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Source: Boraginaceae and Hydroleaceae of North America Update, database (version 2011)

ITIS records citing this source
 
 Kingdom Plantae
  Alkanna Tausch -- accepted
  Alkanna tinctoria (L.) Tausch -- accepted
  Allocarya acanthocarpa Piper -- not accepted
  Allocarya austiniae Greene -- not accepted
  Allocarya bracteata Howell -- not accepted
  Allocarya californica (Fisch. & C.A. Mey.) Greene -- not accepted
  Allocarya californica var. minuta (Piper) Jeps. & Hoover -- not accepted
  Allocarya chorisiana (Cham.) Greene -- not accepted
  Allocarya chorisiana var. hickmanii (Greene) Jeps. -- not accepted
  Allocarya cognata Greene -- not accepted
  Allocarya cooperi Greene -- not accepted
  Allocarya cusickii Greene -- not accepted
  Allocarya diffusa Greene -- not accepted
  Allocarya figurata Piper -- not accepted
  Allocarya glaber (A. Gray) J.F. Macbr. -- not accepted
  Allocarya glyptocarpa Piper -- not accepted
  Allocarya glyptocarpa ssp. modesta (I.M. Johnst.) Abrams -- not accepted
  Allocarya granulata Piper -- not accepted
  Allocarya greenei (A. Gray) Greene -- not accepted
  Allocarya hirta Greene -- not accepted
  Allocarya hirta ssp. corallicarpa (Piper) Abrams -- not accepted
  Allocarya hispidula Greene -- not accepted
  Allocarya humistrata Greene -- not accepted
  Allocarya hystricula Piper -- not accepted
  Allocarya lamprocarpa Piper -- not accepted
  Allocarya leptoclada Greene -- not accepted
  Allocarya lithocarya Greene ex A. Gray -- not accepted
  Allocarya mollis (A. Gray) Greene -- not accepted
  Allocarya mollis var. vestita (Greene) Jeps. -- not accepted
  Allocarya salsa Brandegee -- not accepted
  Allocarya scopulorum Greene -- not accepted
  Allocarya scouleri (Hook. & Arn.) Greene -- not accepted
  Allocarya scripta Greene -- not accepted
  Allocarya stipitata Greene -- not accepted
  Allocarya stipitata ssp. micrantha Piper -- not accepted
  Allocarya stricta Greene -- not accepted
  Allocarya tener Greene -- not accepted
  Allocarya trachycarpa (A. Gray) Greene -- not accepted
  Allocarya undulata Piper -- not accepted
  Ammobroma Torr. ex A. Gray -- not accepted
  Ammobroma sonorae Torr. ex A. Gray -- not accepted
  Amsinckia Lehm. -- accepted -- fiddleneck
  Amsinckia arizonica Suksd. -- not accepted
  Amsinckia barbata Greene -- not accepted
  Amsinckia carinata A. Nelson & J.F. Macbr. -- accepted -- Malheur Valley fiddleneck
  Amsinckia demissa Suksd. -- not accepted
  Amsinckia densirugosa Suksd. -- not accepted
  Amsinckia douglasiana A. DC. -- accepted -- Douglas' fiddleneck
  Amsinckia eastwoodiae J.F. Macbr. -- accepted -- Eastwood's fiddleneck
  Amsinckia echinata A. Gray -- not accepted
  Amsinckia furcata Suksd. -- not accepted
  Amsinckia gloriosa Eastw. ex Suksd. -- not accepted
  Amsinckia grandiflora (Kleeb. ex A. Gray) Kleeb. ex Greene -- accepted -- large-flowered fiddleneck, largeflowered fiddleneck
  Amsinckia hendersonii Suksd. -- not accepted
  Amsinckia hispida auct. non (Ruiz & Pav.) I.M. Johnst. -- not accepted
  Amsinckia idahoensis M.E. Jones -- not accepted
  Amsinckia intactilis J.F. Macbr. -- not accepted
  Amsinckia intermedia Fisch. & C.A. Mey. -- accepted -- coast fiddleneck, common fiddleneck, fiddleneck
  Amsinckia intermedia var. eastwoodiae (J.F. Macbr.) Jeps. & Hoover -- not accepted
  Amsinckia intermedia var. echinata (A. Gray) Wiggins -- not accepted
  Amsinckia lunaris J.F. Macbr. -- accepted -- bentflower fiddleneck
  Amsinckia lycopsoides Lehm. -- accepted -- bugloss fiddleneck, tarweed fiddleneck
  Amsinckia menziesii (Lehm.) A. Nelson & J.F. Macbr. -- accepted -- Menzies' fiddleneck, small-flower fiddleneck, smallflower fiddleneck
  Amsinckia menziesii var. intermedia (Fisch. & C.A. Mey.) Ganders -- not accepted -- coast buckthorn, coast fiddleneck, common fiddleneck, intermediate fiddleneck
  Amsinckia menziesii var. menziesii (Lehm.) A. Nelson & J.F. Macbr. -- not accepted -- Menzies' fiddleneck, rigid fiddleneck
  Amsinckia micrantha Suksd. -- not accepted
  Amsinckia microphylla Suksd. -- not accepted
  Amsinckia nana Suksd. -- not accepted
  Amsinckia parviflora A. Heller -- not accepted
  Amsinckia retrorsa Suksd. -- not accepted
  Amsinckia rigida Suksd. -- not accepted
  Amsinckia rugosa Rydb. -- not accepted
  Amsinckia scouleri I.M. Johnst. -- not accepted
  Amsinckia spectabilis Fisch. & C.A. Mey. -- accepted -- woolly breeches
  Amsinckia spectabilis var. bracteosa (A. Gray) B. Boivin -- not accepted
  Amsinckia spectabilis var. microcarpa (Greene) Jeps. & Hoover -- not accepted
  Amsinckia spectabilis var. nicolai (Jeps.) I.M. Johnst. ex Munz -- not accepted
  Amsinckia spectabilis var. spectabilis Fisch. & C.A. Mey. -- not accepted -- fiddleneck
  Amsinckia tessellata A. Gray -- accepted -- bristly fiddleneck, western fiddleneck
  Amsinckia tessellata var. gloriosa (Eastw. ex Suksd.) Hoover -- accepted -- bristly fiddleneck
  Amsinckia tessellata var. tessellata A. Gray -- accepted -- bristly fiddleneck
  Amsinckia vernicosa Hook. & Arn. -- accepted -- green fiddleneck
  Amsinckia vernicosa var. furcata (Suksd.) Hoover -- accepted -- forked fiddleneck, forked green fiddleneck
  Amsinckia vernicosa var. vernicosa Hook. & Arn. -- accepted -- green fiddleneck
  Amsinckia washingtonensis Suksd. -- not accepted
  Anchusa L. -- accepted -- bugloss
  Anchusa arvensis (L.) M. Bieb. -- accepted -- annual bugloss, bugloss, small bugloss
  Anchusa azurea Mill. -- accepted -- Italian bugloss
  Anchusa barrelieri (All.) Vitman -- not accepted -- Barrelier's bugloss
  Anchusa capensis Thunb. -- accepted -- Cape bugloss
  Anchusa cruciata Cham. -- not accepted
  Anchusa italica Retz. -- not accepted
  Anchusa officinalis L. -- accepted -- alkanet, bugloss, common bugloss
  Anchusa procera Besser ex Link -- not accepted
  Anchusa sempervirens L. -- not accepted
  Antiphytum DC. ex Meisn. -- accepted -- saucerflower
  Antiphytum cruciatum (Cham.) DC. -- accepted
  Antiphytum floribundum (Torr.) A. Gray -- accepted -- Texas saucerflower
  Antiphytum heliotropioides A. DC. -- accepted -- Mexican saucerflower
  Argusia Boehmer -- not accepted -- sea rosemary
  Argusia gnaphalodes (L.) Heine -- not accepted -- sea rosemary
  Argusia sibirica (L.) Dandy -- not accepted -- Siberian sea rosemary
  Asperugo L. -- accepted -- German-madwort, madwort
  Asperugo procumbens L. -- accepted -- German mugwort, German-madwort, madwort
  Batschia J.F. Gmel. -- not accepted
  Batschia canescens Michx. -- not accepted
  Batschia caroliniensis Walter ex J.F. Gmel. -- not accepted
  Batschia linearifolia (Goldie) Small -- not accepted
  Benthamia lycopsoides (Lehm.) Lindl. ex Druce -- not accepted
  Boraginaceae -- accepted -- borage, bourraches
  Borago L. -- accepted -- borage
  Borago officinalis L. -- accepted -- common borage
  Bothriospermum Bunge -- accepted
  Bothriospermum tenellum (Hornem.) Fisch. & C.A. Mey. -- accepted -- leaf between flower
  Bourreria P. Browne -- accepted -- strongback, strongbark
  Bourreria cassinifolia (A. Rich.) Griseb. -- accepted -- smooth strongbark
  Bourreria domingensis auct. non (DC.) Griseb. -- not accepted
  Bourreria ovata Miers -- not accepted -- Bahama strongback
  Bourreria radula (Poir.) G. Don -- not accepted -- rough strongbark
  Bourreria revoluta Kunth -- not accepted
  Bourreria succulenta Jacq. -- accepted -- bodywood, pigeon berry
  Bourreria succulenta var. canescens O.E. Schulz -- not accepted
  Bourreria succulenta var. revoluta (Kunth) O.E. Schulz -- not accepted
  Bourreria virgata (Sw.) G. Don -- accepted -- roble de guayo
  Brunnera Steven -- accepted
  Brunnera macrophylla (J.F. Adams) I.M. Johnst. -- accepted -- largeleaf brunnera
  Buglossoides Moench -- accepted
  Buglossoides arvensis (L.) I.M. Johnst. -- accepted -- corn gromwell, corn-gromwell, field gromwell
  Buglossum barrelieri All. -- not accepted
  Calyptracordia alba auct. non (Jacq.) Britton -- not accepted
  Carmona Cav. -- accepted -- scorpionbush
  Carmona retusa (Vahl) Masam. -- accepted -- scorpionbush
  Caryolophora sempervirens (L.) Fisch. & Trautv. -- not accepted
  Cerdana alliodora Ruiz & Pav. -- not accepted
  Cerinthe L. -- accepted -- honeywort
  Cerinthe major L. -- accepted -- honeywort
  Cochranea anchusifolia (Poir.) Gürke -- not accepted
  Coldenia L. -- accepted
  Coldenia canescens DC. -- not accepted
  Coldenia canescens var. pulchella I.M. Johnst. -- not accepted
  Coldenia canescens var. subnuda I.M. Johnst. -- not accepted
  Coldenia gossypina (Wooton & Standl.) I.M. Johnst. -- not accepted
  Coldenia greggii (Torr. & A. Gray) A. Gray -- not accepted
  Coldenia hispidissima (Torr. & A. Gray) A. Gray -- not accepted
  Coldenia hispidissima var. latior I.M. Johnst. -- not accepted
  Coldenia mexicana S. Watson -- not accepted
  Coldenia mexicana var. tomentosa (S. Watson) I.M. Johnst. -- not accepted
  Coldenia nuttallii Hook. -- not accepted
  Coldenia palmeri A. Gray -- not accepted
  Coldenia plicata (Torr.) Coville -- not accepted
  Cordia L. -- accepted
  Cordia alba auct. non (Jacq.) Roem. & Schult. -- not accepted
  Cordia alliodora (Ruiz & Pav.) Oken -- accepted -- cypre, Spanish elm
  Cordia angustifolia (West ex Willd.) Roem. & Schult. -- not accepted -- basora
  Cordia bahamensis Urb. -- not accepted -- Bahama manjack
  Cordia bellonis Urb. -- not accepted -- serpentine manjack
  Cordia boissieri A. DC. -- accepted -- anacahuita, anacahuite
  Cordia borinquensis Urb. -- accepted -- muneco
  Cordia bullata ssp. humilis (Jacq.) Gaviria -- not accepted
  Cordia collococca L. -- accepted -- clammy cherry, red manjack
  Cordia dentata Poir. -- accepted
  Cordia dichotoma G. Forst. -- accepted -- fragrant manjack
  Cordia gerascanthus L. -- accepted -- yauco
  Cordia glabra auct. non L. -- not accepted
  Cordia globosa (Jacq.) Kunth -- not accepted -- curaciao bush
  Cordia globosa var. globosa (Jacq.) Kunth -- not accepted -- curaciao bush
  Cordia globosa var. humilis (Jacq.) I.M. Johnst. -- not accepted -- curaciao bush
  Cordia humilis Jacq. -- not accepted
  Cordia laevigata Lam. -- accepted -- smooth manjack
  Cordia lima (Desv.) Roem. & Schult. -- not accepted -- lija
  Cordia myxa L. -- accepted -- Assyrian plum
  Cordia nitida Vahl ex West -- not accepted
  Cordia obliqua Willd. -- accepted -- clammy cherry
  Cordia panamensis L. Riley -- accepted -- hairy lay-lay
  Cordia parvifolia A. DC. -- accepted -- small-leaf geigertree, smallleaf cordia
  Cordia podocephala Torr. -- accepted -- Texas manjack
  Cordia polycephala (Lam.) I.M. Johnst. -- not accepted -- black-sage
  Cordia rickseckeri Millsp. -- accepted -- San Bartolome
  Cordia rupicola Urb. -- not accepted -- Puerto Rico manjack
  Cordia schomburgkii DC. -- accepted
  Cordia sebestena L. -- accepted -- largeleaf geigertree
  Cordia sinensis Lam. -- accepted
  Cordia stenophylla Alain -- not accepted
  Cordia subcordata Lam. -- accepted -- kou
  Cordia sulcata DC. -- accepted -- mucilage manjack
  Cordia tobagensis Urb. -- not accepted
  Cordia tobagensis var. broadwayi Urb. -- not accepted
  Cordia wagneriorum R.A. Howard -- not accepted -- Luquillo Mountain manjack
  Cryptantha Lehm. ex G. Don -- accepted
  Cryptantha abata I.M. Johnst. -- accepted -- abata cryptantha, dent-nut catseye, dentnut cryptantha
  Cryptantha affinis (A. Gray) Greene -- accepted -- common cryptantha, quill cryptantha
