepted
	Potentilla thurberi A. Gray -- accepted -- scarlet cinquefoil
	Potentilla thurberi var. atrorubens (Rydb.) Kearney & Peebles -- accepted -- scarlet cinquefoil
	Potentilla thurberi var. sanguinea (Rydb.) Kearney & Peebles -- not accepted -- scarlet cinquefoil
	Potentilla thurberi var. thurberi A. Gray -- accepted -- scarlet cinquefoil, Thurber's cinquefoil
	Potentilla thuringiaca Bernhardi ex Link -- accepted -- European cinquefoil
	Potentilla tikhomirovii Jurtzev -- accepted -- Tikhomirov's cinquefoil
	Potentilla tilingii (Regel) Greene -- not accepted
	Potentilla tilingii var. flavescens (Rydb.) J.T. Howell -- not accepted
	Potentilla townsendii Rydb. -- accepted -- Townsend's cinquefoil
	Potentilla tridentata Aiton -- not accepted
	Potentilla truncata (Rydb.) Jeps. -- not accepted
	Potentilla tularensis J.T. Howell -- not accepted
	Potentilla tweedyi (Rydb.) J.T. Howell -- not accepted
	Potentilla unguiculata (A. Gray) Hook. f. -- not accepted
	Potentilla uniflora Ledeb. -- accepted -- oneflower cinquefoil
	Potentilla uschakovii Jurtzev -- accepted
	Potentilla usticapensis Fernald -- not accepted
	Potentilla utahensis (S. Watson) Greene -- not accepted
	Potentilla utahensis var. campestris M.E. Jones -- not accepted
	Potentilla vahliana Lehm. -- accepted -- potentille de Vahl, Vahl's cinquefoil
	Potentilla vallicola Greene -- not accepted
	Potentilla verna L. -- accepted -- spring cinquefoil
	Potentilla versicolor Rydb. -- accepted -- Steens Mountain cinquefoil
	Potentilla villosa Pall. ex Pursh -- accepted -- villous cinquefoil
	Potentilla villosa var. parviflora C.L. Hitchc. -- not accepted
	Potentilla villosula Jurtzev -- accepted
	Potentilla villosula ssp. congesta Jurtzev -- not accepted
	Potentilla virgulata A. Nelson -- not accepted
	Potentilla viridescens Rydb. -- not accepted
	Potentilla viscida Parish -- not accepted
	Potentilla viscidula (Rydb.) Rydb. -- not accepted
	Potentilla vulcanicola Juz. -- accepted -- Kamtchatka cinquefoil
	Potentilla webberi (A. Gray) Greene -- not accepted
	Potentilla wheeleri S. Watson -- accepted -- Kern cinquefoil
	Potentilla wheeleri var. rimicola Munz & I.M. Johnst. -- not accepted
	Potentilla wheeleri var. wheeleri S. Watson -- not accepted -- Wheeler's cinquefoil
	Potentilla wilderae (Parish) Munz & I.M. Johnst. -- not accepted
	Potentilla wrangelliana Fisch. & Av�-Lall. -- not accepted
	Potentilla wyomingensis A. Nelson -- not accepted
	Potentilla X diversifolia Lehm. (pro sp.) -- accepted -- varileaf cinquefoil
	Potentilla X nubilans Soj�k -- accepted
	Potentilla X tundricola Soj�k -- accepted
	Potentilla yukonensis Hult�n -- not accepted
	Poteridium Spach -- accepted
	Poteridium annuum (Nutt.) Spach -- accepted -- prairie burnet
	Poteridium occidentale Rydb. -- accepted
	Poterium L. -- not accepted
	Poterium annuum Nutt. -- not accepted
	Poterium officinale (L.) A. Gray -- not accepted
	Poterium polygamum Waldst. & Kit. -- not accepted
	Poterium sanguisorba L. -- not accepted -- salad burnet, fodder burnet, burnet bloodwort
	Poterium sanguisorba var. polygamum (Waldst. & Kit.) Vis. -- not accepted -- salad burnet, fodder burnet, burnet bloodwort
	Pourthiaea villosa (Thunb.) Decne. -- not accepted
	Prinsepia Royle -- accepted
	Prinsepia sinensis (Oliv.) Oliv. ex Bean -- accepted -- cherry prinsepia
	Prunus L. -- accepted -- chokecherry, plum
	Prunus alabamensis C. Mohr -- not accepted -- Alabama cherry
	Prunus alleghaniensis Porter -- not accepted -- Allegheny plum
	Prunus alleghaniensis var. alleghaniensis Porter -- not accepted -- Allegheny plum
	Prunus alleghaniensis var. davisii (W. Wight) Sarg. -- not accepted -- Davis' plum
	Prunus americana Marshall -- accepted -- American plum
	Prunus americana var. lanata Sudw. -- not accepted
	Prunus americana var. mollis (Torr.) Torr. & A. Gray -- not accepted
	Prunus americana var. nigra (Aiton) Waugh -- not accepted
	Prunus amygdalus Batsch -- not accepted
	Prunus andersonii A. Gray -- accepted -- Anderson's peachbrush, desert peach
	Prunus angustifolia Marshall -- accepted -- Chickasaw plum
	Prunus angustifolia var. angustifolia Marshall -- not accepted -- Chickasaw plum
	Prunus angustifolia var. varians W. Wight & Hedrick -- not accepted
	Prunus angustifolia var. watsonii (Sarg.) Waugh -- not accepted -- Watson's plum, sand plum, Watson's sand plum
	Prunus armeniaca L. -- accepted -- Siberian apricot, albaricoque, damasco, apricot
	Prunus armeniaca var. vulgaris Zabel -- not accepted
	Prunus avium (L.) L. -- accepted -- sweet cherry
	Prunus besseyi L.H. Bailey -- not accepted
	Prunus caroliniana (Mill.) Aiton -- accepted -- Carolina laurelcherry
	Prunus cerasifera Ehrh. -- accepted -- myrobalan plum, ciruela chabacana, cherry plum
	Prunus cerasifera var. divaricata (Ledeb.) L.H. Bailey -- not accepted
	Prunus cerasifera var. pissardii (Carri�re) L.H. Bailey -- not accepted
	Prunus cerasus L. -- accepted -- sour cherry
	Prunus cerasus var. avium L. -- not accepted
	Prunus communis (L.) Arcang. -- not accepted
	Prunus corymbulosa Rydb. -- not accepted
	Prunus cuneata Raf. -- not accepted
	Prunus demissa (Nutt.) Walp. -- not accepted
	Prunus demissa (Nutt.) D. Dietr. -- not accepted
	Prunus demissa var. melanocarpa (A. Nelson) A. Nelson -- not accepted
	Prunus depressa Pursh -- not accepted
	Prunus divaricata ssp. nairica Kovalev -- not accepted
	Prunus domestica L. -- accepted -- European plum
	Prunus domestica ssp. domestica L. -- not accepted -- garden plum
	Prunus domestica ssp. insititia (L.) C.K. Schneid. -- not accepted
	Prunus domestica var. domestica L. -- not accepted -- European plum
	Prunus domestica var. insititia (L.) Fiori & Paoletti -- not accepted -- European plum
	Prunus dulcis (Mill.) D.A. Webb -- accepted -- sweet almond, almond, almendro
	Prunus dulcis var. amara (DC.) Buchheim -- not accepted
	Prunus emarginata (Douglas) Eaton -- accepted -- bitter cherry, bittercherry
	Prunus emarginata var. crenulata (Greene) Kearney & Peebles -- not accepted
	Prunus emarginata var. emarginata (Douglas) Eaton -- not accepted -- bitter cherry, bittercherry
	Prunus emarginata var. mollis (Douglas ex Hook.) W.H. Brewer -- not accepted -- bitter cherry
	Prunus eremophila Prigge -- accepted
	Prunus eriogyna S.C. Mason -- not accepted
	Prunus fasciculata (Torr.) A. Gray -- accepted -- desert peach, desert almond
	Prunus fasciculata var. fasciculata (Torr.) A. Gray -- accepted -- desert almond
	Prunus fasciculata var. punctata Jeps. -- accepted -- desert almond
	Prunus fremontii S. Watson -- accepted -- desert apricot
	Prunus fruticosa Pall. -- accepted -- European dwarf cherry
	Prunus geniculata R.M. Harper -- accepted -- scrub plum
	Prunus glandulosa Thunb. -- accepted -- flowering almond
	Prunus glandulosa (Hook.) Torr. & A. Gray -- not accepted
	Prunus gracilis Engelm. & A. Gray -- accepted -- Oklahoma plum
	Prunus gravesii Small -- not accepted
	Prunus havardii (W. Wight) S.C. Mason -- accepted -- Havard's plum
	Prunus hortulana L.H. Bailey -- accepted -- hortulan plum
	Prunus hortulana var. mineri L.H. Bailey -- not accepted
	Prunus ilicifolia (Nutt. ex Hook. & Arn.) D. Dietr. -- accepted -- hollyleaf cherry
	Prunus ilicifolia ssp. ilicifolia (Nutt. ex Hook. & Arn.) D. Dietr. -- not accepted -- hollyleaf cherry
	Prunus ilicifolia ssp. lyonii (Eastw.) P.H. Raven -- not accepted -- hollyleaf cherry
	Prunus ilicifolia var. ilicifolia (Nutt. ex Hook. & Arn.) D. Dietr. -- accepted -- hollyleaf cherry
	Prunus ilicifolia var. integrifolia Sudw. -- accepted -- hollyleaf cherry
	Prunus injuncunda Small -- not accepted
	Prunus insititia L. -- accepted
	Prunus jamasakura var. speciosa Koidz. -- not accepted
	Prunus japonica Thunb. -- accepted -- Japanese bush cherry
	Prunus lanata (Sudw.) Mack. & Bush -- not accepted
	Prunus lannesiana f. albida (Makino) E.H. Wilson -- not accepted
	Prunus laurocerasus L. -- accepted -- cherry laurel
	Prunus lusitanica L. -- accepted -- Portuguese laurel, Portuguese laurel cherry, Portugal laurel
	Prunus lusitanica f. myrtifolia (Mouill.) hort. ex Zabel -- not accepted
	Prunus lyonii (Eastw.) Sarg. -- not accepted
	Prunus maackii Rupr. -- accepted -- Amur chokecherry
	Prunus mahaleb L. -- accepted -- perfumed cherry, Mahaleb cherry
	Prunus maritima Marshall -- accepted -- beach plum
	Prunus maritima var. gravesii (Small) G.J. Anderson -- not accepted -- Graves' plum
	Prunus maritima var. maritima Marshall -- not accepted -- beach plum
	Prunus maximowiczii Rupr. -- accepted -- Korean cherry
	Prunus melanocarpa (A. Nelson) Rydb. -- not accepted
	Prunus mexicana S. Watson -- accepted -- Mexican plum
	Prunus mexicana var. flutonensis (Sarg.) Sarg. -- not accepted
	Prunus mexicana var. polyandra (Sarg.) Sarg. -- not accepted
	Prunus minutiflora Engelm. ex A. Gray -- accepted -- Texas almond, smallflower peachbrush
	Prunus mitis Beadle -- not accepted
	Prunus mollis Torr. -- not accepted
	Prunus mume Siebold & Zucc. -- accepted -- Japanese apricot
	Prunus munsoniana W. Wight & Hedrick -- not accepted -- wildgrove plum, wild goose plum
	Prunus murrayana E.J. Palmer -- accepted -- Murray's plum
	Prunus myrtifolia (L.) Urb. -- accepted -- West Indian cherry
	Prunus nigra Aiton -- accepted -- Canadian plum, black plum
	Prunus occidentalis Sw. -- accepted -- western cherry laurel
	Prunus padus L. -- accepted -- European bird cherry
	Prunus pedunculata (Pall.) Maxim. -- accepted
	Prunus pensylvanica L. f. -- accepted -- pin cherry, fire cherry
	Prunus pensylvanica ssp. corymbulosa (Rydb.) W. Wight -- not accepted
	Prunus pensylvanica var. corymbulosa (Rydb.) W. Wight -- not accepted
	Prunus pensylvanica var. mollis (Douglas ex Hook.) B. Boivin -- not accepted
	Prunus pensylvanica var. pensylvanica L. f. -- not accepted -- pin cherry
	Prunus pensylvanica var. saximontana Rehder -- not accepted -- pin cherry
	Prunus persica (L.) Batsch -- accepted -- peach
	Prunus persica var. nectarina (Aiton) Maxim. -- not accepted
	Prunus persica var. nucipersica (Suckow) C.K. Schneid. -- not accepted -- nectarine
	Prunus persica var. persica (L.) Batsch -- not accepted -- peach