  Cryptantha albida (Kunth) I.M. Johnst. -- accepted -- New Mexico catseye, New Mexico cryptantha
  Cryptantha alpicola Cronquist -- not accepted
  Cryptantha ambigua (A. Gray) Greene -- accepted -- basin cryptantha, Wickes cryptantha, Wilkes cryptantha
  Cryptantha angustifolia (Torr.) Greene -- accepted -- bristlelobe cryptantha, narrowleaf pick-me-not, Panamint catseye, Panamint cryptantha
  Cryptantha aperta (Eastw.) Payson -- accepted -- Grand Junction catseye, Grand Junction cryptantha
  Cryptantha atwoodii Higgins -- accepted -- Atwood's catseye, Atwood's cryptantha
  Cryptantha bakeri (Greene) Payson -- accepted -- Baker's catseye, Baker's cryptantha
  Cryptantha barbigera (A. Gray) Greene -- accepted -- bearded catseye, bearded cryptantha
  Cryptantha barbigera var. fergusoniae J.F. Macbr. -- not accepted
  Cryptantha barnebyi I.M. Johnst. -- accepted -- Barneby catseye, oilshale cryptantha
  Cryptantha bradburiana Payson -- not accepted
  Cryptantha breviflora (Osterh.) Payson -- accepted -- Uinta basin cryptantha
  Cryptantha caespitosa (A. Nelson) Payson -- accepted -- tufted cryptantha
  Cryptantha calycosa (A. Gray) Rydb. -- not accepted
  Cryptantha cana (A. Nelson) Payson -- accepted -- mountain cryptantha
  Cryptantha capitata (Eastw.) I.M. Johnst. -- accepted -- capitate catseye, capitate cryptantha
  Cryptantha celosioides (Eastw.) Payson -- accepted -- buttecandle, minerscandle
  Cryptantha cinerea (Greene) Cronquist -- accepted -- bownut cryptantha, James' catseye, James' cryptantha
  Cryptantha cinerea var. abortiva (Greene) Cronquist -- accepted -- James' catseye, James' cryptantha
  Cryptantha cinerea var. arenicola Higgins & S.L. Welsh -- accepted -- James' catseye, James' cryptantha
  Cryptantha cinerea var. cinerea (Greene) Cronquist -- accepted -- James' catseye, James' cryptantha
  Cryptantha cinerea var. jamesii (Torr.) Cronquist -- accepted -- James' catseye, James' cryptantha
  Cryptantha cinerea var. laxa (J.F. Macbr.) Higgins -- accepted -- James' catseye, James' cryptantha
  Cryptantha cinerea var. pustulosa (Rydb.) Higgins -- accepted -- James' catseye, James' cryptantha
  Cryptantha circumscissa (Hook. & Arn.) I.M. Johnst. -- accepted -- cushion catseye, cushion cryptantha, matted cryptantha
  Cryptantha circumscissa ssp. rosulata (J.T. Howell) Mathew & P.H. Raven -- not accepted
  Cryptantha circumscissa var. circumscissa (Hook. & Arn.) I.M. Johnst. -- accepted -- cushion catseye, cushion cryptantha
  Cryptantha circumscissa var. genuina I.M. Johnst. -- not accepted
  Cryptantha circumscissa var. hispida (J.F. Macbr.) I.M. Johnst. -- accepted -- cushion catseye, cushion cryptantha
  Cryptantha circumscissa var. rosulata J.T. Howell -- accepted -- cushion cryptantha
  Cryptantha clevelandii Greene -- accepted -- Cleveland's cryptantha
  Cryptantha clevelandii var. clevelandii Greene -- accepted -- Cleveland's cryptantha
  Cryptantha clevelandii var. dissita (I.M. Johnst.) Jeps. & Hoover -- accepted -- Cleveland's cryptantha
  Cryptantha clevelandii var. florosa I.M. Johnst. -- accepted -- Cleveland's cryptantha
  Cryptantha clokeyi I.M. Johnst. -- accepted -- Clokey's cryptantha
  Cryptantha compacta Higgins -- accepted -- compact cryptantha
  Cryptantha confertiflora (Greene) Payson -- accepted -- basin yellow catseye, basin yellow cryptantha, roundleaf cryptantha
  Cryptantha corollata (I.M. Johnst.) I.M. Johnst. -- accepted -- coast range cryptantha
  Cryptantha corollata ssp. rattanii (Greene) Abrams -- not accepted
  Cryptantha coryi I.M. Johnst. -- not accepted
  Cryptantha costata Brandegee -- accepted -- ribbed catseye, ribbed cryptantha
  Cryptantha crassipes I.M. Johnst. -- accepted -- Terlingua Creek cat's-eye, Terlingua Creek catseye, Terlingua Creek cryptantha
  Cryptantha crassisepala (Torr. & A. Gray) Greene -- accepted -- deertongue, thick-sepal catseye, thicksepal cryptantha
  Cryptantha crassisepala var. crassisepala (Torr. & A. Gray) Greene -- accepted -- thicksepal catseye, thicksepal cryptantha
  Cryptantha crassisepala var. elachantha I.M. Johnst. -- accepted -- thick-sepal catseye, thicksepal catseye, thicksepal cryptantha
  Cryptantha creutzfeldtii S.L. Welsh -- accepted -- Creutzfeldt's cryptantha
  Cryptantha crinita Greene -- accepted -- Sacramento cryptantha, silky cryptantha
  Cryptantha crymophila I.M. Johnst. -- accepted -- subalpine cryptantha
  Cryptantha decipiens (M.E. Jones) A. Heller -- accepted -- gravel cryptantha, gravel-bar catseye, gravelbar cryptantha
  Cryptantha dumetorum (Greene ex A. Gray) Greene -- accepted -- bush-loving catseye, bushloving cryptantha
  Cryptantha eastwoodiae H. St. John -- not accepted
  Cryptantha echinella Greene -- accepted -- hedgehog cryptantha, prickly cryptantha
  Cryptantha echinoides (M.E. Jones) Payson -- not accepted
  Cryptantha elata (Eastw.) Payson -- accepted -- Cliffdweller's candlestick catseye, cliffdweller's cryptantha
  Cryptantha excavata Brandegee -- accepted -- deepscar cryptantha
  Cryptantha fendleri (A. Gray) Greene -- accepted -- Fendler's cryptantha, sanddune catseye, sanddune cryptantha
  Cryptantha flaccida (Douglas ex Lehm.) Greene -- accepted -- weakstem cryptantha
  Cryptantha flava (A. Nelson) Payson -- accepted -- Brenda's yellow catseye, Brenda's yellow cryptantha, plateau yellow catseye
  Cryptantha flavoculata (A. Nelson) Payson -- accepted -- rough-seed catseye, roughseed catseye, roughseed cryptantha
  Cryptantha flexulosa (A. Nelson) A. Nelson -- not accepted
  Cryptantha fragilis M. Peck -- not accepted
  Cryptantha fulvocanescens (S. Watson) Payson -- accepted -- tawny catseye, tawny cryptantha
  Cryptantha fulvocanescens var. echinoides (M.E. Jones) Higgins -- not accepted
  Cryptantha fulvocanescens var. fulvocanescens (S. Watson) Payson -- accepted -- tawny cryptantha
  Cryptantha fulvocanescens var. nitida (Greene) R.C. Sivinski -- accepted -- tawny cryptantha
  Cryptantha ganderi I.M. Johnst. -- accepted -- Gander's cryptantha
  Cryptantha glomeriflora Greene -- accepted -- Truckee cryptantha
  Cryptantha gracilis Osterh. -- accepted -- narrowstem catseye, narrowstem cryptantha, narrowstem pick-me-not
  Cryptantha grahamii I.M. Johnst. -- accepted -- fragrant cryptantha, Graham catseye
  Cryptantha grandiflora Rydb. -- not accepted
  Cryptantha gypsophila Reveal & C.R. Broome -- accepted -- Gypsum Valley cryptantha
  Cryptantha hendersonii (A. Nelson) Piper ex J.C. Nelson -- not accepted
  Cryptantha hispidissima Greene -- not accepted
  Cryptantha hispidula Greene ex Brand -- accepted -- Napa cryptantha
  Cryptantha hoffmannii I.M. Johnst. -- accepted -- Hoffmann's cryptantha
  Cryptantha holoptera (A. Gray) J.F. Macbr. -- accepted -- winged catseye, winged cryptantha
  Cryptantha hooveri I.M. Johnst. -- accepted -- Hoover's cryptantha
  Cryptantha humilis (A. Gray) Payson -- accepted -- round-spike catseye, roundspike cryptantha
  Cryptantha humilis var. commixta (J.F. Macbr.) Higgins -- not accepted
  Cryptantha humilis var. nana (Eastw.) Higgins -- not accepted
  Cryptantha humilis var. ovina (Payson) Higgins -- not accepted
  Cryptantha humilis var. shantzii (Tidestr.) Higgins -- not accepted
  Cryptantha hypsophila I.M. Johnst. -- not accepted
  Cryptantha inaequata I.M. Johnst. -- not accepted
  Cryptantha incana Greene -- accepted -- Tulare cryptantha
  Cryptantha insolita (J.F. Macbr.) Payson -- accepted -- Las Vegas cryptantha
  Cryptantha intermedia (A. Gray) Greene -- accepted -- Clearwater catseye, Clearwater cryptantha, common cryptantha
  Cryptantha intermedia var. grandiflora (Rydb.) Cronquist -- not accepted
  Cryptantha intermedia var. intermedia (A. Gray) Greene -- not accepted -- Clearwater catseye
  Cryptantha interrupta (Greene) Payson -- accepted -- Elko cryptantha
  Cryptantha jamesii (Torr.) Payson -- not accepted
  Cryptantha jamesii var. abortiva (Greene) Payson -- not accepted
  Cryptantha jamesii var. cinerea (Greene) Payson -- not accepted
  Cryptantha jamesii var. disticha (Eastw.) Payson -- not accepted
  Cryptantha jamesii var. laxa (J.F. Macbr.) Payson -- not accepted
  Cryptantha jamesii var. multicaulis (Torr.) Payson -- not accepted
  Cryptantha jamesii var. pustulosa (Rydb.) H.D. Harr. -- not accepted
  Cryptantha jamesii var. setosa (M.E. Jones) I.M. Johnst. ex Tidestr. -- not accepted
  Cryptantha jamesii var. typica Payson -- not accepted
  Cryptantha johnstonii Higgins -- accepted -- Johnston catseye, Johnston's cryptantha
  Cryptantha jonesiana (Payson) Payson -- accepted -- Jones catseye, San Rafael cryptantha
  Cryptantha kelseyana Greene -- accepted -- Kelsey's cryptantha
  Cryptantha leiocarpa (Fisch. & C.A. Mey.) Greene -- accepted -- coastal cryptantha
  Cryptantha leucophaea (Douglas ex Lehm.) Payson -- accepted -- gray cryptantha
  Cryptantha longiflora (A. Nelson) Payson -- accepted -- longflower cryptantha
  Cryptantha macounii (Eastw.) Payson -- not accepted
  Cryptantha mariposae I.M. Johnst. -- accepted -- Mariposa cryptantha
  Cryptantha maritima (Greene) Greene -- accepted -- Guadalupe catseye, Guadalupe cryptantha
  Cryptantha maritima var. maritima (Greene) Greene -- accepted -- Guadalupe catseye, Guadalupe cryptantha
  Cryptantha maritima var. pilosa I.M. Johnst. -- accepted -- Guadalupe catseye, Guadalupe cryptantha
  Cryptantha mensana (M.E. Jones) Payson -- accepted -- southwestern cryptantha
  Cryptantha mexicana (Brandegee) I.M. Johnst. -- accepted -- Mexican catseye, Mexican cryptantha
  Cryptantha micrantha (Torr.) I.M. Johnst. -- accepted -- purpleroot pick-me-not, redroot catseye, redroot cryptantha
  Cryptantha micrantha ssp. lepida (A. Gray) Mathew & P.H. Raven -- not accepted
  Cryptantha micrantha var. lepida (A. Gray) I.M. Johnst. -- accepted -- redroot cryptantha
  Cryptantha micrantha var. micrantha (Torr.) I.M. Johnst. -- accepted -- redroot catseye, redroot cryptantha
  Cryptantha micromeres (A. Gray) Greene -- accepted -- pygmyflower cryptantha
  Cryptantha microstachys (Greene ex A. Gray) Greene -- accepted -- Tejon cryptantha
  Cryptantha milo-bakeri I.M. Johnst. -- accepted -- Milo Baker's cryptantha
  Cryptantha milobakeri I.M. Johnst. -- not accepted
  Cryptantha minima Rydb. -- accepted -- little catseye, little cryptantha, small cryptantha
  Cryptantha mirabunda Brand -- accepted -- wonderful catseye, wonderful cryptantha
  Cryptantha mohavensis (Greene) Greene -- accepted -- Mojave cryptantha
  Cryptantha muricata (Hook. & Arn.) A. Nelson & J.F. Macbr. -- accepted -- pointed catseye, pointed cryptantha, prickly cryptantha
  Cryptantha muricata var. clokeyi (I.M. Johnst.) Jeps. -- not accepted -- Clokey's catseye
  Cryptantha muricata var. denticulata (Greene) I.M. Johnst. -- not accepted -- pointed catseye, pointed cryptantha
  Cryptantha muricata var. jonesii (A. Gray) I.M. Johnst. -- not accepted -- Jones' catseye, Jones' cryptantha
  Cryptantha muricata var. muricata (Hook. & Arn.) A. Nelson & J.F. Macbr. -- not accepted -- pointed cryptantha
  Cryptantha nana (Eastw.) Payson -- not accepted
  Cryptantha nana var. commixta (J.F. Macbr.) Payson -- not accepted
  Cryptantha nana var. ovina Payson -- not accepted
  Cryptantha nana var. shantzii (Tidestr.) Payson -- not accepted
  Cryptantha nana var. typica Payson -- not accepted
  Cryptantha nemaclada Greene -- accepted -- Colusa cryptantha
  Cryptantha nevadensis A. Nelson & Kennedy -- accepted -- Nevada catseye, Nevada cryptantha
  Cryptantha nevadensis var. nevadensis A. Nelson & Kennedy -- accepted -- Nevada catseye, Nevada cryptantha