	Prunus pleuradenia Griseb. -- accepted -- Antilles cherry
	Prunus pumila L. -- accepted -- sandcherry, sand cherry
	Prunus pumila ssp. besseyi (L.H. Bailey) Nizhnikev -- not accepted
	Prunus pumila ssp. susquehanae (Willd.) R.T. Clausen -- not accepted
	Prunus pumila var. besseyi (L.H. Bailey) Gleason -- accepted -- western sandcherry, Great Lakes sand cherry
	Prunus pumila var. cuneata (Raf.) L.H. Bailey -- not accepted
	Prunus pumila var. depressa (Pursh) Gleason -- not accepted -- eastern sandcherry
	Prunus pumila var. depressa (Pursh) Bean -- accepted -- eastern sandcherry
	Prunus pumila var. pumila L. -- accepted -- Great Lakes sandcherry
	Prunus pumila var. susquehanae (Willd.) H. Jaeger -- accepted -- Sesquehana sandcherry
	Prunus reverchonii Sarg. -- not accepted
	Prunus rivularis Scheele -- accepted -- creek plum
	Prunus rivularis var. pubescens Enquist -- not accepted
	Prunus salicina Lindl. -- accepted -- Japanese plum
	Prunus salicina var. mandshurica (Skvortsov) Skvortsov & A.I. Baranov -- accepted
	Prunus serotina Ehrh. -- accepted -- black chokecherry, black cherry
	Prunus serotina ssp. capuli (Cav.) McVaugh -- not accepted -- capul�
	Prunus serotina ssp. eximia (Small) McVaugh -- not accepted
	Prunus serotina ssp. hirsuta (Elliott) McVaugh -- not accepted
	Prunus serotina ssp. virens (Wooton & Standl.) McVaugh -- not accepted
	Prunus serotina var. alabamensis (C. Mohr) Little -- accepted
	Prunus serotina var. eximia (Small) Little -- not accepted -- escarpment cherry, black cherry
	Prunus serotina var. rufula (Wooton & Standl.) McVaugh -- accepted -- southwestern chokecherry, black cherry
	Prunus serotina var. salicifolia (Kunth) Koehne -- accepted
	Prunus serotina var. serotina Ehrh. -- accepted -- black cherry
	Prunus serotina var. virens (Wooton & Standl.) McVaugh -- not accepted -- black cherry
	Prunus serrulata Lindl. -- accepted -- Japanese flowering cherry
	Prunus serrulata f. albida Makino -- not accepted
	Prunus serrulata f. lannesiana (Carri�re) Makino -- not accepted
	Prunus speciosa (Koidz.) Nakai -- accepted
	Prunus spinosa L. -- accepted -- blackthorn
	Prunus subcordata Benth. -- accepted -- Klamath plum
	Prunus subcordata var. kelloggii Lemmon -- not accepted -- Kellogg's Klamath plum
	Prunus subcordata var. oregana (Greene) M. Peck -- not accepted -- Oregon Klamath plum
	Prunus subcordata var. rubicunda Jeps. -- not accepted -- Klamath plum
	Prunus subcordata var. subcordata Benth. -- not accepted -- Klamath plum
	Prunus subhirtella Miq. -- accepted -- winter-flowering cherry
	Prunus susquehanae Willd. -- not accepted -- Sesquehana sandcherry
	Prunus tenella Batsch -- accepted -- prunus, dwarf Russian almond, Russian almond
	Prunus texana D. Dietr. -- accepted -- peachbush, Texas peachbrush
	Prunus tomentosa Thunb. -- accepted -- Nanking cherry
	Prunus triflora Roxb. -- not accepted
	Prunus triloba Lindl. -- accepted -- flowering plum
	Prunus umbellata Elliott -- accepted -- flatwood plum, hog plum
	Prunus umbellata var. injuncunda (Small) Sarg. -- not accepted -- hog plum
	Prunus umbellata var. tarda (Sarg.) W. Wight -- not accepted
	Prunus umbellata var. umbellata Elliott -- not accepted -- hog plum
	Prunus ussuriensis Kovalev & Kostina -- not accepted
	Prunus virens (Wooton & Standl.) Shreve ex Sarg. -- not accepted
	Prunus virens var. rufula (Wooton & Standl.) Sarg. -- not accepted
	Prunus virginiana L. -- accepted -- chokecherry, common chokecherry, Virginia chokecherry
	Prunus virginiana ssp. demissa (Nutt.) Roy L. Taylor & MacBryde -- not accepted
	Prunus virginiana ssp. melanocarpa (A. Nelson) Roy L. Taylor & MacBryde -- not accepted
	Prunus virginiana var. demissa (Nutt.) Torr. -- accepted -- western chokecherry
	Prunus virginiana var. melanocarpa (A. Nelson) Sarg. -- not accepted -- choke cherry, black chokecherry
	Prunus virginiana var. virginiana L. -- accepted -- chokecherry
	Prunus watsonii Sarg. -- not accepted
	Prunus X domestica var. insititia (L.) B. Boivin (pro nm.) -- not accepted
	Prunus X orthosepala Koehne (pro sp.) -- accepted -- prunus
	Prunus X palmeri Sarg. (pro sp.) -- accepted -- Palmer's prunus
	Prunus X pugetensis Jacobson & Zika (pro hybr.) -- accepted
	Prunus X slavinii Palmer ex Rehder (pro hybr.) -- accepted -- Slavin's prunus
	Prunus X utahensis Koehne -- accepted
	Prunus yedoensis Matsum. -- accepted -- Yoshino cherry
	Pseudocydonia C.K. Schneid. -- not accepted -- Chinese-quince
	Pseudocydonia sinensis (Thouin) C.K. Schneid. -- not accepted -- Chinese-quince
	Psychrobatia Greene -- not accepted
	Purpusia Brandegee -- not accepted
	Purpusia arizonica Eastw. ex J.T. Howell -- not accepted
	Purpusia osterhoutii A. Nelson -- not accepted
	Purpusia saxosa Brandegee -- not accepted
	Purshia DC. ex Poir. -- accepted -- cliffrose, bitterbrush
	Purshia ericifolia (Torr. ex A. Gray) Henrickson -- accepted -- heath cliffrose
	Purshia glandulosa Curran -- not accepted -- antelope brush, desert bitterbrush
	Purshia mexicana (D. Don) Henrickson -- not accepted -- Mexican cliffrose
	Purshia mexicana (D. Don) S.L. Welsh -- accepted -- Mexican cliffrose
	Purshia mexicana var. stansburiana (Torr.) S.L. Welsh -- not accepted
	Purshia mexicana var. stansburyana (Torr.) S.L. Welsh -- accepted
	Purshia pinkavae Schaack -- not accepted -- Pinkava's cliffrose
	Purshia stansburiana (Torr.) Henrickson -- not accepted -- Stansbury's cliffrose
	Purshia stansburyana (Torr.) Henrickson -- not accepted -- Stansbury's cliffrose
	Purshia tridentata (Pursh) DC. -- accepted -- antelope bitterbrush
	Purshia tridentata var. glandulosa (Curran) M.E. Jones -- accepted -- desert bitterbrush
	Purshia tridentata var. tridentata (Pursh) DC. -- accepted -- antelope bush
	Purshia X subintegra (Kearney) Henrickson (pro sp.) -- accepted -- Arizona cliffrose, subintegra bitterbrush
	Pyracantha M. Roem. -- accepted -- firethorn
	Pyracantha angustifolia (Franch.) C.K. Schneid. -- accepted -- narrowleaf firethorn
	Pyracantha atalantioides (Hance) Stapf -- accepted
	Pyracantha chinensis M. Roem. -- not accepted
	Pyracantha coccinea M. Roem. -- accepted -- scarlet firethorn
	Pyracantha crenatiserrata (Hance) Rehder -- not accepted
	Pyracantha crenatoserrata (Hance) Rehder -- accepted
	Pyracantha crenulata (D. Don) Roem. -- accepted -- Nepalese firethorn
	Pyracantha crenulata var. kansuensis Rehder -- not accepted
	Pyracantha crenulata var. rogersiana A.B. Jacks. -- not accepted
	Pyracantha fortuneana (Maxim.) H.L. Li -- accepted -- Chinese firethorn
	Pyracantha koidzumii (Hayata) Rehder -- accepted -- Formosa firethorn
	Pyracantha rogersiana A.B. Jacks. -- not accepted
	Pyracantha yunnanensis (M. Vilm. ex Mottet) Chitt. -- not accepted
	Pyrus L. -- accepted -- pear
	Pyrus alpina Willd. -- not accepted
	Pyrus americana (Marshall) DC. -- not accepted
	Pyrus americana (Marshall) Spreng. -- not accepted
	Pyrus americana var. decora Sarg. -- not accepted
	Pyrus angustifolia Aiton -- not accepted
	Pyrus angustifolia var. spinosa (Rehder) L.H. Bailey -- not accepted
	Pyrus arbutifolia (L.) L. f. -- not accepted
	Pyrus arbutifolia var. atropurpurea (Britton) B.L. Rob. -- not accepted
	Pyrus arbutifolia var. glabra Cronquist -- not accepted
	Pyrus arbutifolia var. nigra Willd. -- not accepted
	Pyrus aucuparia (L.) Gaertn. -- not accepted
	Pyrus austriaca A. Kern. -- not accepted
	Pyrus baccata L. -- not accepted
	Pyrus bartramiana Tausch -- not accepted
	Pyrus boissieriana Buhse -- not accepted
	Pyrus bracteata (Redher) L.H. Bailey -- not accepted
	Pyrus calleryana Decne. -- accepted -- Callery pear
	Pyrus calleryana var. calleryana Decne. -- not accepted -- Callery pear
	Pyrus calleryana var. integrifolia T.T. Yu -- not accepted -- Callery pear
	Pyrus calleryana var. koehnei (C.K. Schneid.) T.T. Yu -- not accepted -- Callery pear
	Pyrus calleryana var. lanceata Rehder -- not accepted -- Callery pear
	Pyrus caucasica Fed. -- not accepted
	Pyrus communis L. -- accepted -- common pear, pear
	Pyrus cordata Desv. -- accepted -- Plymouth pear
	Pyrus coronaria L. -- not accepted
	Pyrus coronaria var. angustifolia (Aiton) Wenz. -- not accepted -- sweet crab apple
	Pyrus coronaria var. dasycalyx (Rehder) Fernald -- not accepted
	Pyrus coronaria var. elongata (Rehder) L.H. Bailey -- not accepted
	Pyrus coronaria var. ioensis Alph. Wood -- not accepted
	Pyrus coronaria var. lancifolia (Rehder) Fernald -- not accepted
	Pyrus cydonia L. -- not accepted
	Pyrus decora (Sarg.) Hyl. -- not accepted
	Pyrus decora var. groenlandica (C.K. Schneid.) Fernald -- not accepted
	Pyrus diversifolia Bong. -- not accepted
	Pyrus eriopleura Rchb. -- not accepted
	Pyrus esquirolii H. L�v. -- not accepted
	Pyrus floribunda Lindl. -- not accepted
	Pyrus fusca Raf. -- not accepted
	Pyrus glaucescens (Rehder) L.H. Bailey -- not accepted
	Pyrus halliana (Koehne) Voss -- not accepted
	Pyrus hupehensis Pamp. -- not accepted
	Pyrus hybrida Moench -- not accepted
	Pyrus intermedia Ehrh. -- not accepted
	Pyrus ioensis (Alph. Wood) L.H. Bailey -- not accepted
	Pyrus ioensis var. texana (Rehder) L.H. Bailey -- not accepted
	Pyrus japonica Thunb. -- not accepted
	Pyrus kawakamii Hayata -- not accepted -- Callery pear
	Pyrus koehnei C.K. Schneid. -- not accepted -- Callery pear
	Pyrus lancifolia (Rehder) L.H. Bailey -- not accepted
	Pyrus malus L. -- not accepted
	Pyrus malus var. paradisiaca L. -- not accepted
	Pyrus melanocarpa (Michx.) Willd. -- not accepted
	Pyrus microcarpa (Pursh) Spreng. -- not accepted
	Pyrus mixta Fernald -- not accepted
	Pyrus nivalis Jacq. -- accepted -- snow pear
	Pyrus occidentalis S. Watson -- not accepted
	Pyrus pinnatifida Ehrh. -- not accepted
	Pyrus prunifolia Willd. -- not accepted
	Pyrus pumila (Mill.) K. Koch -- not accepted
	Pyrus pyraster (L.) Du Roi -- not accepted
	Pyrus pyrifolia (Burm. f.) Nakai -- accepted -- Chinese pear
	Pyrus rivularis Douglas -- not accepted
	Pyrus salviifolia DC. -- not accepted
	Pyrus sambucifolia Cham. & Schltdl. -- not accepted
	Pyrus sambucifolia var. pumila (Raf.) Sarg. -- not accepted
	Pyrus sanguinea Pursh -- not accepted
	Pyrus sativa DC. -- not accepted
	Pyrus serotina Rehder -- not accepted
	Pyrus serrulata Rehder -- accepted -- serrulate pear
	Pyrus sieboldii Regel -- not accepted
	Pyrus sitchensis (M. Roem.) Piper -- not accepted
	Pyrus sitchensis var. californica (Greene) Smiley -- not accepted
	Pyrus subcrataegifolia H. L�v. -- not accepted
	Pyrus toringo (K. Koch) Miq. -- not accepted
	Pyrus torminalis (L.) Ehrh. -- not accepted
	Pyrus ussuriensis Maxim. -- accepted -- Chinese pear
	Pyrus X alpina Willd. -- not accepted
	Pyrus X amphigenea Domin ex Dostalek -- not accepted
	Pyrus X arnoldiana (Rehder) Bean -- not accepted
	Pyrus X fallax (C.K. Schneid.) Fernald -- not accepted
	Pyrus X jackii (Rehder) Fernald -- not accepted
	Pyrus X magdeburgensis hort. -- not accepted
	Pyrus X micromalus (Makino) L.H. Bailey -- not accepted
	Pyrus X platycarpa (Rehder) L.H. Bailey -- not accepted
	Pyrus X soulardii L.H. Bailey -- not accepted
	Pyrus zumi Matsum. -- not accepted
	Rhaphiolepis Lindl. -- accepted
	Rhaphiolepis indica (L.) Lindl. -- accepted
	Rhodotypos Siebold & Zucc. -- accepted
	Rhodotypos kerrioides Siebold & Zucc. -- not accepted
	Rhodotypos scandens (Thunb.) Makino -- accepted -- jetbead
	Rhodotypos tetrapetalus (Siebold) Makino -- not accepted
	Rosa L. -- accepted -- wildrose, rose
	Rosa abietorum Greene -- not accepted
	Rosa abyssinica R. Br. ex Lindl. -- accepted
	Rosa acicularioides Schuette -- not accepted
	Rosa acicularis Lindl. -- accepted -- prickly rose
	Rosa acicularis ssp. acicularis Lindl. -- accepted -- prickly rose
	Rosa acicularis ssp. sayi (Schwein.) W.H. Lewis -- accepted -- prickly rose
	Rosa acicularis var. bourgeauiana (Cr�p.) Cr�p. -- not accepted
	Rosa acicularis var. cucurbiformis Raup -- not accepted
	Rosa acicularis var. lacuum Erlanson -- not accepted
	Rosa acicularis var. nipponensis (Cr�p.) Koehne -- accepted
	Rosa acicularis var. rotunda Erlanson -- not accepted
	Rosa acicularis var. sayana Erlanson -- not accepted
	Rosa adenosepala Wooton & Standl. -- not accepted
	Rosa afzeliana Fr. -- not accepted
	Rosa agrestis Savi -- accepted -- fieldbriar
	Rosa alberti Regel -- accepted
	Rosa alcea Greene -- not accepted
	Rosa aldersonii Greene -- not accepted
	Rosa aleutensis Cr�p. -- not accepted
	Rosa amygdalifolia Ser. -- not accepted
	Rosa anatonensis H. St. John -- not accepted
	Rosa andegavensis Bastard -- not accepted
	Rosa arizonica Rydb. -- not accepted
	Rosa arizonica var. granulifera (Rydb.) Kearney & Peebles -- not accepted
	Rosa arkansana Porter -- accepted -- prairie rose, Arkansas rose, prairie wildrose, wild rose
	Rosa arkansana var. arkansana Porter -- not accepted -- Arkansas rose, prairie rose
	Rosa arkansana var. depressa Cockerell -- not accepted
	Rosa arkansana var. suffulta (Greene) Cockerell -- not accepted -- prairie rose
	Rosa arkansanoides C.K. Schneid. -- not accepted
	Rosa arvensis Huds. -- accepted -- field rose, musk rose
	Rosa aucuparia Rydb. -- not accepted
	Rosa austriaca Crantz -- not accepted
	Rosa beggeriana Schrenk -- accepted
	Rosa bella Rehder & E.H. Wilson -- accepted
	Rosa blanda Aiton -- accepted -- smooth rose
	Rosa blanda var. arkansana (Porter) Best -- not accepted
	Rosa blanda var. blanda Aiton -- not accepted -- smooth rose
	Rosa blanda var. carpohispida Schuette -- not accepted
	Rosa blanda var. glabra Cr�p. -- not accepted -- smooth rose
	Rosa blanda var. glandulosa Schuette -- not accepted -- smooth rose
	Rosa blanda var. hispida Farw. -- not accepted -- hispid rose
	Rosa blanda var. setigera Cr�p. -- not accepted
	Rosa blondaeana D�s�gl. -- not accepted
	Rosa borckhausenii Tratt. -- not accepted
	Rosa borreri Woods -- not accepted
	Rosa bourgeauiana Cr�p. -- not accepted
	Rosa bracteata J.C. Wendl. -- accepted -- Macartney rose
	Rosa bridgesii Cr�p. -- accepted -- pygmy rose
	Rosa brunonii Lindl. -- accepted -- Himalayan musk rose
	Rosa bushii Rydb. -- not accepted
	Rosa butleri Rydb. -- not accepted
	Rosa caeruleimontana H. St. John -- not accepted
	Rosa caesia Sm. -- not accepted
	Rosa californica Cham. & Schltdl. -- accepted -- California wildrose
	Rosa canina L. -- accepted -- dog rose
	Rosa canina var. dumetorum (Thuill.) Poir. -- not accepted
	Rosa carolina L. -- accepted -- Carolina rose
	Rosa carolina ssp. carolina L. -- accepted
	Rosa carolina ssp. subserrulata (Rydb.) W.H. Lewis -- accepted
	Rosa carolina var. aculeata Schuette -- not accepted
	Rosa carolina var. carolina L. -- not accepted -- Carolina rose
	Rosa carolina var. deamii (Erlanson) Deam -- not accepted -- Deam's rose
	Rosa carolina var. glandulosa (Cr�p.) Farw. -- not accepted
	Rosa carolina var. grandiflora (Baker) Rehder -- not accepted
	Rosa carolina var. lyonii (Pursh) E.J. Palmer & Steyerm. -- not accepted
	Rosa carolina var. obovata (Raf.) Deam -- not accepted
	Rosa carolina var. sabulosa Erlanson -- not accepted -- Carolina rose
	Rosa carolina var. setigera Cr�p. -- not accepted -- Carolina rose
	Rosa carolina var. villosa (Best) Rehder -- not accepted -- Carolina rose
	Rosa caroliniana Michx. -- not accepted
	Rosa cathayensis (Rehder & E.H. Wilson) L.H. Bailey -- not accepted
	Rosa caudata Baker -- accepted
	Rosa centifolia L. -- not accepted -- cabbage rose
	Rosa centifolia var. centifolia L. -- not accepted -- cabbage rose
	Rosa centifolia var. cristata Prev. -- not accepted
	Rosa centifolia var. muscosa (Aiton) Ser. -- not accepted
	Rosa cherokeensis Donn -- not accepted
	Rosa chinensis Jacq. -- accepted -- Chinese rose
	Rosa cinnamomea L. -- accepted -- cinnamon rose
	Rosa cinnamomea L. sensu 1759, non 1753 -- not accepted -- cinnamon rose
	Rosa collaris Rydb. -- not accepted
	Rosa conjuncta Rydb. -- not accepted
	Rosa coriifolia Fr. -- not accepted
	Rosa corymbifera Borkh. -- not accepted
	Rosa corymbosa Ehrh. -- not accepted
	Rosa covillei Greene -- not accepted
	Rosa cucumerina Tratt. -- not accepted
	Rosa cuspidata M. Bieb. -- not accepted
	Rosa dasistema Raf. -- not accepted
	Rosa davidii Cr�p. -- accepted
	Rosa davurica Pall. -- accepted -- Amur rose
	Rosa demareei E.J. Palmer -- not accepted
	Rosa deseglisei Boreau -- not accepted
	Rosa dumalis Bechst. -- not accepted
	Rosa dumetorum Thuill. -- not accepted -- corymb rose
	Rosa durandii Cr�p. -- not accepted
	Rosa ecae Aitch. -- accepted
	Rosa eglanteria L. -- not accepted -- sweetbriar rose
	Rosa elegans Raf. -- not accepted
	Rosa elongata Rossig ex Steud. -- not accepted
	Rosa engelmannii S. Watson -- not accepted
	Rosa enneaphylla Raf. -- not accepted
	Rosa evanida (Christ) Almq. -- not accepted
	Rosa fedtschenkoana Regel -- accepted
	Rosa fendleri Cr�p. -- not accepted
	Rosa ferruginea Vill. -- not accepted -- redleaf rose
	Rosa floridana Rydb. -- not accepted
	Rosa foetida Herrm. -- accepted -- Persian yellow rose, Austrian yellow rose, Austrian copper rose, Austrian-briar
	Rosa foliolosa Nutt. ex Torr. & A. Gray -- accepted -- white prairie rose
	Rosa forrestiana Boulenger -- accepted
	Rosa fragrans Salisb. -- not accepted
	Rosa fraxinifolia Borkh. -- not accepted
	Rosa gallica L. -- accepted -- apothecary rose, Hungarian rose, officinal rose, French rose
	Rosa gallica var. gallica L. -- not accepted -- French rose
	Rosa gallica var. officinalis Thory -- not accepted -- French rose
	Rosa gallica var. versicolor L. -- not accepted
	Rosa gemella Willd. -- not accepted
	Rosa giraldii Cr�p. -- accepted
	Rosa glandulosa Raf. -- not accepted
	Rosa glauca Pourr. -- accepted
	Rosa glaucophylla Winch -- not accepted
	Rosa globosa Raf. -- not accepted
	Rosa glutinosa Sm. -- not accepted
	Rosa gmelini Bunge ex Ledeb. -- not accepted
	Rosa granulata Greene -- not accepted
	Rosa granulifera Rydb. -- not accepted
	Rosa gratissima Greene -- not accepted
	Rosa gymnocarpa Nutt. -- accepted -- dwarf rose
	Rosa gymnocarpa var. gymnocarpa Nutt. -- accepted -- wood rose, dwarf rose
	Rosa gymnocarpa var. pinetorum (A. Heller) Jeps. -- not accepted
	Rosa gymnocarpa var. pubescens S. Watson -- not accepted
	Rosa gymnocarpa var. serpentina Ertter & W.H. Lewis -- accepted -- dwarf rose
	Rosa helenae Rehder & E.H. Wilson -- accepted
	Rosa heliophila Greene -- not accepted
	Rosa helleri Greene -- not accepted
	Rosa hemisphaerica Herrm. -- accepted -- sulphur rose
	Rosa hemsleyana Tackh. -- accepted
	Rosa hirtula (Regel) Nakai -- not accepted
	Rosa hispidocarpa Chabert -- not accepted
	Rosa hudsoniana Thory -- not accepted
	Rosa hudsoniana var. salicifolia Thory -- not accepted
	Rosa hugonis Hemsl. -- not accepted -- rose
	Rosa humilis Marshall -- not accepted
	Rosa hypoleuca Wooton & Standl. -- not accepted
	Rosa hystrix Lindl. -- not accepted
	Rosa ignota Shinners -- not accepted
	Rosa iliensis Chrshan. -- not accepted
	Rosa illinoiensis Baker -- not accepted
	Rosa inconspicua D�s�gl. -- not accepted
	Rosa indica L. -- accepted -- cyme rose
	Rosa insidiosa Gren. -- not accepted
	Rosa japonica Rossig -- not accepted
	Rosa johannensis Fernald -- not accepted
	Rosa jonesii H. St. John -- not accepted
	Rosa jundzillii Besser -- accepted
	Rosa kokanica Regel ex Juz. -- accepted
	Rosa laevigata Michx. -- accepted -- Cherokee rose
	Rosa lancifolia Small -- not accepted
	Rosa lapwaiensis H. St. John -- not accepted
	Rosa laxa Retz. -- accepted
	Rosa leucopsis Greene -- not accepted
	Rosa lindleyi Spreng. -- not accepted
	Rosa lucida Willd. -- not accepted
	Rosa lucida var. lamprophylla (Rehder) P.V. Heath -- not accepted
	Rosa lucieae Franch. & Rochebr. ex Cr�p. -- accepted -- memorial rose, Wichura's rose
	Rosa lunellii Greene -- not accepted
	Rosa lutescens Pursh -- not accepted
	Rosa lyonii Pursh -- not accepted
	Rosa macartnea Dum. Cours. -- not accepted
	Rosa macdougalii Holz. -- not accepted
	Rosa macounii Greene -- not accepted
	Rosa majalis J. Herrm. -- accepted -- double cinnamon rose
	Rosa manca Greene -- not accepted -- Mancos rose
	Rosa maracandica Bunge -- accepted
	Rosa marretii H. L�v. -- accepted
	Rosa maximowicziana Regel -- accepted
	Rosa megalantha G.N. Jones -- not accepted
	Rosa melina Greene -- not accepted
	Rosa michiganensis Erlanson -- not accepted
	Rosa micrantha Borrer -- not accepted -- smallflower rose, smallflower sweetbriar
	Rosa minutifolia Engelm. -- accepted -- Baja rose, small-leaved rose