  Cryptantha nevadensis var. rigida I.M. Johnst. -- accepted -- Nevada catseye, Nevada cryptantha
  Cryptantha nubigena (Greene) Payson -- accepted -- Sierra cryptantha
  Cryptantha nubigena var. macounii (Eastw.) B. Boivin -- not accepted
  Cryptantha oblata (M.E. Jones) Payson -- accepted -- rough catseye, rough cryptantha
  Cryptantha ochroleuca Higgins -- accepted -- yellow-white catseye, yellowwhite cryptantha
  Cryptantha osterhoutii (Payson) Payson -- accepted -- Osterhout's catseye, Osterhout's cryptantha
  Cryptantha oxygona (A. Gray) Greene -- accepted -- sharpnut cryptantha, sharpseed cryptantha
  Cryptantha palmeri (A. Gray) Payson -- accepted -- Palmer's catseye, Palmer's cryptantha
  Cryptantha paradoxa (A. Nelson) Payson -- accepted -- handsome catseye, handsome cryptantha
  Cryptantha pattersonii (A. Gray) Greene -- not accepted
  Cryptantha paysonii (J.F. Macbr.) I.M. Johnst. -- accepted -- Payson's catseye, Payson's cryptantha
  Cryptantha propria (A. Nelson & J.F. Macbr.) Payson -- accepted -- Malheur cryptantha
  Cryptantha pterocarya (Torr.) Greene -- accepted -- winged pick-me-not, wingnut catseye, wingnut cryptantha
  Cryptantha pterocarya var. cycloptera (Greene) J.F. Macbr. -- accepted -- wingnut catseye, wingnut cryptantha
  Cryptantha pterocarya var. pterocarya (Torr.) Greene -- accepted -- wingnut catseye, wingnut cryptantha
  Cryptantha pterocarya var. purpusii Jeps. -- not accepted
  Cryptantha pterocarya var. stenoloba I.M. Johnst. -- accepted -- wingnut catseye, wingnut cryptantha
  Cryptantha pusilla (Torr. & A. Gray) Greene -- accepted -- low catseye, low cryptantha
  Cryptantha pustulosa (Rydb.) Payson -- not accepted
  Cryptantha racemosa (S. Watson) Greene -- accepted -- brushy cryptantha, bushy cryptantha, forget-me-not cryptantha
  Cryptantha rattanii Greene -- accepted -- Rattan's cryptantha
  Cryptantha recurvata Coville -- accepted -- curvednut cryptantha, curvenut catseye, curvenut cryptantha
  Cryptantha rollinsii I.M. Johnst. -- accepted -- Rollins' cryptantha
  Cryptantha roosiorum Munz -- accepted -- bristlecone catseye, bristlecone cryptantha
  Cryptantha rostellata (Greene) Greene -- not accepted
  Cryptantha rostellata var. rostellata (Greene) Greene -- not accepted -- beaked catseye
  Cryptantha rostellata var. spithamea (I.M. Johnst.) Jeps. -- not accepted
  Cryptantha rugulosa (Payson) Payson -- accepted -- wrinkled cryptantha
  Cryptantha salmonensis (A. Nelson & J.F. Macbr.) Payson -- accepted -- Salmon River cryptantha
  Cryptantha saxorum Jeps. -- not accepted
  Cryptantha schoolcraftii Tiehm -- not accepted -- Schoolcraft's cryptantha
  Cryptantha scoparia A. Nelson -- accepted -- desert cryptantha, Pinyon Desert cryptantha
  Cryptantha semiglabra Barneby -- accepted -- Pipe Springs cryptantha, smooth catseye, smooth cryptantha
  Cryptantha sericea (A. Gray) Payson -- accepted -- silky cryptantha
  Cryptantha sericea var. perennis (A. Nelson) Payson -- not accepted
  Cryptantha setosissima (A. Gray) Payson -- accepted -- bristly catseye, bristly cryptantha
  Cryptantha shackletteana Higgins -- accepted -- Shacklette's cryptantha
  Cryptantha shacklettiana Higgins -- not accepted -- Shacklette's cryptantha
  Cryptantha sheldonii (Brand) Payson -- not accepted
  Cryptantha similis Mathew & P.H. Raven -- accepted -- desert cryptantha
  Cryptantha simulans Greene -- accepted -- pine cryptantha, pinewoods cryptantha
  Cryptantha sobolifera Payson -- accepted -- Waterton Lakes cryptantha
  Cryptantha sparsiflora (Greene) Greene -- accepted -- slender cryptantha
  Cryptantha spiculifera (Piper) Payson -- accepted -- Snake River cryptantha
  Cryptantha stricta (Osterh.) Payson -- accepted -- Yampa River cryptantha
  Cryptantha subcapitata Dorn & Lichvar -- accepted -- Wallowa cryptantha
  Cryptantha subretusa I.M. Johnst. -- not accepted
  Cryptantha suffruticosa Piper -- not accepted
  Cryptantha tenuis (Eastw.) Payson -- accepted -- canyon catseye, canyon cryptantha
  Cryptantha texana (A. DC.) Greene -- accepted -- pick me nots
  Cryptantha thompsonii I.M. Johnst. -- accepted -- Thompson's cryptantha
  Cryptantha thyrsiflora (Greene) Payson -- accepted -- calcareous catseye, calcareous cryptantha
  Cryptantha torreyana (A. Gray) Greene -- accepted -- Torrey's cat's-eye, Torrey's cryptantha
  Cryptantha torreyana var. calycosa (A. Gray) Greene -- not accepted
  Cryptantha torreyana var. pumila (A. Heller) I.M. Johnst. -- not accepted
  Cryptantha torreyana var. torreyana (A. Gray) Greene -- not accepted -- Torrey's catseye
  Cryptantha traskiae I.M. Johnst. -- accepted -- Trask's cryptantha
  Cryptantha tumulosa (Payson) Payson -- accepted -- Mojave cryptantha, New York Mountain cryptantha
  Cryptantha utahensis (A. Gray) Greene -- accepted -- scented catseye, scented cryptantha, Utah cryptantha
  Cryptantha virgata (Porter) Payson -- accepted -- miner's candle
  Cryptantha virginensis (M.E. Jones) Payson -- accepted -- Virgin River catseye, Virgin River cryptantha, Virgin Valley cryptantha
  Cryptantha watsonii (A. Gray) Greene -- accepted -- Watson's cryptantha
  Cryptantha weberi I.M. Johnst. -- accepted -- Weber's catseye, Weber's cryptantha
  Cryptantha welshii Thorne & Higgins -- accepted -- Welsh's cryptantha, White River cryptantha
  Cryptantha wetherillii (Eastw.) Payson -- accepted -- Wetherill's cryptantha
  Cynoglossum L. -- accepted -- hound's tongue
  Cynoglossum amabile Stapf & J.R. Drumm. -- accepted -- Chinese hound's tongue
  Cynoglossum boreale Fernald -- not accepted
  Cynoglossum furcatum Wall. ex Roxb. -- not accepted -- Ceylon hound's tongue, Indian hound's tongue
  Cynoglossum glochidiatum Wall. ex Benth. -- not accepted -- prickly hound's tongue
  Cynoglossum grande Douglas ex Lehm. -- accepted -- Pacific hound's tongue
  Cynoglossum linifolium L. -- not accepted
  Cynoglossum microglochin Benth. -- accepted -- smallbristle hound's tongue
  Cynoglossum occidentale A. Gray -- accepted -- western hound's tongue
  Cynoglossum officinale L. -- accepted -- common houndstongue, gypsy-flower, gypsyflower, hound's tongue, houndstongue
  Cynoglossum penicillatum Hook. & Arn. -- not accepted
  Cynoglossum virginianum L. -- accepted -- blue houndstongue, wild comfrey
  Cynoglossum virginianum var. boreale (Fernald) Cooperr. -- accepted -- wild comfrey
  Cynoglossum virginianum var. virginianum L. -- accepted -- wild comfrey
  Cynoglossum wallichii G. Don -- accepted -- prickly hound's tongue
  Cynoglossum wallichii var. glochidiatum (Wall. ex Benth.) Kazmi -- accepted
  Cynoglossum zeylanicum (Vahl) Thunb. ex Lehm. -- accepted -- Ceylon hound's tongue, Indian hound's tongue
  Dasynotus I.M. Johnst. -- accepted -- whitethroat
  Dasynotus daubenmirei I.M. Johnst. -- accepted -- Rocky Mountain whitethroat
  Decemium appendiculatum (Michx.) Small -- not accepted
  Draperia Torr. -- accepted
  Draperia systyla (A. Gray) Torr. -- accepted -- violet draperia
  Echidiocarya californica A. Gray -- not accepted
  Echidiocarya californica ssp. fulvescens (I.M. Johnst.) Abrams -- not accepted
  Echidiocarya californica ssp. gracilis (I.M. Johnst.) Abrams -- not accepted
  Echidiocarya californica var. ursina (A. Gray) Jeps. -- not accepted
  Echium L. -- accepted -- viper's bugloss
  Echium australe Lam. -- not accepted
  Echium candicans L. f. -- accepted -- pride of Madeira
  Echium coincyanum Lacaita -- accepted -- smallstamen viper's bugloss, smallstamen vipersbugloss
  Echium creticum L. -- accepted -- Cretan viper's bugloss, Cretan vipersbugloss
  Echium fastuosum auct. non Aiton -- not accepted -- pride of Madeira
  Echium italicum L. -- accepted -- Italian bugloss, Italian viper's bugloss, Italian vipersbugloss
  Echium lusitanicum L. -- accepted -- violet-vein viper's bugloss
  Echium lycopsis L. -- not accepted
  Echium menziesii Lehm. -- not accepted
  Echium pininana Webb & Berthel. -- accepted -- pine echium
  Echium plantagineum L. -- accepted -- salvation jane
  Echium pustulatum Sibth. & Sm. -- accepted -- bluedevil
  Echium vulgare L. -- accepted -- blueweed, common echium, common viper's bugloss, common vipersbugloss
  Echium vulgare var. pustulatum (Sm.) Coincy -- not accepted
  Eddya gossypina Wooton & Standl. -- not accepted
  Eddya hispidissima Torr. & A. Gray -- not accepted
  Ehretia P. Browne -- accepted
  Ehretia acuminata R. Br. -- accepted -- kodo wood
  Ehretia anacua (Terán & Berland.) I.M. Johnst. -- accepted -- anacua, knockaway, sandpaper-tree, sugarberry
  Ehretia elliptica DC. -- not accepted
  Ellisia L. -- accepted
  Ellisia nyctelea (L.) L. -- accepted -- Aunt Lucy, false babyblueeyes, waterpod
  Ellisia nyctelea var. coloradensis Brand -- not accepted
  Emmenanthe Benth. -- accepted -- whispering bells, whisperingbells
  Emmenanthe penduliflora Benth. -- accepted -- whispering bells, whisperingbells, yellow whispering bells
  Emmenanthe penduliflora var. penduliflora Benth. -- accepted -- whisperingbells
  Emmenanthe penduliflora var. rosea Brand -- accepted -- whisperingbells
  Emmenanthe rosea (Brand) Constance -- not accepted
  Eremocarya angustifolia Torr. -- not accepted
  Eremocarya micrantha (Torr.) Greene -- not accepted
  Eremocarya micrantha var. lepida (A. Gray) J.F. Macbr. -- not accepted
  Eriodictyon Benth. -- accepted -- yerba santa
  Eriodictyon altissimum P.V. Wells -- accepted -- Indian Knob mountainbalm
  Eriodictyon angustifolium Nutt. -- accepted -- narrowleaf yerba santa, yerba santa
  Eriodictyon angustifolium var. amplifolium Brand -- not accepted
  Eriodictyon californicum (Hook. & Arn.) Torr. -- accepted -- California yerba santa
  Eriodictyon capitatum Eastw. -- accepted -- Lompoc yerba santa
  Eriodictyon crassifolium Benth. -- accepted -- thickleaf yerba santa
  Eriodictyon crassifolium var. crassifolium Benth. -- accepted -- thickleaf yerba santa
  Eriodictyon crassifolium var. denudatum Abrams -- not accepted
  Eriodictyon crassifolium var. nigrescens Brand -- accepted -- thickleaf yerba santa
  Eriodictyon lanatum (Brand) Abrams -- not accepted
  Eriodictyon tomentosum Benth. -- accepted -- woolly yerba santa
  Eriodictyon tomentosum ssp. traskiae (Eastw.) Munz -- not accepted
  Eriodictyon traskiae Eastw. -- accepted -- Pacific yerba santa
  Eriodictyon traskiae ssp. smithii Munz -- not accepted
  Eriodictyon trichocalyx A. Heller -- accepted -- hairy yerba santa
  Eriodictyon trichocalyx ssp. lanatum (Brand) Munz -- not accepted
  Eriodictyon trichocalyx var. lanatum (Brand) Jeps. -- accepted -- hairy yerba santa
  Eriodictyon trichocalyx var. trichocalyx A. Heller -- accepted -- hairy yerba santa
  Eritrichium Schrad. ex Gaudin -- accepted -- alpine forget-me-not
  Eritrichium aretioides (Cham.) A. DC. -- not accepted
  Eritrichium chamissonis DC. -- not accepted
  Eritrichium elongatum (Rydb.) Wight -- not accepted
  Eritrichium elongatum var. aretioides (Cham.) I.M. Johnst. -- not accepted
  Eritrichium holopterum A. Gray -- not accepted
  Eritrichium howardii (A. Gray) Rydb. -- accepted -- Howard's alpine forget-me-not
  Eritrichium nanum (Vill.) Schrad. ex Gaudin -- accepted -- arctic alpine forget-me-not
  Eritrichium nanum var. aretioides (Cham.) Herder -- accepted -- alpine forget-me-not, arctic forget-me-not
  Eritrichium nanum var. argenteum (Wight) I.M. Johnst. -- accepted -- arctic alpine forget-me-not
  Eritrichium nanum var. chamissonis (DC.) Herder -- accepted -- arctic alpine forget-me-not