	Rosa mirifica Greene -- not accepted
	Rosa missouriensis hort. ex Steud. -- accepted -- Missouri rose
	Rosa mohavensis Parish -- not accepted
	Rosa mollis Sm. -- accepted
	Rosa montana Chaix -- accepted
	Rosa montezumae Humb. & Bonpl. ex Thory -- not accepted
	Rosa moschata Herrm. -- accepted -- musk rose
	Rosa moyesii Hemsl. & E.H. Wilson -- accepted
	Rosa moyesii var. fargesii Rolfe -- not accepted
	Rosa multibracteata Hemsl. & E.H. Wilson -- accepted
	Rosa multiflora Thunb. -- accepted -- multiflora rose
	Rosa multiflora f. watsoniana (Cr�p.) Matsum. -- not accepted
	Rosa muriculata Greene -- not accepted
	Rosa myriacantha DC. -- not accepted
	Rosa myriadenia Greene -- not accepted -- glandular rose
	Rosa nanella Rydb. -- not accepted
	Rosa neomexicana Cockerell -- not accepted
	Rosa nitida Willd. -- accepted -- shining rose
	Rosa nitidula Besser -- accepted
	Rosa nivea DC. -- not accepted
	Rosa nutkana C. Presl -- accepted -- Nootka rose
	Rosa nutkana ssp. macdougalii (Holz.) Piper -- accepted -- Nootka rose
	Rosa nutkana ssp. melina (Greene) W.H. Lewis & Ertter -- accepted -- Nootka rose
	Rosa nutkana ssp. nutkana C. Presl -- accepted -- Nootka rose
	Rosa nutkana var. hispida Fernald -- not accepted -- bristly Nootka rose
	Rosa nutkana var. muriculata (Greene) G.N. Jones -- not accepted -- Nootka rose
	Rosa nutkana var. nutkana C. Presl -- not accepted -- Nootka rose
	Rosa nutkana var. setosa G.N. Jones -- not accepted -- Nootka rose
	Rosa nuttalliana (Rehder) C. Schneid. -- not accepted
	Rosa obtusiuscula Rydb. -- not accepted -- Appalachian Valley rose
	Rosa odorata (Andrews) Sweet -- not accepted -- tea rose
	Rosa omeiensis Rolfe -- not accepted
	Rosa oreophila Rydb. -- not accepted
	Rosa palmeri Rydb. -- not accepted
	Rosa palustris Marshall -- accepted -- swamp rose
	Rosa palustris var. aculeata (Schuette) Erlanson -- not accepted
	Rosa palustris var. dasistema (Raf.) E.J. Palmer & Steyerm. -- not accepted
	Rosa palustris var. sepalorelevata (Schuette) Erlanson -- not accepted
	Rosa pandorana Greene -- not accepted
	Rosa parviflora Ehrh. -- not accepted
	Rosa pecosensis Cockerell -- not accepted
	Rosa pendulina L. -- accepted -- mountain rose, alpine rose
	Rosa pensylvanica Michx. -- not accepted
	Rosa petiolata Rydb. -- not accepted
	Rosa pimpinellifolia L. -- not accepted
	Rosa pinetorum A. Heller -- accepted -- pine rose
	Rosa pisocarpa A. Gray -- accepted -- cluster rose
	Rosa pisocarpa ssp. ahartii Ertter & W.H. Lewis -- accepted -- cluster rose
	Rosa pisocarpa ssp. pisocarpa A. Gray -- accepted -- cluster rose
	Rosa pisocarpa var. gratissima (Greene) Jeps. -- not accepted
	Rosa pisocarpa var. rivalis (Eastw.) Jeps. -- not accepted
	Rosa pistacoria Greene -- not accepted
	Rosa polyanthema Lunell -- not accepted
	Rosa polyanthus Rossig -- not accepted
	Rosa pomifera Herrm. -- not accepted
	Rosa pouzinii Tratt. -- accepted
	Rosa pratincola Greene -- not accepted
	Rosa prattii Hemsl. -- accepted
	Rosa puberulenta Rydb. -- not accepted
	Rosa pulverulenta M. Bieb. -- accepted
	Rosa pusilla Raf. -- not accepted
	Rosa rainierensis G.N. Jones -- not accepted
	Rosa ratonensis Erlanson -- not accepted
	Rosa relicta Erlanson -- not accepted
	Rosa rivalis Eastw. -- not accepted
	Rosa rousseauiorum B. Boivin -- not accepted -- rosier de Rousseau
	Rosa roxburghii Tratt. -- accepted -- Chinquapin rose, chestnut rose
	Rosa roxburghii var. hirtula (Regel) Rehder & E.H. Wilson -- accepted
	Rosa rubifolia R. Br. -- not accepted
	Rosa rubiginosa L. -- accepted -- sweetbriar rose
	Rosa rubiginosa var. nemoralis (L�man) Thory -- accepted -- sweetbriar rose
	Rosa rubiginosa var. rubiginosa L. -- accepted -- sweetbriar rose
	Rosa rubrifolia Vill. -- not accepted -- redleaf rose
	Rosa rubrispina Bosc ex Poir. -- not accepted
	Rosa rugosa Thunb. -- accepted -- Turkestan rose, Japanese rose, rugose rose, rugosa rose
	Rosa rugosa f. alba Rehder -- not accepted
	Rosa rugosa var. albiflora Koidz. -- not accepted
	Rosa rydbergii Greene -- not accepted
	Rosa sancti-andreae Degen & Trautm. -- not accepted
	Rosa sarmentacea Woods -- not accepted
	Rosa sayi Schwein. -- not accepted
	Rosa schuetteana Erlanson -- not accepted
	Rosa sempervirens L. -- accepted -- evergreen rose
	Rosa serafinii Viv. -- not accepted -- Mediterranean rose
	Rosa sericea Lindl. -- accepted
	Rosa sericea ssp. omeiensis (Rolfe) A.V. Roberts -- accepted
	Rosa seringeana Godr. -- not accepted
	Rosa serrulata Raf. -- not accepted
	Rosa setigera Michx. -- accepted -- Prairie rose, climbing rose
	Rosa setigera var. glabra Torr. & A. Gray -- not accepted
	Rosa setigera var. serena E.J. Palmer & Steyerm. -- not accepted
	Rosa setigera var. setigera Michx. -- not accepted -- climbing rose
	Rosa setigera var. tomentosa Torr. & A. Gray -- not accepted -- climbing rose
	Rosa setipoda Hemsl. & E.H. Wilson -- accepted
	Rosa sherardii Davies -- accepted
	Rosa sibirica Tratt. -- not accepted
	Rosa sicula Tratt. -- accepted -- Mediterranean rose
	Rosa sinowilsonii Hemsl. -- accepted
	Rosa solandri Tratt. -- not accepted
	Rosa sonomensis Greene -- not accepted
	Rosa soulieana Cr�p. -- accepted
	Rosa spaldingii Cr�p. -- not accepted
	Rosa spaldingii var. alta (Suksd.) G.N. Jones -- not accepted
	Rosa spaldingii var. hispida (Fernald) G.N. Jones -- not accepted
	Rosa spaldingii var. parkeri (S. Watson) H. St. John -- not accepted
	Rosa spinosissima L. -- accepted -- Burnet rose, Scotchbriar, Scotch rose
	Rosa spithamea S. Watson -- accepted -- ground rose
	Rosa spithamea var. solitaria L.F. Hend. -- not accepted
	Rosa spithamea var. sonomensis (Greene) Jeps. -- not accepted -- Sonoma ground rose
	Rosa spithamea var. spithamea S. Watson -- not accepted -- ground rose
	Rosa sprengeliana Tratt. -- not accepted
	Rosa standleyi Rydb. -- not accepted
	Rosa stellata Wooton -- accepted -- star rose, desert rose
	Rosa stellata ssp. abyssa A.M. Phillips -- accepted -- desert rose, Grand Cayon rose
	Rosa stellata ssp. mirifica (Greene) W.H. Lewis -- accepted -- wonder rose, desert rose
	Rosa stellata ssp. mirifica var. erlansoniae W.H. Lewis -- not accepted -- desert rose
	Rosa stellata ssp. mirifica var. mirifica (Greene) Cockerell -- not accepted -- desert rose
	Rosa stellata ssp. stellata Wooton -- accepted -- desert rose
	Rosa stellata var. abyssa (A.M. Phillips) N.H. Holmgren -- not accepted
	Rosa stellata var. erlansoniae W.H. Lewis -- not accepted -- desert rose
	Rosa stellata var. mirifica (Greene) Cockerell -- not accepted -- desert rose
	Rosa suaveolens Pursh -- not accepted
	Rosa subblanda Rydb. -- not accepted
	Rosa subcanina (Christ) Cr�p. -- not accepted
	Rosa subglauca Rydb. -- not accepted
	Rosa subserrulata Rydb. -- not accepted
	Rosa suffulta Greene -- not accepted
	Rosa suffulta var. relicta (Erlanson) Deam -- not accepted
	Rosa sweginzowii Koehne -- accepted -- Sweginzow's rose
	Rosa ternata Poir. -- not accepted
	Rosa terrens Lunell -- not accepted
	Rosa texarkana Rydb. -- not accepted
	Rosa thunbergii Tratt. -- not accepted
	Rosa tomentosa Sm. -- accepted -- whitewoolly rose
	Rosa tomentosa var. globulosa Rouy -- not accepted
	Rosa treleasei Rydb. -- not accepted
	Rosa trifoliata Bosc -- not accepted
	Rosa triphylla Roxb. ex Lindl. -- not accepted
	Rosa tuschetica Boiss. -- accepted
	Rosa ultramontana (S. Watson) A. Heller -- not accepted
	Rosa underwoodii Rydb. -- not accepted
	Rosa vernonii Greene -- not accepted
	Rosa villosa L. -- accepted -- apple rose
	Rosa villosa ssp. mollis (Sm.) Cr�p. -- not accepted
	Rosa virginiana Mill. -- accepted -- Virginia rose
	Rosa virginiana var. arkansana (Porter) MacMill. -- not accepted
	Rosa virginiana var. lamprophylla (Rydb.) Fernald -- not accepted -- Virginia rose
	Rosa virginiana var. virginiana Mill. -- not accepted -- Virginia rose
	Rosa vosagiaca N.H.F. Desp. -- not accepted
	Rosa watsoniana Cr�p. -- not accepted
	Rosa webbiana Wall. ex Royle -- accepted
	Rosa wichuraiana Cr�p. -- not accepted -- memorial rose, Wichura's rose
	Rosa wichurana Cr�p. -- not accepted -- memorial rose, Wichura's rose
	Rosa williamsii Fernald -- not accepted -- rosier de Williams
	Rosa willmottiae Hemsl. -- accepted -- Willmott's rose
	Rosa woodsii Lindl. -- accepted -- Woods' rose
	Rosa woodsii ssp. arizonica (Rydb.) W.H. Lewis & Ertter -- accepted -- Woods' Arizona rose
	Rosa woodsii ssp. gratissima (Greene) W.H. Lewis & Ertter -- accepted -- Tehachapi rose
	Rosa woodsii ssp. manca (Greene) W.H. Lewis & Ertter -- accepted -- Mancos rose
	Rosa woodsii ssp. puberulenta Ertter -- accepted -- Plateau rose
	Rosa woodsii ssp. ultramontana (S. Watson) Roy L. Taylor & MacBryde -- accepted -- Woods' rose
	Rosa woodsii ssp. woodsii Lindl. -- accepted -- Woods' rose
	Rosa woodsii var. adenosepala (Wooton & Standl.) W.C. Martin & C.R. Hutchins -- not accepted
	Rosa woodsii var. arizonica (Rydb.) W.C. Martin & C.R. Hutchins -- not accepted
	Rosa woodsii var. fendleri (Cr�p.) Rydb. -- not accepted -- Fendler rose
	Rosa woodsii var. glabrata (Parish) Cole -- not accepted -- Woods' rose
	Rosa woodsii var. granulifera (Rydb.) W.C. Martin & C.R. Hutchins -- not accepted
	Rosa woodsii var. gratissima (Greene) Cole -- not accepted -- Tehachapi rose
	Rosa woodsii var. hypoleuca (Wooton & Standl.) W.C. Martin & C.R. Hutchins -- not accepted
	Rosa woodsii var. macounii (Greene) W.C. Martin & C.R. Hutchins -- not accepted
	Rosa woodsii var. mohavensis (Parish) Jeps. -- not accepted
	Rosa woodsii var. terrens (Lunell) Breitung -- not accepted
	Rosa woodsii var. ultramontana (S. Watson) Jeps. -- not accepted -- Woods' rose
	Rosa woodsii var. woodsii Lindl. -- not accepted -- Woods' rose
	Rosa X alba L. (pro sp.) -- accepted -- white rose of York
	Rosa X alba var. semiplena hort. -- not accepted
	Rosa X anemonoides Rehder (pro sp.) -- not accepted -- rose
	Rosa X bifera (Poir.) Pers. -- not accepted
	Rosa X borboniana N.H.F. Desp. (pro sp.) -- accepted -- Bourbon rose
	Rosa X centifolia L. (pro sp.) -- accepted -- cabbage rose
	Rosa X collaris Rydb. (pro sp.) -- accepted
	Rosa X damascena Mill. (pro sp.) -- accepted -- damask rose
	Rosa X dulcissima Lunell (pro sp.) -- accepted -- rose
	Rosa X dumetorum Thuill. (pro sp.) -- not accepted -- corymb rose
	Rosa X dupontii D�s�gl. -- accepted
	Rosa X engelmannii S. Watson (pro sp.) -- accepted
	Rosa X harisonii Rivers -- accepted
	Rosa X housei Erlanson (pro sp.) -- accepted -- House's rose
	Rosa X iwara Sieber ex Regel -- accepted
	Rosa X kamtchatica Vent. -- accepted
	Rosa X novae-angliae W.H. Lewis -- accepted
	Rosa X odorata (Andrews) Sweet (pro sp.) -- accepted -- tea rose
	Rosa X palustriformis (Rydb.) Voss -- accepted -- rose
	Rosa X rehderiana Blackburn -- accepted -- polyantha rose
	Rosa X rudiuscula Greene (pro sp.) -- not accepted -- rose
	Rosa X waitziana Tratt. -- accepted
	Rosa xanthina Lindl. -- accepted -- rose, yellow rose
	Rosa yainacensis Greene -- not accepted -- Cascade rose
	Rosaceae -- accepted -- roses
	Rubacer Rydb. -- not accepted
	Rubacer columbianum (Millsp.) Rydb. -- not accepted
	Rubacer odoratum (L.) Rydb. -- not accepted
	Rubacer odoratus (L.) Rydb. -- not accepted
	Rubacer parviflorum (Nutt.) Rydb. -- not accepted
	Rubacer tomentosum Rydb. -- not accepted
	Rubacer velutinum (W.H. Brewer) A. Heller -- not accepted
	Rubus L. -- accepted -- framboises, ronces, brambles, blackberry
	Rubus abactus L.H. Bailey -- not accepted
	Rubus abbrevians Blanch. -- not accepted
	Rubus ablatus L.H. Bailey -- not accepted
	Rubus aboriginum Rydb. -- not accepted -- garden dewberry
	Rubus abundiflorus L.H. Bailey -- not accepted
	Rubus acadiensis L.H. Bailey -- not accepted
	Rubus acalyphaceus (Greene) Rydb. -- not accepted
	Rubus acaulis Michx. -- not accepted
	Rubus acer L.H. Bailey -- not accepted
	Rubus acridens L.H. Bailey -- not accepted
	Rubus aculiferus Fernald -- not accepted -- thorny dewberry
	Rubus adenocaulis Fernald -- not accepted -- glandstem dewberry
	Rubus adirondackensis L.H. Bailey -- not accepted
	Rubus adjacens Fernald -- not accepted -- peaty dewberry
	Rubus aegopodioides Ser. -- not accepted
	Rubus agilis L.H. Bailey -- not accepted
	Rubus akermanii Fernald -- not accepted
	Rubus alacer L.H. Bailey -- not accepted
	Rubus alaskensis L.H. Bailey -- not accepted -- Alaska blackberry
	Rubus albescens Roxb. -- not accepted
	Rubus aliceae L.H. Bailey -- not accepted -- roadside raspberry
	Rubus alius L.H. Bailey -- not accepted
	Rubus allegheniensis Porter -- accepted -- Allegheny blackberry
	Rubus allegheniensis var. allegheniensis Porter -- not accepted -- Allegheny blackberry
	Rubus allegheniensis var. gravesii Fernald -- not accepted -- Graves' blackberry
	Rubus allegheniensis var. neoscoticus (Fernald) L.H. Bailey -- not accepted
	Rubus allegheniensis var. plausus L.H. Bailey -- not accepted
	Rubus allegheniensis var. populifolius Fernald -- not accepted
	Rubus almus (L.H. Bailey) L.H. Bailey -- not accepted
	Rubus alter L.H. Bailey -- not accepted -- Maine dewberry
	Rubus alumnus L.H. Bailey -- not accepted -- oldfield blackberry
	Rubus amabilis Blanch. -- not accepted
	Rubus ambigens Fernald -- not accepted
	Rubus americanus (Pers.) Britton -- not accepted
	Rubus amicalis Blanch. -- not accepted
	Rubus amnicola Blanch. -- not accepted
	Rubus amnicolus Blanch. -- not accepted
	Rubus amplificatus Lees -- accepted
	Rubus andrewsianus Blanch. -- not accepted -- Andrews' blackberry
	Rubus angustifoliatus L.H. Bailey -- not accepted
	Rubus angustus L.H. Bailey -- not accepted
	Rubus apianus L.H. Bailey -- not accepted
	Rubus apogaeus L.H. Bailey -- not accepted -- falling dewberry
	Rubus apparatus L.H. Bailey -- not accepted
	Rubus aptatus L.H. Bailey -- not accepted -- drybank dewberry
	Rubus arcticus L. -- accepted -- arctic blackberry
	Rubus arcticus ssp. acaulis (Michx.) Focke -- accepted -- dwarf raspberry
	Rubus arcticus ssp. arcticus L. -- accepted -- arctic blackberry
	Rubus arcticus ssp. stellatus (Sm.) B. Boivin -- accepted -- arctic blackberry
	Rubus arcticus var. acaulis (Michx.) B. Boivin -- not accepted
	Rubus arcticus var. pentaphylloides Hult�n -- not accepted
	Rubus arcticus var. stellatus (Sm.) B. Boivin -- not accepted
	Rubus arcuans Fernald & H. St. John -- not accepted -- wand dewberry
	Rubus arenicola Blanch. -- not accepted -- sanddwelling dewberry
	Rubus arenicolus Blanch. -- not accepted
	Rubus argutinus L.H. Bailey -- not accepted
	Rubus argutus Link -- accepted -- prickly Florida blackberry, sawtooth blackberry
	Rubus argutus var. randii (L.H. Bailey) L.H. Bailey -- not accepted
	Rubus argutus var. scissus L.H. Bailey -- not accepted -- sawtooth blackberry
	Rubus arizonensis Focke -- not accepted -- Arizona blackberry, Arizona dewberry
	Rubus arizonicus (Greene) Rydb. -- not accepted
	Rubus armatus (Fernald) L.H. Bailey -- not accepted
	Rubus armeniacus Focke -- not accepted -- Himalayan blackberry
	Rubus arrectus L.H. Bailey -- not accepted
	Rubus arundelanus Blanch. -- not accepted
	Rubus arundelanus var. jeckylanus (Blanch.) L.H. Bailey -- not accepted
	Rubus arvensis L.H. Bailey -- not accepted -- field blackberry
	Rubus ascendens Blanch. -- not accepted
	Rubus ashei L.H. Bailey -- not accepted
	Rubus associus Hanes -- not accepted
	Rubus attractus L.H. Bailey -- not accepted
	Rubus atwoodii L.H. Bailey -- not accepted
	Rubus audax L.H. Bailey -- not accepted -- Tampa blackberry
	Rubus auroralis L.H. Bailey -- not accepted
	Rubus austrinus L.H. Bailey -- not accepted
	Rubus avipes L.H. Bailey -- not accepted
	Rubus baileyanus Britton -- not accepted -- Bailey's dewberry
	Rubus balkei L.H. Bailey -- not accepted -- sawtooth blackberry
	Rubus barbarus L.H. Bailey -- not accepted
	Rubus bartonianus M. Peck -- accepted -- Barton's raspberry
	Rubus beadlei L.H. Bailey -- not accepted
	Rubus beatus L.H. Bailey -- not accepted
	Rubus bellobatus L.H. Bailey -- not accepted -- Kittatinny blackberry
	Rubus benneri L.H. Bailey -- not accepted
	Rubus bernardinus (Greene) Fedde -- not accepted
	Rubus besseyi L.H. Bailey -- not accepted
	Rubus betulifolius Small -- not accepted
	Rubus bicknellii L.H. Bailey -- not accepted -- Nantucket blackberry
	Rubus biformispinus Blanch. -- not accepted -- pasture dewberry
	Rubus bifrons Vest -- accepted -- Himalayan berry
	Rubus bigelovianus L.H. Bailey -- not accepted -- lowland blackberry
	Rubus blakei L.H. Bailey -- not accepted
	Rubus blanchardianus (L.H. Bailey) L.H. Bailey -- not accepted -- Blanchard's dewberry
	Rubus bollianus L.H. Bailey -- not accepted
	Rubus bonus L.H. Bailey -- not accepted
	Rubus boottianus L.H. Bailey -- not accepted
	Rubus botruosus L.H. Bailey -- not accepted
	Rubus boyntonii Ashe -- not accepted -- Boynton's dewberry
	Rubus bractealis L.H. Bailey -- not accepted
	Rubus bracteolifer Fernald -- not accepted
	Rubus bracteoliferus Fernald -- not accepted
	Rubus brainerdii Rydb. -- not accepted
	Rubus bretonis L.H. Bailey -- not accepted
	Rubus brevipedalis L.H. Bailey -- not accepted
	Rubus burnhamii L.H. Bailey -- not accepted -- Burnham's blackberry
	Rubus bushii L.H. Bailey -- not accepted -- Bush's blackberry
	Rubus cacaponensis H.A. Davis & T. Davis -- not accepted
	Rubus caesius L. -- accepted -- European dewberry
	Rubus calycinoides Hayata ex Koidz. -- not accepted
	Rubus campester L.H. Bailey -- not accepted
	Rubus campestris L.H. Bailey -- not accepted
	Rubus camurus L.H. Bailey -- not accepted
	Rubus canaanensis H.A. Davis & T. Davis -- not accepted
	Rubus canadensis L. -- accepted -- smooth blackberry
	Rubus canadensis var. elegantulus (Blanch.) Farw. -- not accepted
	Rubus canadensis var. imus L.H. Bailey -- not accepted
	Rubus cardianus L.H. Bailey -- not accepted
	Rubus carolinianus Rydb. -- not accepted
	Rubus carpinifolius Rydb. -- not accepted
	Rubus cathartium Fernald -- not accepted
	Rubus cauliflorus L.H. Bailey -- not accepted
	Rubus celer L.H. Bailey -- not accepted
	Rubus census L.H. Bailey -- not accepted
	Rubus centralis L.H. Bailey -- not accepted -- Illinois dewberry
	Rubus chamaemorus L. -- accepted -- cloudberry
	Rubus chapmanii L.H. Bailey -- not accepted
	Rubus clairbrownii L.H. Bailey -- not accepted
	Rubus clandestinus L.H. Bailey -- not accepted
	Rubus clarus L.H. Bailey -- not accepted -- Mt. Vernon dewberry
	Rubus clausenii L.H. Bailey -- not accepted
	Rubus cockburnianus Hemsl. -- accepted
	Rubus coloniatus L.H. Bailey -- not accepted
	Rubus columbianus (Millsp.) Rydb. -- not accepted
	Rubus complex L.H. Bailey -- not accepted
	Rubus compos L.H. Bailey -- not accepted
	Rubus conabilis L.H. Bailey -- not accepted
	Rubus conanictuensis L.H. Bailey -- not accepted
	Rubus conanicutensis L.H. Bailey -- not accepted -- Conanicut Island blackberry
	Rubus concameratus H.A. Davis & T. Davis -- not accepted -- West Virginia blackberry
	Rubus condensiflorus L.H. Bailey -- not accepted
	Rubus condignus L.H. Bailey -- not accepted
	Rubus congruus L.H. Bailey -- not accepted
	Rubus connixus L.H. Bailey -- not accepted
	Rubus continentalis (Focke) L.H. Bailey -- not accepted
	Rubus cordialis L.H. Bailey -- not accepted
	Rubus cordifrons (L.H. Bailey) L.H. Bailey -- not accepted
	Rubus corei L.H. Bailey -- not accepted
	Rubus coronarius (Sims) Sweet -- accepted -- cultivated raspberry
	Rubus crataegifolius Bunge -- accepted
	Rubus cubitans Blanch. -- not accepted -- sprawling dewberry
	Rubus cuneifolius Pursh -- accepted -- sand blackberry
	Rubus cuneifolius var. angustior L.H. Bailey -- not accepted
	Rubus cuneifolius var. austrifer L.H. Bailey -- not accepted
	Rubus cuneifolius var. spiniceps L.H. Bailey -- not accepted
	Rubus cuneifolius var. subellipticus Fernald -- not accepted
	Rubus cupressorum Fernald -- not accepted
	Rubus currulis L.H. Bailey -- not accepted
	Rubus curtipes L.H. Bailey -- not accepted -- shortstalk dewberry
	Rubus dalibarda L. -- not accepted
	Rubus darlingtonii L.H. Bailey -- not accepted -- Porcupine Mountain blackberry
	Rubus davisiorum L.H. Bailey -- not accepted
	Rubus deamii L.H. Bailey -- not accepted -- Deam's dewberry
	Rubus deaneanus L.H. Bailey -- not accepted
	Rubus decor L.H. Bailey -- not accepted
	Rubus defectionis Fernald -- not accepted -- eclipse blackberry
	Rubus deliciosus Torr. -- accepted -- delicious raspberry