  Eritrichium nanum var. elongatum (Rydb.) Cronquist -- accepted -- arctic alpine forget-me-not
  Eritrichium nanum var. nanum (Vill.) Schrad. ex Gaudin -- accepted -- arctic alpine forget-me-not
  Eritrichium oxygonum A. Gray -- not accepted
  Eritrichium pusillum Torr. & A. Gray -- not accepted
  Eritrichium rupestre (Pall. ex Georgi) Bunge -- not accepted -- Mackenzie's alpine forget-me-not
  Eritrichium splendens Kearney -- accepted -- showy alpine forget-me-not
  Eucrypta Nutt. -- accepted -- hideseed
  Eucrypta chrysanthemifolia (Benth.) Greene -- accepted -- common eucrypta, spotted hideseed
  Eucrypta chrysanthemifolia var. bipinnatifida (Torr.) Constance -- accepted -- spotted eucrypta, spotted hideseed
  Eucrypta chrysanthemifolia var. chrysanthemifolia (Benth.) Greene -- accepted -- spotted hideseed
  Eucrypta micrantha (Torr.) A. Heller -- accepted -- dainty desert hideseed, desert eucrypta, desert hideseed
  Euploca convolvulacea Nutt. -- accepted -- bindweed heliotrope, phlox heliotrope, wide-flower heliotrope
  Euploca convolvulacea ssp. californica (Greene) Abrams -- accepted -- phlox heliotrope
  Greeneocharis circumscissa (Hook. & Arn.) Rydb. -- not accepted
  Greeneocharis circumscissa var. hispida J.F. Macbr. -- not accepted
  Hackelia Opiz -- accepted -- stickseed
  Hackelia americana (A. Gray) Fernald -- not accepted
  Hackelia amethystina J.T. Howell -- accepted -- amethyst stickseed
  Hackelia arida (Piper) I.M. Johnst. -- not accepted
  Hackelia bella (J.F. Macbr.) I.M. Johnst. -- accepted -- greater showy stickseed
  Hackelia besseyi (Rydb.) J.L. Gentry -- accepted -- Bessey's stickseed
  Hackelia brevicula (Jeps.) J.L. Gentry -- accepted -- Poison Canyon stickseed
  Hackelia californica (A. Gray) I.M. Johnst. -- accepted -- California stickseed
  Hackelia ciliata (Douglas ex Lehm.) I.M. Johnst. -- accepted -- Okanogan stickseed
  Hackelia cinerea (Piper) I.M. Johnst. -- accepted -- gray stickseed
  Hackelia cronquistii J.L. Gentry -- accepted -- Cronquist's stickseed
  Hackelia cusickii (Piper) Brand -- accepted -- Cusick's stickseed
  Hackelia davisii Cronquist -- accepted -- Davis' stickseed
  Hackelia deflexa (Wahlenb.) Opiz -- accepted -- nodding stickseed
  Hackelia deflexa ssp. americana (A. Gray) Á. Löve & D. Löve -- not accepted
  Hackelia deflexa var. americana (A. Gray) Fernald & I.M. Johnst. -- accepted -- American stickseed, nodding stickseed
  Hackelia diffusa (Lehm.) I.M. Johnst. -- accepted -- spreading stickseed
  Hackelia diffusa var. arida (Piper) R.L. Carr -- accepted -- sagebrush stickseed
  Hackelia diffusa var. caerulescens (Rydb.) I.M. Johnst. -- not accepted
  Hackelia diffusa var. cottonii (Piper) R.L. Carr -- accepted -- Cotton's stickseed
  Hackelia diffusa var. diffusa (Lehm.) I.M. Johnst. -- accepted -- spreading stickseed
  Hackelia floribunda (Lehm.) I.M. Johnst. -- accepted -- manyflower stickseed, manyflowered stickseed, showy stickseed
  Hackelia gracilenta (Eastw.) I.M. Johnst. -- accepted -- Mesa Verde stickseed
  Hackelia grisea (Wooton & Standl.) I.M. Johnst. -- not accepted
  Hackelia hirsuta (Wooton & Standl.) I.M. Johnst. -- accepted -- New Mexico stickseed
  Hackelia hispida (A. Gray) I.M. Johnst. -- accepted -- showy stickseed
  Hackelia hispida var. disjuncta R.L. Carr -- accepted -- rough stickseed
  Hackelia hispida var. hispida (A. Gray) I.M. Johnst. -- accepted -- showy stickseed
  Hackelia ibapensis L.M. Shultz & J.S. Shultz -- accepted -- Ibapah tickweed
  Hackelia jessicae (McGregor) Brand -- not accepted
  Hackelia leptophylla (Rydb.) I.M. Johnst. -- not accepted
  Hackelia longituba I.M. Johnst. -- not accepted
  Hackelia micrantha (Eastw.) J.L. Gentry -- accepted -- Jessica sticktight, meadow stickseed
  Hackelia mundula (Jeps.) Ferris -- accepted -- pink stickseed
  Hackelia nervosa (Kellogg) I.M. Johnst. -- accepted -- Sierra stickseed, Sierran stickseed
  Hackelia ophiobia R.L. Carr -- accepted -- Owyhee River stickseed, Owyhee stickseed
  Hackelia patens (Nutt.) I.M. Johnst. -- accepted -- common stickseed, spotted stickseed
  Hackelia patens var. harrisonii J.L. Gentry -- accepted -- Harrison's stickseed
  Hackelia patens var. patens (Nutt.) I.M. Johnst. -- accepted -- spotted stickseed
  Hackelia patens var. semiglabra Cronquist -- not accepted
  Hackelia pinetorum (Greene ex A. Gray) I.M. Johnst. -- accepted -- Livermore stickseed
  Hackelia pinetorum var. jonesii J.L. Gentry -- accepted -- Jones' stickseed
  Hackelia pinetorum var. pinetorum (Greene ex A. Gray) I.M. Johnst. -- accepted -- Livermore stickseed
  Hackelia saxatilis (Piper) Brand -- not accepted
  Hackelia setosa (Piper) I.M. Johnst. -- accepted -- bristly stickseed
  Hackelia sharsmithii I.M. Johnst. -- accepted -- Sharsmith's stickseed, Sierra stickseed
  Hackelia ursina (Greene ex A. Gray) I.M. Johnst. -- accepted -- Chihuahuan stickseed
  Hackelia ursina var. diaboli J.L. Gentry -- accepted -- Chihuahuan stickseed
  Hackelia ursina var. pustulata (J.F. Macbr.) J.L. Gentry -- accepted -- Chihuahuan stickseed
  Hackelia ursina var. ursina (Greene ex A. Gray) I.M. Johnst. -- accepted -- Chihuahuan stickseed
  Hackelia velutina (Piper) I.M. Johnst. -- accepted -- velvet stickseed, velvety stickseed
  Hackelia venusta (Piper) H. St. John -- accepted -- lesser showy stickseed, showy stickseed
  Hackelia virginiana (L.) I.M. Johnst. -- accepted -- beggar's-lice, hackélie de Virginie, sticktight, virginia stickseed
  Harpagonella A. Gray -- accepted -- grapplinghook
  Harpagonella palmeri A. Gray -- accepted -- Palmer's grappling-hook, Palmer's grapplinghook
  Harpagonella palmeri var. arizonica I.M. Johnst. -- accepted -- Arizona grapplinghook
  Harpagonella palmeri var. palmeri A. Gray -- accepted -- Palmer's grapplinghook
  Heliotropium L. -- accepted -- heliotrope
  Heliotropium amplexicaule Vahl -- accepted -- clasping heliotrope
  Heliotropium anchusifolium Poir. -- not accepted
  Heliotropium angiospermum Murray -- accepted -- scorpion's-tail, scorpionstail
  Heliotropium angustifolium Torr. -- not accepted
  Heliotropium anomalum Hook. & Arn. -- accepted -- Polynesian heliotrope
  Heliotropium anomalum var. anomalum Hook. & Arn. -- accepted -- Polynesian heliotrope
  Heliotropium anomalum var. argenteum A. Gray -- accepted -- Polynesian heliotrope
  Heliotropium antillanum Urb. -- not accepted
  Heliotropium arborescens L. -- accepted -- garden heliotrope
  Heliotropium arguzioides Kar. & Kir. -- accepted
  Heliotropium californicum Greene -- not accepted
  Heliotropium confertifolium (Torr.) Torr. ex A. Gray -- accepted -- leafy heliotrope
  Heliotropium convolvulaceum (Nutt.) A. Gray -- not accepted -- bindweed heliotrope, phlox heliotrope, wide-flower heliotrope
  Heliotropium convolvulaceum var. californicum (Greene) I.M. Johnst. -- not accepted -- phlox heliotrope
  Heliotropium convolvulaceum var. convolvulaceum (Nutt.) A. Gray -- not accepted -- phlox heliotrope
  Heliotropium convolvulaceum var. racemosum (Rose & Standl.) I.M. Johnst. -- not accepted
  Heliotropium crispiflorum Urb. -- not accepted
  Heliotropium curassavicum L. -- accepted -- quail plant, salt heliotrope, seaside heliotrope
  Heliotropium curassavicum ssp. oculatum (A. Heller) Thorne -- not accepted
  Heliotropium curassavicum var. curassavicum L. -- accepted -- salt heliotrope
  Heliotropium curassavicum var. obovatum DC. -- accepted -- seaside heliotrope
  Heliotropium curassavicum var. oculatum (A. Heller) I.M. Johnst. -- accepted -- seaside heliotrope
  Heliotropium europaeum L. -- accepted -- European heliotrope
  Heliotropium fruticosum L. -- not accepted -- Key West heliotrope
  Heliotropium glabriusculum (Torr.) A. Gray -- accepted -- greeneye heliotrope
  Heliotropium greggii Torr. -- accepted -- fragrant heliotrope
  Heliotropium guanicense Urb. -- accepted -- cotorrilla
  Heliotropium horizontale Small -- not accepted
  Heliotropium indicum L. -- accepted -- India heliotrope, Indian heliotrope
  Heliotropium inundatum Sw. -- not accepted
  Heliotropium lagoense (Warm.) Gürke -- not accepted -- Antilles heliotrope
  Heliotropium leavenworthii Torr. -- not accepted
  Heliotropium microphyllum Sw. ex Wikstr. -- accepted -- littleleaf heliotrope
  Heliotropium molle (Torr.) I.M. Johnst. -- accepted -- soft heliotrope
  Heliotropium parviflorum L. -- not accepted
  Heliotropium peruvianum L. -- not accepted
  Heliotropium phyllostachyum Torr. -- not accepted
  Heliotropium polyphyllum Lehm. -- accepted -- pineland heliotrope
  Heliotropium polyphyllum var. horizontale (Small) R.W. Long -- not accepted
  Heliotropium powelliorum B.L. Turner -- accepted -- Powell's heliotrope
  Heliotropium pringlei B.L. Rob. -- accepted -- Pringle's heliotrope
  Heliotropium procumbens Mill. -- not accepted -- fourspike heliotrope
  Heliotropium procumbens var. depressum (Cham.) Fosberg -- not accepted -- fourspike heliotrope
  Heliotropium procumbens var. procumbens Mill. -- not accepted -- fourspike heliotrope
  Heliotropium racemosum Rose & Standl. -- accepted -- coastal plain heliotrope, coastalplain heliotrope
  Heliotropium ramosissimum (Lehm.) DC. -- accepted -- wavy heliotrope
  Heliotropium spathulatum Rydb. -- not accepted
  Heliotropium supinum L. -- accepted -- dwarf heliotrope
  Heliotropium tenellum (Nutt.) Torr. -- accepted -- pasture heliotrope
  Heliotropium ternatum Vahl -- not accepted -- bushy heliotrope
  Heliotropium texanum I.M. Johnst. -- accepted -- Texas heliotrope
  Heliotropium torreyi I.M. Johnst. -- accepted -- slimleaf heliotrope
  Heliotropium undulatifolium Turrill -- accepted -- turnsole heliotrope
  Heliotropium undulatum Vahl -- not accepted
  Hesperochiron S. Watson -- accepted
  Hesperochiron californicus (Benth.) S. Watson -- accepted -- California hesperochiron
  Hesperochiron californicus var. incanus (Greene) Brand -- not accepted
  Hesperochiron californicus var. watsonianus (Greene) Brand -- not accepted
  Hesperochiron lasianthus (Greene) H. St. John -- not accepted
  Hesperochiron pumilus (Douglas ex Griseb.) Porter -- accepted -- dwarf hesperochiron
  Hesperochiron villosulus (Greene) Suksd. -- not accepted
  Hydrolea L. -- accepted -- false fiddleleaf, hydrolea
  Hydrolea affinis A. Gray -- not accepted
  Hydrolea corymbosa J. Macbr. ex Elliott -- accepted -- skyflower
  Hydrolea ovata Nutt. ex Choisy -- accepted -- hairy hydrolea, ovate false fiddleleaf
  Hydrolea quadrivalvis Walter -- accepted -- waterpod
  Hydrolea spinosa L. -- accepted -- spiny false fiddleleaf
  Hydrolea uniflora Raf. -- accepted -- oneflower false fiddleleaf, oneflower hydrolea
  Hydroleaceae -- accepted
  Hydrophyllaceae -- accepted -- hydrophyllacées, waterleaf
  Hydrophyllum L. -- accepted -- waterleaf
  Hydrophyllum appendiculatum Michx. -- accepted -- great waterleaf
  Hydrophyllum brownei Kral & V.M. Bates -- accepted -- Brown's waterleaf
  Hydrophyllum canadense L. -- accepted -- blunt-leaf waterleaf, bluntleaf waterleaf
  Hydrophyllum capitatum Douglas ex Benth. -- accepted -- ballhead waterleaf
  Hydrophyllum capitatum var. alpinum S. Watson -- accepted -- alpine waterleaf
  Hydrophyllum capitatum var. capitatum Douglas ex Benth. -- accepted -- ballhead waterleaf
  Hydrophyllum capitatum var. thompsonii (M. Peck) Constance -- accepted -- Thompson's waterleaf
  Hydrophyllum congestum Wiegand -- not accepted
  Hydrophyllum fendleri (A. Gray) A. Heller -- accepted -- Fendler's waterleaf