	Rubus deliciosus var. neomexicanus (A. Gray) Kearney -- not accepted
	Rubus demareanus L.H. Bailey -- not accepted
	Rubus densipubens L.H. Bailey -- not accepted
	Rubus densissimus H.A. Davis & T. Davis -- not accepted -- Morgantown blackberry
	Rubus depavitus L.H. Bailey -- not accepted -- Aberdeen dewberry
	Rubus difformis L.H. Bailey -- not accepted
	Rubus discolor Weihe & Nees -- not accepted -- Himalaya blackberry, Himalayan blackberry
	Rubus discretus L.H. Bailey -- not accepted
	Rubus dissensus L.H. Bailey -- not accepted
	Rubus dissimilis L.H. Bailey -- not accepted -- bristly Oswego blackberry
	Rubus dissitiflorus Fernald -- not accepted
	Rubus distinctus L.H. Bailey -- not accepted
	Rubus dives L.H. Bailey -- not accepted
	Rubus dixiensis H.A. Davis, A.M. Fuller & T. Davis -- not accepted
	Rubus duplaris Shinners -- not accepted
	Rubus eastwoodianus Rydb. -- not accepted
	Rubus eflagellaris L.H. Bailey -- not accepted
	Rubus egglestonii Blanch. -- not accepted
	Rubus electus L.H. Bailey -- not accepted
	Rubus elegantulus Blanch. -- not accepted -- showy blackberry
	Rubus ellipticus Sm. -- accepted -- yellow Himalayan raspberry
	Rubus ellipticus var. ellipticus Sm. -- accepted -- yellow Himalayan raspberry
	Rubus ellipticus var. obcordatus Focke -- accepted -- yellow Himalayan raspberry
	Rubus elongatus Brainerd & Peitersen -- not accepted
	Rubus emeritus L.H. Bailey -- not accepted -- bitterfruit dewberry
	Rubus enslenii Tratt. -- not accepted
	Rubus eriensis L.H. Bailey -- not accepted
	Rubus escatilis L.H. Bailey -- not accepted
	Rubus exemptus L.H. Bailey -- not accepted
	Rubus exeter L.H. Bailey -- not accepted
	Rubus exlex L.H. Bailey -- not accepted
	Rubus exrubicundus L.H. Bailey -- not accepted
	Rubus exsularis L.H. Bailey -- not accepted -- fenceline dewberry
	Rubus exter L.H. Bailey -- not accepted -- Baton Rouge blackberry
	Rubus exutus L.H. Bailey -- not accepted
	Rubus facetus L.H. Bailey -- not accepted
	Rubus fandus L.H. Bailey -- not accepted
	Rubus fassettii L.H. Bailey -- not accepted
	Rubus fatuus L.H. Bailey -- not accepted
	Rubus fecundus L.H. Bailey -- not accepted -- DC dewberry
	Rubus felix L.H. Bailey -- not accepted -- woodland dewberry
	Rubus fernaldianus L.H. Bailey -- not accepted
	Rubus ferrofluvius H.A. Davis, A.M. Fuller & T. Davis -- not accepted
	Rubus fissidens L.H. Bailey -- not accepted
	Rubus flagellaris Willd. -- accepted -- northern dewberry, whiplash dewberry
	Rubus flagellaris var. almus L.H. Bailey -- not accepted
	Rubus flagellaris var. humifusus (Torr. & A. Gray) B. Boivin -- not accepted
	Rubus flagellaris var. occidualis L.H. Bailey -- not accepted
	Rubus flavinanus Blanch. -- not accepted -- Windham County blackberry
	Rubus florenceae L.H. Bailey -- not accepted
	Rubus floricomus Blanch. -- not accepted -- manyflower blackberry
	Rubus floridensis L.H. Bailey -- not accepted
	Rubus floridus Tratt. -- not accepted
	Rubus floriger L.H. Bailey -- not accepted
	Rubus florulentus Focke -- accepted -- big blackberry
	Rubus foliaceus L.H. Bailey -- not accepted
	Rubus folioflorus L.H. Bailey -- not accepted
	Rubus forestalis L.H. Bailey -- not accepted
	Rubus franciscanus Rydb. -- not accepted
	Rubus fraternalis L.H. Bailey -- not accepted -- northeastern dewberry
	Rubus fraternus Brainerd & Peitersen -- not accepted
	Rubus frondisentis Blanch. -- not accepted -- leafy blackberry
	Rubus frondosus Bigelow -- not accepted -- yankee blackberry
	Rubus fructifer L.H. Bailey -- not accepted
	Rubus frustratus L.H. Bailey -- not accepted
	Rubus fruticosus L. -- not accepted -- bramble blackberry, wild blackberry complex, shrubby blackberry
	Rubus fryei H.A. Davis & T. Davis -- accepted -- Cacapon River blackberry
	Rubus fulleri L.H. Bailey -- not accepted
	Rubus furtivus L.H. Bailey -- not accepted -- openground dewberry
	Rubus fuscus Weihe & Nees ex Bluff & Fingerh. -- not accepted
	Rubus ganderi L.H. Bailey -- not accepted
	Rubus gattingeri L.H. Bailey -- not accepted
	Rubus geniculatus Kaltenb. -- accepted -- false Himalayan berry
	Rubus geophilus Blanch. -- not accepted
	Rubus georgianus L.H. Bailey -- not accepted
	Rubus georgiensis L.H. Bailey -- not accepted
	Rubus glandicaulis Blanch. -- not accepted -- glandstem blackberry
	Rubus glaucifolius Kellogg -- accepted -- San Diego raspberry
	Rubus glaucifolius ssp. ganderi (L.H. Bailey) R.M. Beauch. -- not accepted
	Rubus glaucifolius var. ganderi (L.H. Bailey) Munz -- not accepted -- Cuyamaca raspberry
	Rubus glaucifolius var. glaucifolius Kellogg -- not accepted -- San Diego raspberry
	Rubus glaucus Benth. -- accepted -- raspberry, Andes berry
	Rubus gnarus L.H. Bailey -- not accepted -- Pollock's Mill blackberry
	Rubus gordonii L.H. Bailey ex Core -- not accepted
	Rubus grandidens L.H. Bailey -- not accepted
	Rubus greeneanus L.H. Bailey -- not accepted
	Rubus grimesii L.H. Bailey -- not accepted -- Grimes' dewberry
	Rubus griseus L.H. Bailey -- not accepted -- Loogootee blackberry
	Rubus groutianus Blanch. -- not accepted
	Rubus gulosus L.H. Bailey -- not accepted -- New Brunswick blackberry
	Rubus hancinianus L.H. Bailey -- not accepted -- windswept prairie dewberry
	Rubus hanesii L.H. Bailey -- not accepted -- Hanes' blackberry
	Rubus harmonicus L.H. Bailey -- not accepted -- Kennebunkport dewberry
	Rubus harperi L.H. Bailey -- not accepted
	Rubus hawaiensis A. Gray -- accepted -- Hawai'i blackberry
	Rubus hawaiensis var. inermis Wawra -- not accepted
	Rubus hayata-koidzumii Naruh. -- accepted -- y�-shan raspberry
	Rubus hesperius Piper -- not accepted
	Rubus heterogeneous L.H. Bailey -- not accepted
	Rubus heterophyllus Willd. -- accepted -- ecotone blackberry
	Rubus hispidoides L.H. Bailey -- not accepted -- bog dewberry
	Rubus hispidus L. -- accepted -- bristly dewberry
	Rubus hispidus var. blanchardianus L.H. Bailey -- not accepted
	Rubus hispidus var. cupulifer L.H. Bailey -- not accepted
	Rubus hispidus var. obovalis (Michx.) Fernald -- not accepted
	Rubus hispidus var. suberectus Peck -- not accepted
	Rubus honorus L.H. Bailey -- not accepted
	Rubus housei L.H. Bailey -- not accepted
	Rubus humei L.H. Bailey -- not accepted
	Rubus humilior L.H. Bailey -- not accepted
	Rubus huttonii L.H. Bailey -- not accepted -- Hutton's dewberry
	Rubus hypolasius Fernald -- not accepted -- pineland dewberry
	Rubus ictus L.H. Bailey -- not accepted -- savannah dewberry
	Rubus idaeus L. -- accepted -- common red raspberry, western red raspberry, American red raspberry
	Rubus idaeus ssp. idaeus L. -- not accepted -- American red raspberry
	Rubus idaeus ssp. melanolasius (Dieck) Focke -- not accepted
	Rubus idaeus ssp. melanotrachys Focke -- not accepted
	Rubus idaeus ssp. sachalinensis (H. L�v.) Focke -- not accepted
	Rubus idaeus ssp. strigosus (Michx.) Focke -- not accepted -- grayleaf red raspberry, common red raspberry, red raspberry, grayleaf raspberry
	Rubus idaeus var. aculeatissimus Regel & Tiling -- not accepted
	Rubus idaeus var. americanus Torr. -- not accepted
	Rubus idaeus var. arizonicus (Greene) Fernald -- not accepted
	Rubus idaeus var. canadensis Richardson ex Fernald -- not accepted
	Rubus idaeus var. caudatus (B.L. Rob. & Schrenk) Fernald & B.G. Schub. -- not accepted
	Rubus idaeus var. egglestonii (Blanch.) Fernald -- not accepted
	Rubus idaeus var. eucyclus Fernald & Weath. -- not accepted
	Rubus idaeus var. gracilipes M.E. Jones -- not accepted
	Rubus idaeus var. heterolasius Fernald -- not accepted
	Rubus idaeus var. idaeus L. -- accepted -- European red raspberry
	Rubus idaeus var. melanolasius (Dieck) R.J. Davis -- not accepted
	Rubus idaeus var. melanotrachys (Focke) Fernald -- not accepted
	Rubus idaeus var. peramoenus (Greene) Fernald -- not accepted
	Rubus idaeus var. strigosus (Michx.) Maxim. -- not accepted
	Rubus idaeus var. viburnifolius (Greene) Greene ex A. Berger -- not accepted
	Rubus ignarus L.H. Bailey -- not accepted
	Rubus illecebrosus Focke -- accepted -- strawberry raspberry
	Rubus illustris L.H. Bailey -- not accepted
	Rubus immanis Ashe -- not accepted -- Watauga River blackberry
	Rubus impar L.H. Bailey -- not accepted -- Posey County blackberry
	Rubus imperiorum Fernald -- not accepted
	Rubus impos L.H. Bailey -- not accepted
	Rubus incisifrons L.H. Bailey -- not accepted
	Rubus inclinis L.H. Bailey -- not accepted -- marshland blackberry
	Rubus independens L.H. Bailey -- not accepted
	Rubus indianensis L.H. Bailey -- not accepted
	Rubus inferior L.H. Bailey -- not accepted -- Ocala blackberry
	Rubus iniens L.H. Bailey -- not accepted -- sandyfield dewberry
	Rubus injunctus L.H. Bailey -- not accepted
	Rubus inobvius L.H. Bailey -- not accepted
	Rubus insons L.H. Bailey -- not accepted -- New England blackberry
	Rubus insulanus L.H. Bailey -- not accepted -- island blackberry
	Rubus interioris L.H. Bailey -- not accepted
	Rubus invisus (L.H. Bailey) Britton -- not accepted -- upland dewberry
	Rubus irregularis L.H. Bailey -- not accepted
	Rubus ithacanus L.H. Bailey -- not accepted -- Ithaca blackberry
	Rubus jacens Blanch. -- not accepted -- spreading dewberry
	Rubus jactus L.H. Bailey -- not accepted
	Rubus janssonii L.H. Bailey -- not accepted
	Rubus japonicus L. -- not accepted
	Rubus jaysmithii L.H. Bailey -- not accepted
	Rubus jaysmithii var. angustior L.H. Bailey -- not accepted
	Rubus jejunus L.H. Bailey -- not accepted
	Rubus jennisonii L.H. Bailey -- not accepted
	Rubus jugosus L.H. Bailey -- not accepted
	Rubus junceus Blanch. -- not accepted -- herbaceous blackberry
	Rubus junior L.H. Bailey -- not accepted
	Rubus kalamazoensis L.H. Bailey -- not accepted
	Rubus kansanus L.H. Bailey -- not accepted
	Rubus kelloggii L.H. Bailey -- not accepted -- Kellogg's blackberry
	Rubus kennedyanus Fernald -- not accepted -- Kennedy's blackberry
	Rubus kentuckiensis L.H. Bailey -- not accepted
	Rubus laciniatus Willd. -- accepted -- cut-leaved blackberry, cutleaf blackberry
	Rubus laetabilis L.H. Bailey -- not accepted
	Rubus laevior (L.H. Bailey) Fernald -- not accepted
	Rubus largus L.H. Bailey -- not accepted -- abundant blackberry, oakwoods dewberry