  Hydrophyllum fendleri var. albifrons (A. Heller) J.F. Macbr. -- accepted -- white waterleaf
  Hydrophyllum fendleri var. fendleri (A. Gray) A. Heller -- accepted -- Fendler's waterleaf
  Hydrophyllum macrophyllum Nutt. -- accepted -- largeleaf waterleaf
  Hydrophyllum occidentale (S. Watson) A. Gray -- accepted -- squaw-lettuce, western waterleaf
  Hydrophyllum occidentale var. watsonii A. Gray -- not accepted
  Hydrophyllum tenuipes A. Heller -- accepted -- Pacific waterleaf
  Hydrophyllum virginianum L. -- accepted -- eastern waterleaf, Shawnee salad, Shawnee-salad, Virginia waterleaf
  Hydrophyllum virginianum var. atranthum (Alexander) Constance -- accepted
  Hydrophyllum virginianum var. virginianum L. -- accepted -- eastern waterleaf
  Hydrophyllum viridulum G.N. Jones -- not accepted
  Krynitzkia crassisepala (Torr. & A. Gray) A. Gray -- not accepted
  Krynitzkia jamesii (Torr.) A. Gray -- not accepted
  Krynitzkia utahensis A. Gray -- not accepted
  Lappula Moench -- accepted -- stickseed
  Lappula americana (A. Gray) Rydb. -- not accepted
  Lappula arida Piper -- not accepted
  Lappula cenchrusoides A. Nelson -- accepted -- Great Plains sheepburr, Great Plains stickseed, stickseed
  Lappula deflexa (Wahlenb.) Garcke -- not accepted
  Lappula deflexa ssp. americana (A. Gray) Hultén -- not accepted
  Lappula deflexa var. americana (A. Gray) Greene -- not accepted
  Lappula diffusa (Lehm.) Greene -- not accepted
  Lappula diploloma (Fisch. & C.A. Mey.) Gürke -- accepted -- Colorado stickseed
  Lappula echinata Gilib. -- not accepted
  Lappula echinata var. occidentalis (S. Watson) B. Boivin -- not accepted
  Lappula erecta A. Nelson -- not accepted
  Lappula floribunda (Lehm.) Greene -- not accepted
  Lappula fremontii (Torr.) Greene -- not accepted
  Lappula hispida (A. Gray) Greene -- not accepted
  Lappula lappula (L.) Karst. -- not accepted
  Lappula marginata (M. Bieb.) Gürke -- accepted -- margined stickseed
  Lappula myosotis Moench -- not accepted
  Lappula occidentalis (S. Watson) Greene -- accepted -- flat-spine sheepburr, flatspine stickseed, western sticktight
  Lappula occidentalis var. cupulata (A. Gray) Higgins -- accepted -- flat-spine sheepburr, flatspine stickseed
  Lappula occidentalis var. occidentalis (S. Watson) Greene -- accepted -- desert stickseed, flat-spine sheepburr, flatspine stickseed, western stickseed
  Lappula patula (Lehm.) Menyh. -- not accepted
  Lappula redowskii auct. non (Hornem.) Greene -- not accepted
  Lappula redowskii var. cupulata (A. Gray) M.E. Jones -- not accepted
  Lappula redowskii var. desertorum (Greene) I.M. Johnst. -- not accepted
  Lappula redowskii var. occidentalis (S. Watson) Rydb. -- not accepted
  Lappula redowskii var. redowskii (Hornem.) Greene -- not accepted -- stickseed
  Lappula redowskii var. texana (Scheele) Brand -- not accepted
  Lappula squarrosa (Retz.) Dumort. -- accepted -- bristly sheepburr, European stickseed
  Lappula squarrosa var. erecta (A. Nelson) Dorn -- not accepted
  Lappula texana (Scheele) Britton -- not accepted
  Lappula texana var. coronata (Greene) A. Nelson & J.F. Macbr. -- not accepted
  Lappula texana var. heterosperma (Greene) A. Nelson & J.F. Macbr. -- not accepted
  Lappula texana var. homosperma (A. Nelson) A. Nelson & J.F. Macbr. -- not accepted
  Lappula virginiana (L.) Greene -- not accepted
  Lemmonia A. Gray -- not accepted
  Lemmonia californica A. Gray -- not accepted
  Lindelofia Lehm. -- accepted
  Lindelofia longiflora (Benth.) Baill. -- accepted
  Lithococca tenella (Nutt.) Small -- not accepted
  Lithospermum L. -- accepted -- stoneseed
  Lithospermum angustifolium Michx. -- not accepted
  Lithospermum arvense L. -- not accepted -- corn gromwell, puccoon
  Lithospermum californicum A. Gray -- accepted -- California stoneseed
  Lithospermum calycosum (J.F. Macbr.) I.M. Johnst. -- accepted -- Chinati gromwell, Chinati stoneseed
  Lithospermum canescens (Michx.) Lehm. -- accepted -- hoary gromwell, hoary puccoon
  Lithospermum carolinianum auct. non Lam. -- not accepted
  Lithospermum carolinianum Lam. -- not accepted
  Lithospermum caroliniense (Walter ex J.F. Gmel.) MacMill. -- accepted -- Carolina gromwell, Carolina puccoon, hairy puccoon
  Lithospermum caroliniense ssp. croceum (Fernald) Cusick -- not accepted
  Lithospermum caroliniense var. caroliniense (Walter ex J.F. Gmel.) MacMill. -- accepted -- Carolina puccoon
  Lithospermum caroliniense var. croceum (Fernald) Cronquist -- accepted -- Carolina puccoon
  Lithospermum cobrense Greene -- accepted -- smooth pucoon, smooththroat gromwell, smooththroat stoneseed
  Lithospermum confine I.M. Johnst. -- accepted -- Arizona gromwell, Arizona stoneseed
  Lithospermum croceum Fernald -- not accepted
  Lithospermum erythrorhizon Siebold & Zucc. -- accepted
  Lithospermum gmelini (Michx.) Hitchc. -- not accepted
  Lithospermum incisum Lehm. -- accepted -- fringed gromwell, fringed puccoon, narrowleaf gromwell, narrowleaf pucoon, narrowleaf stoneseed, trumpet stoneseed
  Lithospermum latifolium Michx. -- accepted -- American stoneseed
  Lithospermum linearifolium Goldie -- not accepted
  Lithospermum mandanense Spreng. -- not accepted
  Lithospermum matamorense DC. -- accepted -- rough gromwell, rough stoneseed
  Lithospermum mirabile Small -- accepted -- San Antonio gromwell, San Antonio stoneseed
  Lithospermum multiflorum Torr. ex A. Gray -- accepted -- manyflowered gromwell, manyflowered stoneseed, purple pucoon
  Lithospermum obtusifolium I.M. Johnst. -- accepted -- roundleaf stoneseed
  Lithospermum officinale L. -- accepted -- European stoneseed
  Lithospermum parksii I.M. Johnst. -- accepted -- Parks' gromwell, Parks' stoneseed
  Lithospermum parksii var. parksii I.M. Johnst. -- accepted -- Parks' gromwell, Parks' stoneseed
  Lithospermum parksii var. rugulosum I.M. Johnst. -- accepted -- Parks' gromwell, Parks' stoneseed
  Lithospermum pilosum Nutt. -- not accepted
  Lithospermum ruderale Douglas ex Lehm. -- accepted -- western gromwell, western stoneseed, white stoneseed
  Lithospermum tuberosum Rugel ex DC. -- accepted -- tuberous gromwell, tuberous stoneseed
  Lithospermum viride Greene -- accepted -- green gromwell, green stoneseed
  Lycopsis L. -- not accepted
  Lycopsis arvensis L. -- not accepted
  Macromeria D. Don -- not accepted -- giant-trumpets
  Macromeria viridiflora DC. -- not accepted -- giant trumpets, giant-trumpets, gianttrumpets
  Macromeria viridiflora var. thurberi (A. Gray) I.M. Johnst. -- not accepted -- Thurber's giant-trumpets
  Macromeria viridiflora var. viridiflora DC. -- not accepted -- giant trumpets, giant-trumpets
  Mallotonia gnaphalodes (L.) Britton -- not accepted
  Marilaunidium jamaicense (L.) Kuntze -- not accepted
  Mertensia Roth -- accepted -- bluebells
  Mertensia alaskana Britton -- not accepted
  Mertensia alpina (Torr.) G. Don -- accepted -- alpine bluebells
  Mertensia arizonica Greene -- accepted -- aspen bluebells
  Mertensia arizonica var. grahamii L.O. Williams -- not accepted
  Mertensia arizonica var. leonardii (Rydb.) I.M. Johnst. -- not accepted
  Mertensia arizonica var. subnuda (J.F. Macbr.) L.O. Williams -- not accepted
  Mertensia bakeri Greene -- not accepted
  Mertensia bakeri var. bakeri Greene -- not accepted -- Baker's bluebells
  Mertensia bakeri var. osterhoutii L.O. Williams -- not accepted
  Mertensia bella Piper -- accepted -- beautiful bluebells
  Mertensia brevistyla S. Watson -- accepted -- shortstyle bluebells
  Mertensia campanulata A. Nelson -- accepted -- Idaho bluebells
  Mertensia ciliata (James ex Torr.) G. Don -- accepted -- mountain bluebells, shortstyle bluebells, tall fringe bluebells, tall fringed bluebells
  Mertensia ciliata var. ciliata (James ex Torr.) G. Don -- accepted -- tall fringe bluebells, tall fringed bluebells
  Mertensia ciliata var. latiloba L.O. Williams -- not accepted
  Mertensia ciliata var. stomatechoides (Kellogg) Jeps. -- accepted -- tall fringe bluebells, tall fringed bluebells
  Mertensia ciliata var. subpubescens (Rydb.) J.F. Macbr. & Payson -- not accepted
  Mertensia cusickii Piper -- not accepted -- Toiyabe bluebells
  Mertensia drummondii (Lehm.) G. Don -- accepted -- Drummond bluebell, Drummond's bluebells
  Mertensia eastwoodiae J.F. Macbr. -- not accepted
  Mertensia franciscana A. Heller -- accepted -- Franciscan bluebells
  Mertensia fusiformis Greene -- not accepted -- spindleroot bluebells
  Mertensia humilis Rydb. -- accepted -- Rocky Mountain bluebells
  Mertensia lanceolata (Pursh) DC. -- accepted -- lanceleaf bluebells, prairie bluebells
  Mertensia lanceolata var. brachyloba (Greene) A. Nelson -- accepted -- prairie bluebells
  Mertensia lanceolata var. coriacea (A. Nelson) Higgins & S.L. Welsh -- accepted -- prairie bluebells
  Mertensia lanceolata var. fendleri (A. Gray) A. Gray -- not accepted
  Mertensia lanceolata var. lanceolata (Pursh) DC. -- accepted -- prairie bluebells
  Mertensia lanceolata var. nivalis (S. Watson) Higgins -- not accepted -- greenleaf bluebells
  Mertensia lanceolata var. pubens (J.F. Macbr.) L.O. Williams -- not accepted
  Mertensia lanceolata var. secundorum Cockerell -- accepted -- prairie bluebells
  Mertensia lanceolata var. viridis A. Nelson -- not accepted
  Mertensia linearis Greene -- not accepted
  Mertensia longiflora Greene -- accepted -- longflower bluebells, small bluebells
  Mertensia macdougalii A. Heller -- accepted -- Macdougal's bluebells
  Mertensia maritima (L.) Gray -- accepted -- oysterleaf
  Mertensia maritima ssp. asiatica Takeda -- not accepted
  Mertensia maritima var. asiatica (Takeda) S.L. Welsh -- accepted -- oysterleaf
  Mertensia maritima var. maritima (L.) Gray -- accepted -- oysterleaf
  Mertensia oblongifolia (Nutt.) G. Don -- accepted -- languid-lady, oblongleaf bluebells
  Mertensia oblongifolia var. amoena (A. Nelson) L.O. Williams -- not accepted
  Mertensia oblongifolia var. nevadensis (A. Nelson) L.O. Williams -- not accepted
  Mertensia oblongifolia var. oblongifolia (Nutt.) G. Don -- not accepted -- sagebrush bluebells
  Mertensia oreophila L.O. Williams -- not accepted
  Mertensia palmeri A. Nelson & J.F. Macbr. -- not accepted
  Mertensia paniculata (Aiton) G. Don -- accepted -- tall bluebells
  Mertensia paniculata ssp. eastwoodiae (J.F. Macbr.) S.L. Welsh -- not accepted
  Mertensia paniculata var. alaskana (Britton) L.O. Williams -- accepted -- Alaska tall bluebells
  Mertensia paniculata var. borealis (J.F. Macbr.) L.O. Williams -- accepted -- northern bluebells
  Mertensia paniculata var. eastwoodiae (J.F. Macbr.) Hultén -- accepted -- Eastwood's bluebells
  Mertensia paniculata var. nivalis S. Watson -- not accepted
  Mertensia paniculata var. paniculata (Aiton) G. Don -- accepted -- tall bluebells
  Mertensia paniculata var. subcordata (Greene) J.F. Macbr. -- not accepted
  Mertensia perplexa Rydb. -- not accepted
  Mertensia pilosa (Cham.) DC. -- not accepted -- hairy bluebells
  Mertensia platyphylla A. Heller -- accepted -- broadleaf bluebells
  Mertensia platyphylla var. platyphylla A. Heller -- accepted -- broadleaf bluebells
  Mertensia platyphylla var. subcordata (Greene) L.O. Williams -- accepted -- broadleaf bluebells
  Mertensia pulmonarioides Roth -- not accepted
  Mertensia toiyabensis J.F. Macbr. -- not accepted
  Mertensia umbratilis Greenm. -- accepted -- shade bluebells
  Mertensia virginica (L.) Pers. ex Link -- accepted -- Virginia bluebells
  Mertensia viridis (A. Nelson) A. Nelson -- not accepted
  Mertensia viridis var. caelestina (A. Nelson & Cockerell) L.O. Williams -- not accepted -- canescent bluebells
  Mertensia viridis var. cana (Rydb.) L.O. Williams -- not accepted
  Mertensia viridis var. cynoglossoides (Greene) J.F. Macbr. -- not accepted
  Mertensia viridis var. dilata (A. Nelson) L.O. Williams -- not accepted -- smooth-leaf bluebells
  Mertensia viridis var. parvifolia L.O. Williams -- not accepted
  Messerschmidia argentea (L. f.) I.M. Johnst. -- not accepted
  Messerschmidia sibirica (L.) L. -- not accepted
  Miltitzia glandulifera (Torr. ex S. Watson) A. Heller -- not accepted
  Miltitzia inyoensis J.F. Macbr. -- not accepted
  Miltitzia lutea (Hook. & Arn.) A. DC. -- not accepted
  Miltitzia parviflora (A. Gray) Brand -- not accepted
  Miltitzia pusilla (A. Gray) Brand -- not accepted
  Miltitzia scopulina (A. Nelson) Rydb. -- not accepted
  Myosotidium Hook. -- accepted -- giant forget-me-not
  Myosotidium hortensia (Decne.) Baill. -- accepted -- giant forget-me-not
  Myosotis L. -- accepted -- forget-me-not
  Myosotis alpestris auct. non F.W. Schmidt -- not accepted
  Myosotis alpestris ssp. asiatica Vestergr. -- not accepted
  Myosotis alpestris var. alpestris auct. non F.W. Schmidt -- not accepted
  Myosotis arvensis (L.) Hill -- accepted -- field forget-me-not
  Myosotis asiatica (Vestergr.) Schischk. & Serg. -- accepted -- alpine forget-me-not, Asian forget-me-not
  Myosotis azorica H.C. Watson ex Hook. -- accepted -- Azores forget-me-not
  Myosotis canescens (Michx.) Lehm. -- not accepted
  Myosotis discolor Pers. -- accepted -- changing forget-me-not, yellowandblue forget-me-not
  Myosotis latifolia Poir. -- accepted -- broadleaf forget-me-not
  Myosotis laxa Lehm. -- accepted -- bay forget-me-not
  Myosotis macrophylla Adams -- not accepted
  Myosotis macrosperma Engelm. -- accepted -- largeseed forget-me-not, southern forget-me-not
  Myosotis micrantha auct. non Pall. ex Lehm. -- not accepted
  Myosotis palustris (L.) Hill -- not accepted
  Myosotis scorpioides L. -- accepted -- forget-me-not, true forget-me-not, yelloweye forget-me-not
  Myosotis scorpioides var. arvensis L. -- not accepted
  Myosotis stricta Link ex Roem. & Schult. -- accepted -- strict forget-me-not
  Myosotis sylvatica Ehrh. ex Hoffm. -- accepted -- woodland forget-me-not
  Myosotis sylvatica var. alpestris auct. non (F.W. Schmidt) Koch -- not accepted
  Myosotis verna Nutt. -- accepted -- spring forget-me-not
  Myosotis verna var. macrosperma (Engelm.) Chapm. -- not accepted
  Myosotis versicolor (Pers.) Sm. -- not accepted
  Myosotis virginiana L. -- not accepted
  Myosotis virginica auct. non (L.) Britton, Sterns & Poggenb. -- not accepted
  Myosotis virginica var. macrosperma (Engelm.) Fernald -- not accepted
  Myriopus poliochros (Spreng.) Small -- accepted
  Myriopus volubilis (L.) Small -- accepted -- twining soldierbush
  Nama L. -- accepted -- fiddleleaf
  Nama affinis (A. Gray) Kuntze -- not accepted
  Nama aretioides (Hook. & Arn.) Brand -- accepted -- ground nama, purple nama
  Nama aretioides var. aretioides (Hook. & Arn.) Brand -- accepted -- ground nama
  Nama aretioides var. californicum (Brand) Jeps. -- accepted -- ground nama
  Nama aretioides var. multiflorum (A. Heller) Jeps. -- accepted -- ground nama
  Nama arizonicum Bacon -- not accepted
  Nama californicum (A. Gray) J.D. Bacon -- not accepted -- California fiddleleaf, California nama
  Nama carnosum (Wooton) C.L. Hitchc. -- not accepted -- sand fiddleleaf
  Nama corymbosa (J. Macbr. ex Elliott) Kuntze -- not accepted
  Nama demissum A. Gray -- not accepted -- leafy nama, purple mat, purplemat
  Nama demissum var. covillei Brand -- not accepted -- Coville's purplemat
  Nama demissum var. demissum A. Gray -- not accepted -- purple mat, purplemat
  Nama demissum var. deserti Brand -- not accepted
  Nama densum Lemmon -- not accepted -- leafy nama, mat nama
  Nama densum var. densum Lemmon -- not accepted -- leafy fiddleleaf
  Nama densum var. parviflorum (Greenm.) C.L. Hitchc. -- not accepted -- leafy fiddleleaf
  Nama depressum Lemmon ex A. Gray -- not accepted -- depressed fiddleleaf, narrowleaf nama
  Nama dichotomum (Ruiz & Pav.) Choisy -- not accepted -- wishbone fiddleleaf
  Nama foliosum (Wooton & Standl.) Tidestr. -- not accepted
  Nama havardii A. Gray -- accepted -- Havard's fiddleleaf
  Nama hispidum A. Gray -- not accepted -- bristly nama, purple mat
  Nama hispidum var. mentzelii Brand -- not accepted
  Nama hispidum var. revolutum Jeps. -- not accepted
  Nama hispidum var. spathulatum (Torr.) C.L. Hitchc. -- not accepted
  Nama jamaicense L. -- not accepted -- Jamaicanweed
  Nama lobbii A. Gray -- accepted -- Lobb's fiddleleaf, woolly nama
  Nama macranthum (Choisy) Brand -- not accepted -- royal fiddleleaf
  Nama ovata (Nutt. ex Choisy) Britton -- not accepted
  Nama parvifolium (Torr.) Greenm. -- not accepted -- smallleaf fiddleleaf
  Nama pusillum Lemmon ex A. Gray -- not accepted -- egg-leaf fiddleleaf, eggleaf fiddleleaf, smallleaf nama
  Nama quadrivalvis (Walter) Kuntze -- not accepted
  Nama retrorsum J.T. Howell -- not accepted -- betatakin fiddleleaf
  Nama rothrockii A. Gray -- accepted -- baldhead nama, Rothrock's fiddleleaf
  Nama sandwicense A. Gray -- not accepted -- hinahina kahakai
  Nama sandwicense var. laysanicum Brand -- not accepted
  Nama serpylloides A. Gray ex Hemsl. -- accepted -- velvet fiddleleaf
  Nama serpylloides var. velutinum C.L. Hitchc. -- not accepted
  Nama stenocarpum A. Gray -- not accepted -- mud fiddleleaf
  Nama stenophyllum A. Gray ex Hemsl. -- not accepted -- slimpod fiddleleaf
  Nama stenophyllum var. egenum J.F. Macbr. -- not accepted
  Nama stevensii C.L. Hitchc. -- accepted -- Stevens' fiddleleaf, Stevens' nama
  Nama tenue (Wooton & Standl.) Tidestr. -- not accepted
  Nama torynophyllum Greenm. -- not accepted -- matted fiddleleaf
  Nama undulatum Kunth -- not accepted -- whitewhisker fiddleleaf
  Nama xylopodum (Wooton & Standl.) C.L. Hitchc. -- not accepted -- yellowseed fiddleleaf
  Nemophila Nutt. -- accepted -- baby blue eyes, blue-eyes
  Nemophila aphylla (L.) Brummitt -- accepted -- smallflower baby blue eyes
  Nemophila breviflora A. Gray -- accepted -- baby blueeyes, basin nemophila, Great Basin blue-eyes
  Nemophila heterophylla Fisch. & C.A. Mey. -- accepted -- small baby blue eyes
  Nemophila heterophylla var. tenera (Eastw.) A. Nelson & J.F. Macbr. -- not accepted
  Nemophila kirtleyi L.F. Hend. -- accepted -- Kirtley's nemophila
  Nemophila maculata Benth. ex Lindl. -- accepted -- fivespot
  Nemophila menziesii Hook. & Arn. -- accepted -- baby blue eyes, baby blue-eyes
  Nemophila menziesii ssp. atomaria (Fisch. & C.A. Mey.) Brand -- not accepted
  Nemophila menziesii ssp. australis Brand -- not accepted
  Nemophila menziesii ssp. insignis (Benth.) Brand -- not accepted
  Nemophila menziesii ssp. integrifolia (Parish) Munz -- not accepted
  Nemophila menziesii var. annulata Chandler -- not accepted
  Nemophila menziesii var. atomaria (Fisch. & C.A. Mey.) Chandler -- accepted -- baby blue eyes
  Nemophila menziesii var. discoidalis (Lem.) Voss -- not accepted
  Nemophila menziesii var. incana Brand -- not accepted
  Nemophila menziesii var. integrifolia Parish -- accepted -- baby blue eyes, Menzies' baby blue eyes
  Nemophila menziesii var. intermedia (Bioletti) Brand -- not accepted
  Nemophila menziesii var. menziesii Hook. & Arn. -- accepted -- baby blue eyes
  Nemophila menziesii var. rotata (Eastw.) Chandler -- not accepted
  Nemophila menziesii var. venosa (Jeps.) Brand -- not accepted
  Nemophila microcalyx (Nutt.) Fisch. & C.A. Mey. -- not accepted
  Nemophila parviflora Douglas ex Benth. -- accepted -- smallflower blue-eyes, smallflower nemophila
  Nemophila parviflora var. austiniae (Eastw.) Brand -- accepted -- groovelover, smallflower nemophila
  Nemophila parviflora var. parviflora Douglas ex Benth. -- accepted -- smallflower nemophila
  Nemophila parviflora var. quercifolia (Eastw.) Chandler -- accepted -- smallflower nemophila
  Nemophila pedunculata Douglas ex Benth. -- accepted -- littlefoot blue-eyes, littlefoot nemophila
  Nemophila phacelioides Nutt. -- accepted -- baby blue-eyes, largeflower baby blue eyes, largeflower nemophila
  Nemophila pulchella Eastw. -- accepted -- Eastwood's baby blue eyes
  Nemophila pulchella var. fremontii (Elmer) Constance -- accepted -- Fremont's baby blue eyes
  Nemophila pulchella var. gracilis (Eastw.) Constance -- accepted -- Eastwood's baby blue eyes
  Nemophila pulchella var. pulchella Eastw. -- accepted -- Eastwood's baby blue eyes
  Nemophila spatulata Coville -- accepted -- Sierra baby blue eyes, Sierra blue-eyes
  Nemophila triloba (Raf.) Thieret -- not accepted
  Nonea Medik. -- accepted -- monkswort
  Nonea lutea (Desr.) Rchb. ex DC. -- accepted -- yellow monkswort
  Nonea rosea (M. Bieb.) Link -- accepted -- rose monkswort
  Nonea versicolor (Stev.) Sweet -- accepted
  Nonea vesicaria (L.) Rchb. -- accepted -- red monkswort
  Nyctelea nyctelea (L.) Britton -- not accepted
  Omphalodes Mill. -- accepted -- navelwort
  Omphalodes aliena A. Gray -- accepted -- Mexican navelwort
  Omphalodes linifolia (L.) Moench -- accepted -- whiteflower navelwort
  Omphalodes verna Moench -- accepted -- creeping navelwort
  Onosma L. -- accepted
  Onosma echioides L. -- accepted
  Onosmodium Michx. -- accepted -- marbleseed
  Onosmodium bejariense DC. ex A. DC. -- accepted -- soft-hair marbleseed
  Onosmodium bejariense var. bejariense DC. ex A. DC. -- accepted -- soft-hair marbleseed
  Onosmodium bejariense var. hispidissimum (Mack.) B.L. Turner -- accepted -- softhair marbleseed
  Onosmodium bejariense var. occidentale (Mack.) B.L. Turner -- accepted -- western marbleseed
  Onosmodium bejariense var. subsetosum (Mack. & Bush) B.L. Turner -- accepted -- softhair marbleseed
  Onosmodium decipiens J. Allison -- accepted -- deceptive marbleseed
  Onosmodium helleri Small -- accepted -- Heller's marbleseed
  Onosmodium hispidissimum Mack. -- not accepted
  Onosmodium hispidissimum var. macrospermum Mack. & Bush -- not accepted
  Onosmodium molle Michx. -- not accepted -- false gromwell, smooth onosmodium, soft-hair marbleseed, softhair marbleseed
  Onosmodium molle ssp. bejariense (DC. ex A. DC.) Cochrane -- not accepted -- softhair marbleseed
  Onosmodium molle ssp. hispidissimum (Mack.) B. Boivin -- not accepted -- softhair marbleseed
  Onosmodium molle ssp. molle Michx. -- not accepted -- softhair marbleseed
  Onosmodium molle ssp. occidentale (Mack.) Cochrane -- not accepted -- soft-hair marbleseed, western marbleseed, western onosmodium
  Onosmodium molle ssp. subsetosum (Mack. & Bush) Cochrane -- not accepted -- softhair marbleseed
  Onosmodium molle var. bejariense (DC. ex A. DC.) Cronquist -- not accepted
  Onosmodium molle var. hispidissimum (Mack.) Cronquist -- not accepted -- hairy false gromwell, onosmodie velue variété hispide
  Onosmodium molle var. occidentale (Mack.) I.M. Johnst. -- not accepted
  Onosmodium molle var. subsetosum (Mack. & Bush) Cronquist -- not accepted
  Onosmodium occidentale Mack. -- not accepted
  Onosmodium occidentale var. sylvestre Mack. -- not accepted
  Onosmodium subsetosum Mack. & Bush -- not accepted
  Onosmodium virginianum (L.) A. DC. -- accepted -- wild Job's tears
  Onosmodium virginianum var. hirsutum Mack. -- not accepted
  Oreocarya abortiva Greene -- not accepted