	Rubus lasiococcus A. Gray -- accepted -- roughfruit berry
	Rubus lassus L.H. Bailey -- not accepted
	Rubus latens L.H. Bailey -- not accepted -- Massachusetts blackberry
	Rubus latifoliolus L.H. Bailey -- not accepted
	Rubus laudatus A. Berger -- not accepted -- plains blackberry
	Rubus lawrencei L.H. Bailey -- not accepted -- Adirondack blackberry
	Rubus leggii H.A. Davis & T. Davis -- not accepted
	Rubus lemurum S.W. Br. -- not accepted
	Rubus lepagei L.H. Bailey -- not accepted
	Rubus leucodermis Douglas ex Torr. & A. Gray -- accepted -- western raspberry, whitebark raspberry
	Rubus leucodermis ssp. bernardinus (Greene) Thorne -- not accepted
	Rubus leucodermis var. bernardinus (Greene) Jeps. -- not accepted -- whitebark raspberry
	Rubus leucodermis var. glaucifolius (Kellogg) Jeps. -- not accepted
	Rubus leucodermis var. leucodermis Douglas ex Torr. & A. Gray -- not accepted -- whitebark raspberry
	Rubus leucodermis var. nigerrimus (Greene) H. St. John -- not accepted
	Rubus leucodermis var. trinitatis A. Berger -- not accepted -- whitebark raspberry
	Rubus leviculus L.H. Bailey -- not accepted -- bottomland dewberry
	Rubus libratus L.H. Bailey -- not accepted
	Rubus licens L.H. Bailey -- not accepted
	Rubus licitus L.H. Bailey -- not accepted
	Rubus limulus L.H. Bailey -- not accepted
	Rubus linkianus Ser. -- not accepted -- Link's blackberry
	Rubus litoreus L.H. Bailey -- not accepted
	Rubus localis L.H. Bailey -- not accepted
	Rubus loganobaccus L.H. Bailey -- accepted -- loganberry
	Rubus longii Fernald -- not accepted -- Long's blackberry
	Rubus longipes Fernald -- not accepted
	Rubus longissimus L.H. Bailey -- not accepted
	Rubus louisianus A. Berger -- not accepted
	Rubus lucidus Rydb. -- not accepted -- shiny dewberry, manatee dewberry
	Rubus lundelliorum L.H. Bailey -- not accepted
	Rubus macdanielsii L.H. Bailey -- not accepted
	Rubus macraei A. Gray -- accepted -- 'akala
	Rubus macropetalus Douglas ex Hook. -- not accepted
	Rubus macrophyllus Weihe & Nees -- accepted -- largeleaf blackberry
	Rubus macvaughii L.H. Bailey -- accepted -- MacVaugh's dewberry
	Rubus magniflorus L.H. Bailey -- not accepted
	Rubus mainensis L.H. Bailey -- not accepted
	Rubus maltei L.H. Bailey -- not accepted
	Rubus malus L.H. Bailey -- not accepted
	Rubus mananensis L.H. Bailey ex Weath. & J. Adams -- accepted -- Grand Manan dewberry
	Rubus maniseesensis L.H. Bailey -- accepted -- Mohican Trail dewberry
	Rubus marilandicus L.H. Bailey -- not accepted
	Rubus masseyi L.H. Bailey -- not accepted
	Rubus mediocris L.H. Bailey -- not accepted
	Rubus medius Kuntze -- not accepted
	Rubus melanolasius Dieck -- not accepted
	Rubus melanotrachys (Focke) Rydb. -- not accepted
	Rubus meracus L.H. Bailey -- not accepted -- dryslope dewberry
	Rubus michiganensis (Card ex L.H. Bailey) L.H. Bailey -- not accepted -- Michigan dewberry
	Rubus millspaughii L.H. Bailey -- not accepted
	Rubus minnesotanus L.H. Bailey -- not accepted
	Rubus miriflorus L.H. Bailey -- not accepted
	Rubus mirus L.H. Bailey -- not accepted -- marvel dewberry
	Rubus miscix L.H. Bailey -- not accepted
	Rubus mississippianus L.H. Bailey -- not accepted
	Rubus missouricus L.H. Bailey -- not accepted -- Missouri dewberry
	Rubus mollior L.H. Bailey -- not accepted -- softleaf blackberry
	Rubus moluccanus L. -- accepted -- kohkihl, Molucca bramble, Molucca raspberry, soni, wa ngandrongandro, wild raspberry, wild blackberry, eelkek
	Rubus monongaliensis L.H. Bailey -- not accepted
	Rubus montensis L.H. Bailey -- not accepted -- mountaintop blackberry
	Rubus montensis var. superior L.H. Bailey -- not accepted
	Rubus montpelierensis Blanch. ex L.H. Bailey -- not accepted
	Rubus mucronatus Ser. -- not accepted
	Rubus multifer L.H. Bailey -- not accepted -- kinnickinnick dewberry
	Rubus multiformis Blanch. -- not accepted -- variable blackberry
	Rubus multilicius L.H. Bailey -- not accepted
	Rubus multispinus Blanch. -- not accepted -- devil's blackberry
	Rubus mundus L.H. Bailey -- not accepted -- oldfield dewberry
	Rubus navus L.H. Bailey -- not accepted -- Grand Lake blackberry
	Rubus nefrens L.H. Bailey -- not accepted -- prickless dewberry
	Rubus neglectus Peck -- not accepted
	Rubus neomexicanus A. Gray -- accepted -- New Mexico raspberry
	Rubus neonefrens L.H. Bailey -- not accepted
	Rubus nescius L.H. Bailey -- not accepted
	Rubus nessianus L.H. Bailey -- not accepted
	Rubus nigerrimus (Greene) Rydb. -- not accepted -- dark raspberry
	Rubus nigricans Rydb. -- not accepted
	Rubus nigrobaccus L.H. Bailey -- not accepted
	Rubus nivalis Douglas ex Hook. -- accepted -- snow raspberry
	Rubus niveus Thunb. -- accepted -- hill raspberry, Mysore raspberry, snowpeaks raspberry
	Rubus nocivus L.H. Bailey -- not accepted
	Rubus notatus L.H. Bailey -- not accepted -- bristle berry
	Rubus notatus var. boreus L.H. Bailey -- not accepted
	Rubus notatus var. notatus L.H. Bailey -- not accepted -- bristle berry
	Rubus notatus var. ortus L.H. Bailey -- not accepted
	Rubus novanglicus L.H. Bailey -- not accepted -- New England dewberry
	Rubus noveboracus L.H. Bailey -- not accepted -- New York blackberry
	Rubus novocaesarius L.H. Bailey -- accepted -- Tuckahoe dewberry
	Rubus nuperus L.H. Bailey -- not accepted
	Rubus nutkanus Moc. ex Ser. -- not accepted
	Rubus nutkanus var. velutinus W.H. Brewer -- not accepted
	Rubus obsessus L.H. Bailey -- not accepted -- New York dewberry
	Rubus obsessus var. unilaris L.H. Bailey -- not accepted
	Rubus obvius L.H. Bailey -- not accepted -- woodborder dewberry
	Rubus occidentalis L. -- accepted -- black raspberry
	Rubus occidentalis var. flavobaccus Blanch. -- not accepted
	Rubus occidentalis var. leucodermis (Douglas ex Torr. & A. Gray) Focke -- not accepted
	Rubus occidentalis var. pallidus L.H. Bailey -- not accepted
	Rubus occidualis (L.H. Bailey) L.H. Bailey -- not accepted
	Rubus occultus L.H. Bailey -- not accepted
	Rubus odoratus L. -- accepted -- purpleflowering raspberry
	Rubus odoratus var. columbianus Millsp. -- not accepted -- purpleflowering raspberry
	Rubus odoratus var. malachophyllus Fernald -- not accepted -- purpleflowering raspberry
	Rubus odoratus var. odoratus L. -- not accepted -- purpleflowering raspberry
	Rubus offectus L.H. Bailey -- not accepted
	Rubus okeechobeus L.H. Bailey -- not accepted
	Rubus oklahomus L.H. Bailey -- not accepted -- Oklahoma rose, Oklahoma dewberry, Oklahoma blackberry
	Rubus onustus L.H. Bailey -- not accepted
	Rubus oppositus L.H. Bailey -- not accepted
	Rubus orarius Blanch. -- not accepted
	Rubus orbicularis H.A. Davis & T. Davis -- not accepted
	Rubus oriens L.H. Bailey -- not accepted
	Rubus originalis L.H. Bailey -- not accepted -- Cold Spring blackberry
	Rubus ortivus (L.H. Bailey) L.H. Bailey -- not accepted -- Mt. Desert Island blackberry
	Rubus ostryifolius Rydb. -- not accepted -- highbush blackberry
	Rubus ozarkensis L.H. Bailey -- not accepted
	Rubus paganus L.H. Bailey -- not accepted -- St. Lawrence dewberry
	Rubus paludivagus Fernald -- not accepted -- Cape Cod blackberry
	Rubus par L.H. Bailey -- not accepted
	Rubus parcifrondifer L.H. Bailey -- not accepted -- Silver Creek blackberry
	Rubus parlinii L.H. Bailey -- not accepted -- Parlin's dewberry
	Rubus particeps L.H. Bailey -- not accepted -- Kingston dewberry
	Rubus particularis L.H. Bailey -- not accepted -- West Virginia dewberry
	Rubus parviflorus Nutt. -- accepted -- western thimbleberry, thimbleberry
	Rubus parviflorus ssp. velutinus (Hook. & Arn.) Roy L. Taylor & MacBryde -- not accepted
	Rubus parviflorus var. bifarius Fernald -- not accepted
	Rubus parviflorus var. grandiflorus Farw. -- not accepted
	Rubus parviflorus var. heteradenius Fernald -- not accepted
	Rubus parviflorus var. hypomalacus Fernald -- not accepted
	Rubus parviflorus var. parviflorus Nutt. -- not accepted -- thimbleberry, western thimbleberry
	Rubus parviflorus var. parvifolius (A. Gray) Fernald -- not accepted
	Rubus parviflorus var. velutinus (Hook. & Arn.) Greene -- not accepted -- thimbleberry
	Rubus parvifolius L. -- accepted -- threeleaf blackberry
	Rubus pascuus L.H. Bailey -- not accepted -- Chesapeake blackberry
	Rubus pauciflorus Baker -- not accepted
	Rubus paulus L.H. Bailey -- not accepted
	Rubus pauper L.H. Bailey -- not accepted
	Rubus pauperrimus L.H. Bailey -- not accepted
	Rubus pauxillus L.H. Bailey -- not accepted
	Rubus peculiaris Blanch. -- not accepted
	Rubus pedatus Sm. -- accepted -- strawberryleaf raspberry
	Rubus penetrans L.H. Bailey -- not accepted
	Rubus pennus L.H. Bailey -- not accepted
	Rubus pensilvanicus Poir. -- accepted -- Pennsylvania blackberry
	Rubus pensilvanicus var. frondosus (Bigelow) B. Boivin -- not accepted
	Rubus pensylvanicus Poir -- not accepted
	Rubus peracer L.H. Bailey -- not accepted
	Rubus peramoenus (Greene) Rydb. -- not accepted
	Rubus perdebilis L.H. Bailey -- not accepted
	Rubus perfoliosus L.H. Bailey -- not accepted
	Rubus pergratus Blanch. -- not accepted -- upland blackberry
	Rubus pergratus var. pergratus Blanch. -- not accepted -- upland blackberry
	Rubus pergratus var. terrae-novae L.H. Bailey -- not accepted
	Rubus perinvisus L.H. Bailey -- not accepted
	Rubus permixtus Blanch. -- not accepted -- thicket dewberry
	Rubus pernagaeus Fernald -- not accepted -- Smithfield blackberry
	Rubus perpauper L.H. Bailey -- not accepted
	Rubus persistens Rydb. -- not accepted -- persistent blackberry
	Rubus perspicuus L.H. Bailey -- not accepted -- Great Lakes dewberry
	Rubus pervarius (L.H. Bailey) L.H. Bailey -- accepted -- Westminster dewberry
	Rubus philadelphicus Blanch. -- not accepted -- Philadelphia blackberry
	Rubus phoenicolasius Maxim. -- accepted -- Japanese wineberry, wineberry, wine raspberry
	Rubus pityophilus S.J. Sm. -- not accepted
	Rubus plexus Fernald -- not accepted -- tangled dewberry
	Rubus plicatifolius Blanch. -- not accepted -- plaitleaf dewberry
	Rubus pluralis L.H. Bailey -- not accepted
	Rubus plus L.H. Bailey -- not accepted -- hairyleaf dewberry
	Rubus pohlii L.H. Bailey -- not accepted
	Rubus polulus L.H. Bailey -- not accepted
	Rubus polybotrys L.H. Bailey -- not accepted
	Rubus porteri L.H. Bailey -- not accepted -- Pocono Plateau dewberry
	Rubus positivus L.H. Bailey -- accepted -- New London dewberry
	Rubus potis L.H. Bailey -- not accepted
	Rubus praepes L.H. Bailey -- not accepted
	Rubus pratensis L.H. Bailey -- not accepted
	Rubus prestonensis H.A. Davis & T. Davis -- not accepted -- Terra Alta blackberry
	Rubus prior L.H. Bailey -- not accepted
	Rubus probabilis L.H. Bailey -- not accepted -- tree blackberry
	Rubus probativus L.H. Bailey -- not accepted -- Birmingham blackberry
	Rubus problematicus L.H. Bailey -- not accepted
	Rubus probus L.H. Bailey -- accepted -- Queensland raspberry
	Rubus procerus auct. non P.J. M�ll. ex Genev. -- not accepted
	Rubus procumbens Muhl. -- not accepted
	Rubus profusiflorus L.H. Bailey -- not accepted
	Rubus pronus L.H. Bailey -- not accepted
	Rubus proprius L.H. Bailey -- not accepted
	Rubus prosper L.H. Bailey -- accepted -- Rhode Island dewberry
	Rubus provincialis L.H. Bailey -- not accepted -- groundberry
	Rubus pubescens Raf. -- accepted -- dwarf red raspberry, dwarf red blackberry
	Rubus pubescens var. alaskensis (L.H. Bailey) B. Boivin -- not accepted
	Rubus pubescens var. paracaulis (L.H. Bailey) B. Boivin -- not accepted
	Rubus pubescens var. pilosifolius A.F. Hill -- not accepted -- dwarf red blackberry
	Rubus pubescens var. pubescens Raf. -- not accepted -- dwarf red blackberry, dwarf red raspberry
	Rubus pubescens var. scius L.H. Bailey -- not accepted -- dwarf red blackberry
	Rubus pubifolius L.H. Bailey -- not accepted -- Eagle Rock blackberry
	Rubus pudens L.H. Bailey -- not accepted
	Rubus pugnax L.H. Bailey -- not accepted -- pugnacious blackberry
	Rubus pulchriflorus L.H. Bailey -- not accepted
	Rubus putus L.H. Bailey -- not accepted
	Rubus quaesitus L.H. Bailey -- accepted -- Prince Edward Island blackberry
	Rubus quebecensis L.H. Bailey -- not accepted
	Rubus quinquelobus Stokes -- not accepted
	Rubus racemiger L.H. Bailey -- not accepted -- racemed dewberry
	Rubus ramifer L.H. Bailey -- not accepted
	Rubus randii (L.H. Bailey) Rydb. -- not accepted
	Rubus randolphiorum L.H. Bailey -- not accepted -- Plymouth blackberry
	Rubus rappii L.H. Bailey -- not accepted
	Rubus ravus L.H. Bailey -- not accepted -- leafy blackberry
	Rubus recurvans Blanch. -- accepted -- recurved blackberry
	Rubus recurvans var. subrecurvans Blanch. -- not accepted
	Rubus recurvicaulis Blanch. -- not accepted -- arching dewberry
	Rubus recurvicaulis var. armatus Fernald -- not accepted
	Rubus recurvicaulis var. inarmatus Blanch. -- not accepted
	Rubus redundans L.H. Bailey -- not accepted
	Rubus regionalis (L.H. Bailey) L.H. Bailey -- not accepted -- Wisconsin dewberry
	Rubus repens (L.) Kuntze -- accepted
	Rubus reravus L.H. Bailey -- not accepted
	Rubus rhodinsulanus L.H. Bailey -- not accepted
	Rubus rhodophyllus Rydb. -- not accepted
	Rubus ribes L.H. Bailey -- not accepted
	Rubus ricei L.H. Bailey -- not accepted
	Rubus riograndis L.H. Bailey -- not accepted -- Rio Grande dewberry
	Rubus rixosus L.H. Bailey -- not accepted -- harsh dewberry
	Rubus roezlii Regel -- not accepted
	Rubus roribaccus (L.H. Bailey) Rydb. -- not accepted -- Lucretia dewberry
	Rubus rosa L.H. Bailey -- not accepted -- rose blackberry
	Rubus rosaefolius Sm. -- not accepted
	Rubus rosagnetis L.H. Bailey -- not accepted
	Rubus rosarius L.H. Bailey -- not accepted -- James River blackberry
	Rubus rosendahlii L.H. Bailey -- not accepted
	Rubus rosifolius Sm. -- accepted -- ola'a, roseleaf raspberry, thimbleberry, West Indian raspberry
	Rubus rossbergianus Blanch. -- not accepted -- Connecticut blackberry
	Rubus rotundior (L.H. Bailey) L.H. Bailey -- not accepted
	Rubus rowleei L.H. Bailey -- not accepted
	Rubus rubrisetus Rydb. -- not accepted
	Rubus rudis Weihe -- accepted
	Rubus russeus L.H. Bailey -- not accepted -- Halifax blackberry
	Rubus rydbergianus L.H. Bailey -- not accepted -- Rydberg's blackberry
	Rubus saepescandens L.H. Bailey -- not accepted
	Rubus sailori L.H. Bailey -- not accepted
	Rubus saltuensis L.H. Bailey -- not accepted -- Tolland County blackberry
	Rubus sanfordii L.H. Bailey -- not accepted
	Rubus satis L.H. Bailey -- not accepted
	Rubus sativus Brainerd -- not accepted
	Rubus saxatilis L. -- accepted -- Greenland thornless blackberry
	Rubus saxatilis var. americanus Pers. -- not accepted
	Rubus saxatilis var. canadensis Michx. -- not accepted
	Rubus scambens L.H. Bailey -- not accepted -- springtime dewberry
	Rubus sceleratus Brainerd ex Fernald -- not accepted -- Androscoggin River blackberry
	Rubus schneckii L.H. Bailey -- not accepted
	Rubus schneideri L.H. Bailey -- not accepted
	Rubus schoolcraftianus L.H. Bailey -- not accepted -- Schoolcraft's dewberry
	Rubus scibilis L.H. Bailey -- not accepted
	Rubus segnis L.H. Bailey -- not accepted -- Nova Scotia dewberry
	Rubus sejunctus L.H. Bailey -- not accepted
	Rubus semierectus Blanch. -- not accepted
	Rubus semisetosus Blanch. -- not accepted -- swamp blackberry
	Rubus semisetosus var. wheeleri L.H. Bailey -- not accepted
	Rubus sempervirens Bigelow -- not accepted
	Rubus senilis L.H. Bailey -- not accepted
	Rubus separ L.H. Bailey -- not accepted
	Rubus serenus L.H. Bailey -- not accepted
	Rubus serissimus L.H. Bailey -- not accepted
	Rubus sertatus L.H. Bailey -- not accepted
	Rubus setosissimus Focke -- not accepted
	Rubus setospinosus L.H. Bailey -- not accepted
	Rubus setosus Bigelow -- accepted -- setose blackberry
	Rubus severus Brainerd ex Fernald -- not accepted -- harsh dewberry
	Rubus sewardianus Fernald -- not accepted -- Seward's blackberry
	Rubus sharpii L.H. Bailey -- not accepted
	Rubus sieboldii Blume -- accepted -- Molucca raspberry, palmleaf dewberry
	Rubus signatus L.H. Bailey -- not accepted -- sphagnum dewberry
	Rubus significans L.H. Bailey -- not accepted
	Rubus singulus L.H. Bailey -- not accepted
	Rubus sirbenus L.H. Bailey -- not accepted
	Rubus sons L.H. Bailey -- not accepted -- New Orleans dewberry
	Rubus spectabilis Pursh -- accepted -- salmonberry
	Rubus spectabilis var. franciscanus (Rydb.) J.T. Howell -- not accepted -- salmonberry
	Rubus spectabilis var. menziesii (Hook.) S. Watson -- not accepted
	Rubus spectabilis var. spectabilis Pursh -- not accepted -- salmonberry
	Rubus spectatus L.H. Bailey -- not accepted -- sphagnum blackberry
	Rubus spiculosus Fernald -- not accepted -- domeshape dewberry
	Rubus steelei L.H. Bailey -- not accepted -- Steele's dewberry
	Rubus stellatus Sm. -- not accepted
	Rubus stenopetalus Cham. -- not accepted
	Rubus stipulatus L.H. Bailey -- not accepted -- Big Horseshoe Lake dewberry
	Rubus strigosus Michx. -- not accepted
	Rubus strigosus var. acalyphaceus (Greene) L.H. Bailey -- not accepted
	Rubus strigosus var. albus Fuller ex L.H. Bailey -- not accepted
	Rubus strigosus var. arizonicus (Greene) Kearney & Peebles -- not accepted
	Rubus strigosus var. canadensis (Richardson) House -- not accepted
	Rubus strigosus var. caudatus B.L. Rob. & H. Schrenk -- not accepted
	Rubus strigosus var. tonsus (Fernald) L.H. Bailey -- not accepted
	Rubus subarcticus (Greene) Rydb. -- not accepted
	Rubus subinnoxius Fernald -- not accepted
	Rubus subsolanus L.H. Bailey -- not accepted
	Rubus subtentus L.H. Bailey -- not accepted
	Rubus subtractus L.H. Bailey -- not accepted
	Rubus subuniflorus Rydb. -- not accepted
	Rubus summotus L.H. Bailey -- not accepted
	Rubus superioris L.H. Bailey -- not accepted
	Rubus suppar L.H. Bailey -- accepted -- New Glasgow dewberry
	Rubus suus L.H. Bailey -- not accepted -- branched blackberry
	Rubus tallahasseanus L.H. Bailey -- not accepted
	Rubus tantulus L.H. Bailey -- not accepted
	Rubus tardatus Blanch. -- not accepted -- wet thicket dewberry
	Rubus tectus L.H. Bailey -- not accepted
	Rubus temerarius L.H. Bailey -- not accepted
	Rubus tennesseeanus L.H. Bailey -- not accepted
	Rubus tenuicaulis L.H. Bailey -- not accepted
	Rubus terraltanus L.H. Bailey -- not accepted
	Rubus tetricus L.H. Bailey -- not accepted
	Rubus texanus L.H. Bailey -- not accepted
	Rubus tholiformis Fernald -- not accepted -- domeshape dewberry
	Rubus thyrsoides Wimm. -- accepted -- Great Britain blackberry
	Rubus titanus L.H. Bailey -- not accepted
	Rubus tomentosus Borkh. -- not accepted -- blackcherry, woolly blackberry
	Rubus tomentosus var. canescens Wirtg. -- not accepted -- woolly blackberry
	Rubus tomentosus var. tomentosus Borkh. -- not accepted -- woolly blackberry
	Rubus tracyi L.H. Bailey -- not accepted
	Rubus transmontanus Focke -- not accepted
	Rubus triflorus Richardson -- not accepted
	Rubus trifrons Blanch. -- not accepted -- threeleaflet dewberry
	Rubus trifrons var. pudens (L.H. Bailey) Fernald -- not accepted
	Rubus trinitatis (A. Berger) L.H. Bailey -- not accepted
	Rubus triphyllus Thunb. -- not accepted -- threeleaf blackberry
	Rubus trivialis Michx. -- accepted -- southern dewberry
	Rubus trivialis var. duplaris (Shinners) Mahler -- not accepted
	Rubus trivialis var. serosus L.H. Bailey -- not accepted
	Rubus trux Ashe -- not accepted -- Lookout Mountain blackberry
	Rubus tumularis L.H. Bailey -- not accepted
	Rubus tygartensis H.A. Davis & T. Davis -- not accepted -- Taylor County blackberry
	Rubus uber L.H. Bailey -- not accepted
	Rubus ucetanus L.H. Bailey -- not accepted -- Hillsborough blackberry
	Rubus udus L.H. Bailey -- not accepted
	Rubus uliginosus Fernald -- not accepted
	Rubus ulmifolis Schott -- not accepted
	Rubus ulmifolius Schott -- accepted -- elmleaf blackberry
	Rubus ulmifolius var. anoplothyrsus Sudre -- not accepted
	Rubus ulmifolius var. inermis (Willd.) Focke -- not accepted -- elmleaf blackberry
	Rubus ulmifolius var. ulmifolius Schott -- not accepted -- elmleaf blackberry
	Rubus ulterior L.H. Bailey -- not accepted
	Rubus unanimus L.H. Bailey -- not accepted
	Rubus uncus L.H. Bailey -- not accepted
	Rubus uniflorifer L.H. Bailey -- not accepted
	Rubus uniformis L.H. Bailey -- not accepted -- thornless dewberry
	Rubus uniquus L.H. Bailey -- not accepted
	Rubus univocus L.H. Bailey -- not accepted

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