  Oreocarya aperta Eastw. -- not accepted
  Oreocarya bakeri Greene -- not accepted
  Oreocarya breviflora Osterh. -- not accepted
  Oreocarya caespitosa A. Nelson -- not accepted
  Oreocarya cana A. Nelson -- not accepted
  Oreocarya celosioides Eastw. -- not accepted
  Oreocarya confertiflora Greene -- not accepted
  Oreocarya crymophila (I.M. Johnst.) Jeps. & Hoover -- not accepted
  Oreocarya elata Eastw. -- not accepted
  Oreocarya flava A. Nelson -- not accepted
  Oreocarya flavoculata A. Nelson -- not accepted
  Oreocarya fulvocanescens (S. Watson) Greene -- not accepted
  Oreocarya glomerata (Pursh) Greene -- not accepted
  Oreocarya hoffmannii (I.M. Johnst.) Abrams -- not accepted
  Oreocarya humilis (A. Gray) Greene -- not accepted
  Oreocarya humilis ssp. nana (Eastw.) W.A. Weber -- not accepted
  Oreocarya leucophaea (Douglas ex Lehm.) Greene -- not accepted
  Oreocarya longiflora A. Nelson -- not accepted
  Oreocarya macounii Eastw. -- not accepted
  Oreocarya mensana M.E. Jones -- not accepted
  Oreocarya nitida Greene -- not accepted
  Oreocarya nubigena Greene -- not accepted
  Oreocarya osterhoutii Payson -- not accepted
  Oreocarya paradoxa A. Nelson -- not accepted
  Oreocarya propria A. Nelson & J.F. Macbr. -- not accepted
  Oreocarya pustulosa Rydb. -- not accepted
  Oreocarya rollinsii (I.M. Johnst.) W.A. Weber -- not accepted
  Oreocarya sericea (A. Gray) Greene -- not accepted
  Oreocarya sheldonii Brand -- not accepted
  Oreocarya spiculifera Piper -- not accepted
  Oreocarya stricta Osterh. -- not accepted
  Oreocarya subretusa (I.M. Johnst.) Abrams -- not accepted
  Oreocarya suffruticosa (Torr.) Greene -- not accepted
  Oreocarya thompsonii (I.M. Johnst.) Abrams -- not accepted
  Oreocarya thyrsiflora Greene -- not accepted
  Oreocarya tumulosa Payson -- not accepted
  Oreocarya virgata (Porter) Greene -- not accepted
  Oreocarya virginensis (M.E. Jones) J.F. Macbr. -- not accepted
  Oreocarya weberi (I.M. Johnst.) W.A. Weber -- not accepted
  Pectocarya DC. ex Meisn. -- accepted -- combbur, combseed
  Pectocarya gracilis var. platycarpa Munz & I.M. Johnst. -- not accepted
  Pectocarya heterocarpa (I.M. Johnst.) I.M. Johnst. -- accepted -- chuckwalla combseed
  Pectocarya linearis (Ruiz & Pav.) DC. -- accepted -- sagebrush combseed
  Pectocarya linearis ssp. ferocula (I.M. Johnst.) Thorne -- accepted -- sagebrush combseed
  Pectocarya linearis var. ferocula I.M. Johnst. -- not accepted
  Pectocarya linearis var. penicillata (Hook. & Arn.) M.E. Jones -- not accepted
  Pectocarya linearis var. platycarpa (Munz & I.M. Johnst.) Cronquist -- not accepted
  Pectocarya palmeri (A. Gray) Veno -- not accepted -- Palmer's combseed
  Pectocarya penicillata (Hook. & Arn.) A. DC. -- accepted -- shortleaf combseed, sleeping combseed, winged combseed
  Pectocarya penicillata var. heterocarpa I.M. Johnst. -- not accepted
  Pectocarya peninsularis I.M. Johnst. -- accepted -- peninsular pectocarya
  Pectocarya platycarpa (Munz & I.M. Johnst.) Munz & I.M. Johnst. -- accepted -- broadfruit combseed, broadnut combseed
  Pectocarya pusilla (A. DC.) A. Gray -- accepted -- little combseed, purple prairieclover
  Pectocarya recurvata I.M. Johnst. -- accepted -- combbur, curvenut combseed, recurve combseed
  Pectocarya setosa A. Gray -- accepted -- bristly combseed, moth combseed
  Pentaglottis Tausch -- accepted
  Pentaglottis sempervirens (L.) Tausch ex L.H. Bailey -- accepted -- evergreen bugloss
  Phacelia Juss. -- accepted -- phacélies, scorpion-weed
  Phacelia adenophora J.T. Howell -- accepted -- glandbearing phacelia, glandular yellow phacelia
  Phacelia affinis A. Gray -- accepted -- limestone phacelia, limestone scorpion-weed, limestone scorpionweed, purplebell phacelia
  Phacelia affinis var. patens J.T. Howell -- not accepted
  Phacelia alba Rydb. -- accepted -- white phacelia, white scorpion-weed, white scorpionweed
  Phacelia alpina Rydb. -- not accepted
  Phacelia amabilis Constance -- accepted -- Saline Valley phacelia
  Phacelia ambigua M.E. Jones -- not accepted
  Phacelia ambigua var. ambigua M.E. Jones -- not accepted -- purplestem scorpionweed
  Phacelia ambigua var. minutiflora (J. Voss) N.D. Atwood -- not accepted
  Phacelia anelsonii J.F. Macbr. -- accepted -- Aven Nelson's phacelia, Macbride phacelia, Nelson's phacelia
  Phacelia argentea A. Nelson & J.F. Macbr. -- accepted -- Sand dune phacelia, sanddune phacelia
  Phacelia argillacea N.D. Atwood -- accepted -- clay phacelia
  Phacelia arizonica A. Gray -- accepted -- Arizona phacelia, Arizona scorpion-weed, Arizona scorpionweed
  Phacelia austromontana J.T. Howell -- accepted -- southern mountain phacelia, Southern Sierra phacelia
  Phacelia bakeri (Brand) J.F. Macbr. -- accepted -- Baker's phacelia, Baker's scorpionweed
  Phacelia barnebyana J.T. Howell -- accepted -- Barneby's phacelia
  Phacelia beatleyae Reveal & Constance -- accepted -- Beatley phacelia, Beatley's phacelia
  Phacelia bicknellii Small -- not accepted
  Phacelia bicolor Torr. ex S. Watson -- accepted -- twocolor phacelia
  Phacelia bicolor var. bicolor Torr. ex S. Watson -- not accepted
  Phacelia bicolor var. leibergii (Brand) A. Nelson & J.F. Macbr. -- not accepted
  Phacelia bipinnatifida Michx. -- accepted -- fernleaf phacelia
  Phacelia bipinnatifida var. plummeri Alph. Wood -- not accepted
  Phacelia bolanderi A. Gray -- accepted -- Bolander's phacelia
  Phacelia bombycina Wooton & Standl. -- accepted -- Mangas Spring phacelia, Mangas Spring scorpion-weed, Mangas Spring scorpionweed
  Phacelia boykinii (A. Gray) Small -- not accepted
  Phacelia brachyloba (Benth.) A. Gray -- accepted -- shortlobe phacelia
  Phacelia brevistyla Buckley -- not accepted
  Phacelia breweri A. Gray -- accepted -- Brewer's phacelia
  Phacelia buell-vivariensis N.D. Atwood -- accepted -- Buell Park phacelia
  Phacelia caerulea Greene -- not accepted -- skyblue phacelia
  Phacelia californica Cham. -- accepted -- California phacelia
  Phacelia californica var. bernardina (Greene) Jeps. -- not accepted
  Phacelia californica var. jacintensis Dundas -- not accepted
  Phacelia californica var. patula (Brand) Jeps. -- not accepted
  Phacelia calthifolia Brand -- accepted -- calthaleaf phacelia
  Phacelia campanularia A. Gray -- accepted -- desertbells
  Phacelia campanularia ssp. campanularia A. Gray -- accepted -- desertbells
  Phacelia campanularia ssp. vasiformis G.W. Gillett -- accepted -- desertbells
  Phacelia capitata Kruckeb. -- accepted -- clustered phacelia
  Phacelia cephalotes A. Gray -- accepted -- scorpion-weed, virgin phacelia
  Phacelia cicutaria Greene -- accepted -- caterpillar phacelia
  Phacelia cicutaria ssp. hispida (A. Gray) R.M. Beauch. ex Thorne -- not accepted
  Phacelia cicutaria var. cicutaria Greene -- accepted -- caterpillar phacelia
  Phacelia cicutaria var. heliophila (J.F. Macbr.) J.T. Howell -- not accepted
  Phacelia cicutaria var. hispida (A. Gray) J.T. Howell -- accepted -- caterpillar phacelia
  Phacelia cicutaria var. hubbyi (J.F. Macbr.) J.T. Howell -- accepted -- caterpillar phacelia
  Phacelia ciliata Benth. -- accepted -- Great Valley phacelia
  Phacelia ciliata var. ciliata Benth. -- accepted -- Great Valley phacelia
  Phacelia ciliata var. opaca J.T. Howell -- accepted -- Great Valley phacelia, Merced phacelia
  Phacelia ciliosa (Rydb.) Rydb. -- not accepted
  Phacelia cinerea Eastw. ex J.F. Macbr. -- not accepted -- ashy phacelia
  Phacelia cloudcroftensis N.D. Atwood -- accepted -- Cloudcroft phacelia
  Phacelia coerulea Greene -- accepted -- skyblue phacelia, skyblue scorpionweed
  Phacelia congdonii Greene -- accepted -- Congdon's phacelia
  Phacelia congesta Hook. -- accepted -- blue curls, caterpillars, spike phacelia
  Phacelia congesta var. dissecta A. Gray -- not accepted
  Phacelia congesta var. rupestris (Greene) J.F. Macbr. -- not accepted
  Phacelia constancei N.D. Atwood -- accepted -- Constance's phacelia, Constance's scorpion-weed
  Phacelia cookei Constance & Heckard -- accepted -- Cooke's phacelia
  Phacelia corrugata A. Nelson -- not accepted
  Phacelia corymbosa Jeps. -- accepted -- serpentine phacelia
  Phacelia covillei S. Watson -- accepted -- Coville's phacelia
  Phacelia crassifolia Torr. ex S. Watson -- not accepted
  Phacelia crenulata Torr. ex S. Watson -- accepted -- caterpillarweed, cleftleaf wildheliotrope, notch-leaf scorpion-weed
  Phacelia crenulata var. ambigua (M.E. Jones) J.F. Macbr. -- accepted -- caterpillarweed, purplestem phacelia
  Phacelia crenulata var. angustifolia N.D. Atwood -- accepted -- cleftleaf phacelia, cleftleaf scorpion-weed
  Phacelia crenulata var. corrugata (A. Nelson) Brand -- accepted -- cleftleaf scorpion-weed, cleftleaf wildheliotrope, wildheliotrope
  Phacelia crenulata var. crenulata Torr. ex S. Watson -- accepted -- cleftleaf wildheliotrope
  Phacelia crenulata var. funerea J. Voss ex Munz -- not accepted
  Phacelia crenulata var. minutiflora (J. Voss) Jeps. -- accepted -- cleftleaf wildheliotrope, smallflower scorpion-weed
  Phacelia crenulata var. vulgaris Brand -- not accepted
  Phacelia cronquistiana S.L. Welsh -- accepted -- Cronquist's phacelia
  Phacelia cryptantha Greene -- accepted -- hidden-flower scorpion-weed, hiddenflower phacelia, limestone phacelia
  Phacelia cryptantha var. derivata J. Voss -- not accepted
  Phacelia curvipes Torr. ex S. Watson -- accepted -- Washoe phacelia, Washoe scorpion-weed
  Phacelia curvipes var. macrantha (Parish) Munz -- not accepted
  Phacelia dalesiana J.T. Howell -- accepted -- Scott Mountain phacelia, Trinity phacelia
  Phacelia dasyphylla Greene ex J.F. Macbr. -- not accepted
  Phacelia davidsonii A. Gray -- accepted -- Davidson's phacelia
  Phacelia demissa A. Gray -- accepted -- Intermountain phacelia, intermountain scorpion-weed, Intermountain scorpionweed
  Phacelia demissa var. demissa A. Gray -- accepted -- Intermountain phacelia, intermountain scorpion-weed
  Phacelia demissa var. heterotricha J.T. Howell -- not accepted
  Phacelia demissa var. minor N.D. Atwood -- accepted -- Intermountain phacelia
  Phacelia demissa var. typica J.T. Howell -- not accepted
  Phacelia denticulata Osterh. -- accepted -- Rocky Mountain phacelia, Rocky Mountain scorpionweed
  Phacelia depauperata Wooton & Standl. -- not accepted
  Phacelia deserta A. Nelson -- not accepted
  Phacelia distans Benth. -- accepted -- distant phacelia, distant scorpion-weed
  Phacelia distans var. australis Brand -- not accepted
  Phacelia divaricata (Benth.) A. Gray -- accepted -- divaricate phacelia
  Phacelia divaricata var. congdonii (Greene) Munz -- not accepted
  Phacelia divaricata var. continentis (J.T. Howell) Munz -- not accepted
  Phacelia divaricata var. insularis (Munz) Munz -- not accepted
  Phacelia douglasii (Benth.) Torr. -- accepted -- Douglas' phacelia
  Phacelia douglasii ssp. cryptantha (Brand) R.M. Beauch. -- not accepted
  Phacelia douglasii var. cryptantha Brand -- not accepted
  Phacelia douglasii var. douglasii (Benth.) Torr. -- accepted -- Douglas' phacelia
  Phacelia douglasii var. petrophila Jeps. -- accepted -- rockloving phacelia
  Phacelia dubia (L.) Trel. -- accepted -- smallflower phacelia
  Phacelia dubia var. dubia (L.) Trel. -- accepted -- smallflower phacelia
  Phacelia dubia var. fallax (Fernald) Gleason -- not accepted
  Phacelia dubia var. georgiana McVaugh -- accepted -- smallflower phacelia
  Phacelia dubia var. interior Fernald -- accepted -- interior phacelia
  Phacelia egena (Greene ex Brand) Greene ex J.T. Howell -- accepted -- Kaweah River phacelia, Kaweah river scorpion-weed
  Phacelia eisenii Brandegee -- accepted -- Eisen's phacelia
  Phacelia eisenii var. brandegeeana J.T. Howell -- not accepted
  Phacelia eremophila Greene -- not accepted
  Phacelia exilis (A. Gray) G.L. Lee -- accepted -- Transverse Range phacelia
  Phacelia filiformis Brand -- accepted -- narrow phacelia, narrow scorpion-weed
  Phacelia fimbriata Michx. -- accepted -- fringed phacelia
  Phacelia floribunda Greene -- accepted -- southern island phacelia
  Phacelia formosula Osterh. -- accepted -- North Park phacelia
  Phacelia franklinii (R. Br.) A. Gray -- accepted -- Franklin's phacelia
  Phacelia fremontii Torr. -- accepted -- Fremont's phacelia, Fremont's scorpion-weed
  Phacelia frigida Greene -- not accepted
  Phacelia frigida ssp. dasyphylla (Greene ex J.F. Macbr.) Heckard -- not accepted
  Phacelia frigida ssp. frigida Greene -- not accepted -- cold phacelia
  Phacelia furnissii N.D. Atwood -- accepted -- Furniss' phacelia
  Phacelia geraniifolia Brand -- accepted -- geraniumleaf phacelia, Panamint phacelia
  Phacelia gilioides Brand -- accepted -- Brand's phacelia, southeastern phacelia
  Phacelia glaberrima (Torr. ex S. Watson) J.T. Howell -- accepted -- Reese River phacelia, southwestern phacelia
  Phacelia glabra Nutt. -- accepted -- smooth phacelia, smooth scorpionweed
  Phacelia glandulifera Piper -- accepted -- sticky phacelia
  Phacelia glandulosa Nutt. -- accepted -- glandular phacelia
  Phacelia glandulosa var. deserta (A. Nelson) Brand -- accepted -- glandular phacelia
  Phacelia glandulosa var. glandulosa Nutt. -- accepted -- glandular phacelia
  Phacelia glechomifolia A. Gray -- accepted -- pennyroyal leaf phacelia, pennyroyal-leaf scorpion-weed
  Phacelia grandiflora (Benth.) A. Gray -- accepted -- largeflower phacelia
  Phacelia greenei J.T. Howell -- accepted -- Scott Valley phacelia
  Phacelia grisea A. Gray -- accepted -- Santa Lucia phacelia
  Phacelia gymnoclada Torr. ex S. Watson -- accepted -- nakedstem phacelia
  Phacelia hardhamiae Munz -- not accepted
  Phacelia hastata Douglas ex Lehm. -- accepted -- silver-leaf scorpion-weed, silverleaf phacelia, spearhead phacelia
  Phacelia hastata ssp. compacta (Brand) Heckard -- not accepted
  Phacelia hastata ssp. hastata Douglas ex Lehm. -- not accepted
  Phacelia hastata var. alpina (Rydb.) Cronquist -- not accepted
  Phacelia hastata var. charlestonensis Cronquist -- accepted -- Charleston phacelia
  Phacelia hastata var. compacta (Brand) Cronquist -- accepted -- compact phacelia, timberline phacelia
  Phacelia hastata var. dasyphylla (Greene ex J.F. Macbr.) Kartesz & Gandhi -- accepted -- spearshaped phacelia
  Phacelia hastata var. hastata Douglas ex Lehm. -- accepted -- silver-leaf scorpion-weed, silverleaf phacelia
  Phacelia hastata var. leptosepala (Rydb.) Cronquist -- not accepted
  Phacelia hastata var. leucophylla (Torr.) Cronquist -- not accepted
  Phacelia heterophylla Pursh -- accepted -- variable-leaf scorpion-weed, varileaf phacelia, virgate phacelia, wand phacelia
  Phacelia heterophylla ssp. heterophylla Pursh -- accepted -- variable-leaf scorpion-weed, varileaf phacelia
  Phacelia heterophylla ssp. virgata (Greene) Heckard -- accepted -- varileaf phacelia
  Phacelia heterophylla var. dasyphylla Greene ex J.F. Macbr. -- not accepted
  Phacelia heterophylla var. griseophylla (Brand) J.F. Macbr. -- not accepted
  Phacelia heterophylla var. pseudohispida (Brand) Cronquist -- not accepted
  Phacelia heterophylla var. typica Dundas -- not accepted
  Phacelia heterophylla var. virgata (Greene) Dorn -- not accepted
  Phacelia higginsii N.D. Atwood -- accepted -- Higgins' phacelia
  Phacelia hirsuta Nutt. -- accepted -- fuzzy phacelia, hairy phacelia
  Phacelia howelliana N.D. Atwood -- accepted -- harlequin phacelia, Harlequin scorpion-weed, Howell phacelia
  Phacelia hughesii N.D. Atwood -- accepted -- Hughes' phacelia
  Phacelia humilis Torr. & A. Gray -- accepted -- low phacelia
  Phacelia humilis var. dudleyi J.T. Howell -- accepted -- Dudley's phacelia
  Phacelia humilis var. humilis Torr. & A. Gray -- accepted -- low phacelia
  Phacelia humilis var. lobata Davidson -- not accepted
  Phacelia hydrophylloides Torr. ex A. Gray -- accepted -- waterleaf phacelia
  Phacelia idahoensis L.F. Hend. -- accepted -- Idaho phacelia
  Phacelia imbricata Greene -- accepted -- imbricate phacelia
  Phacelia imbricata ssp. bernardina (Greene) Heckard -- not accepted
  Phacelia imbricata ssp. imbricata Greene -- accepted -- imbricate phacelia
  Phacelia imbricata ssp. patula (Brand) Heckard -- accepted -- imbricate phacelia
  Phacelia incana Brand -- accepted -- hoary phacelia
  Phacelia inconspicua Greene -- accepted -- hidden phacelia, obscure phacelia
  Phacelia indecora J.T. Howell -- accepted -- drab phacelia
  Phacelia infundibuliformis Torr. -- accepted -- Rio Grande phacelia, Rio Grande scorpionweed
  Phacelia insularis Munz -- accepted -- coast phacelia
  Phacelia insularis var. continentis J.T. Howell -- accepted -- North Coast phacelia, northcoast phacelia
  Phacelia insularis var. insularis Munz -- accepted -- Island phacelia, northern Channel Islands phacelia
  Phacelia integrifolia Torr. -- accepted -- gypsum phacelia, gypsum scorpion-weed, scorpion-weed
  Phacelia integrifolia var. integrifolia Torr. -- accepted -- gypsum phacelia, gypsum scorpion-weed, gypsum scorpionweed
  Phacelia integrifolia var. texana (J. Voss) N.D. Atwood -- accepted -- scorpion-weed, Texan phacelia
  Phacelia integrifolia var. typica J. Voss -- not accepted
  Phacelia intermedia Wooton -- not accepted
  Phacelia inundata J.T. Howell -- accepted -- playa phacelia, playa yellow phacelia
  Phacelia inyoensis (J.F. Macbr.) J.T. Howell -- accepted -- Inyo phacelia
  Phacelia ivesiana Torr. -- accepted -- Ives' phacelia, Ives' scorpion-weed
  Phacelia ivesiana var. glandulifera (Piper) A. Nelson & J.F. Macbr. -- not accepted
  Phacelia ivesiana var. ivesiana Torr. -- accepted -- Ives' phacelia, Ives' scorpion-weed
  Phacelia ivesiana var. pediculoides J.T. Howell -- accepted -- Ives' phacelia, louse phacelia, lousewort scorpion-weed
  Phacelia ivesiana var. typica J.T. Howell -- not accepted
  Phacelia ixodes Kellogg -- accepted -- Costa Baja phacelia
  Phacelia keckii Munz & I.M. Johnst. -- not accepted
  Phacelia laxa Small -- accepted -- coastal phacelia, coastal scorpionweed
  Phacelia laxiflora J.T. Howell -- accepted -- dozing phacelia, dozing scorpion-weed, nodding phacelia
  Phacelia leibergii Brand -- accepted -- Leiberg's phacelia
  Phacelia lemmonii A. Gray -- accepted -- Lemmon's phacelia, Lemmon's scorpion-weed
  Phacelia lenta Piper -- accepted -- sticky phacelia
  Phacelia leonis J.T. Howell -- accepted -- Siskiyou phacelia
  Phacelia leptosepala Rydb. -- accepted -- narrowsepal phacelia
  Phacelia leucophylla Torr. -- not accepted
  Phacelia leucophylla var. alpina (Rydb.) Dundas -- not accepted
  Phacelia leucophylla var. suksdorfii J.F. Macbr. -- not accepted
  Phacelia linearis (Pursh) Holz. -- accepted -- linearleaf phacelia, threadleaf phacelia
  Phacelia lobata (Davidson) Jeps. -- not accepted
  Phacelia longipes Torr. ex A. Gray -- accepted -- longstalk phacelia
  Phacelia lutea (Hook. & Arn.) J.T. Howell -- accepted -- yellow phacelia
  Phacelia lutea var. calva Cronquist -- accepted -- Owyhee phacelia
  Phacelia lutea var. glandulifera (Torr. ex S. Watson) Cronquist -- not accepted
  Phacelia lutea var. lutea (Hook. & Arn.) J.T. Howell -- accepted -- yellow phacelia
  Phacelia lutea var. mackenzieorum J. Grimes & Packard -- accepted -- MacKenzie's phacelia
  Phacelia lutea var. purpurascens J.T. Howell -- not accepted
  Phacelia lutea var. scopulina (A. Nelson) Cronquist -- not accepted
  Phacelia lutea var. submutica (J.T. Howell) Cronquist -- not accepted
  Phacelia lyallii (A. Gray) Rydb. -- accepted -- alpine phacelia
  Phacelia lyonii (A. Gray) Rydb. -- accepted -- Lyon's phacelia
  Phacelia maculata Alph. Wood -- accepted -- spotted phacelia
  Phacelia magellanica (Lam.) Coville -- not accepted
  Phacelia malvifolia Cham. -- accepted -- stinging phacelia
  Phacelia malvifolia var. loasifolia (Benth.) Brand -- not accepted
  Phacelia mammillarensis N.D. Atwood -- accepted -- Nipple Beach phacelia
  Phacelia marcescens Eastw. ex J.F. Macbr. -- accepted -- persistentflower phacelia
  Phacelia minor (Harv.) Thell. -- accepted -- wild Canterbury bells
  Phacelia minutiflora J. Voss -- not accepted
  Phacelia minutissima L.F. Hend. -- accepted -- least phacelia, small phacelia
  Phacelia mohavensis A. Gray -- accepted -- Mojave phacelia
  Phacelia mohavensis var. exilis A. Gray -- not accepted
  Phacelia mollis J.F. Macbr. -- accepted -- soft phacelia
  Phacelia monoensis Halse -- accepted -- Mono phacelia
  Phacelia mustelina Coville -- accepted -- weasel phacelia
  Phacelia mutabilis Greene -- accepted -- changeable phacelia
  Phacelia nashiana Jeps. -- accepted -- Charlotte's phacelia
  Phacelia neglecta M.E. Jones -- accepted -- alkali phacelia, alkali scorpion-weed
  Phacelia nemoralis Greene -- accepted -- shade phacelia
  Phacelia nemoralis ssp. nemoralis Greene -- accepted -- shade phacelia
  Phacelia nemoralis ssp. oregonensis Heckard -- accepted -- Oregon phacelia
  Phacelia neomexicana Thurb. ex Torr. -- accepted -- New Mexico phacelia, New Mexico scorpion-weed, New Mexico scorpionweed
  Phacelia neomexicana var. alba (Rydb.) Brand -- not accepted
  Phacelia neomexicana var. pseudoarizonica (Brand) J. Voss -- not accepted
  Phacelia nevadensis J.T. Howell -- not accepted
  Phacelia novenmillensis Munz -- accepted -- Nine Mile Canyon phacelia
  Phacelia oreopola Heckard -- not accepted -- San Gabriel Mountain scorpionweed
  Phacelia oreopola ssp. oreopola Heckard -- not accepted -- San Gabriel Mountain scorpionweed
  Phacelia oreopola ssp. simulans Heckard -- not accepted
  Phacelia orogenes Brand -- accepted -- mountain phacelia
  Phacelia pachyphylla A. Gray -- accepted -- blacktack phacelia
  Phacelia pallida I.M. Johnst. -- accepted -- pale phacelia, pale scorpionweed
  Phacelia palmeri Torr. ex S. Watson -- accepted -- Palmer's phacelia, Palmer's scorpion-weed, Palmer's scorpionweed
  Phacelia palmeri var. foetida (Goodding) Brand -- not accepted
  Phacelia parishii A. Gray -- accepted -- Parish's phacelia
  Phacelia parryi Torr. -- accepted -- Parry's phacelia, Parry's scorpion-weed
  Phacelia parryi var. celata Jeps. & Hoover ex Jeps. -- not accepted
  Phacelia patuliflora (Engelm. & A. Gray) A. Gray -- accepted -- sand phacelia, sand scorpionweed
  Phacelia patuliflora var. austrotexana J.A. Moyer -- accepted -- sand phacelia
  Phacelia patuliflora var. patuliflora (Engelm. & A. Gray) A. Gray -- accepted -- sand phacelia, sand scorpionweed
  Phacelia patuliflora var. teucriifolia (I.M. Johnst.) Constance -- accepted -- sand phacelia, sand scorpionweed
  Phacelia peckii J.T. Howell -- accepted -- Peck's phacelia
  Phacelia pedicellata A. Gray -- accepted -- pedicellate phacelia, pedicellate scorpion-weed
  Phacelia pediculoides (J.T. Howell) Constance -- not accepted
  Phacelia peirsoniana J.T. Howell -- accepted -- handsome phacelia, trail phacelia
  Phacelia perityloides Coville -- accepted -- Panamint phacelia
  Phacelia perityloides var. jaegeri Munz -- not accepted
  Phacelia perityloides var. laxiflora (J.T. Howell) Cronquist -- not accepted
  Phacelia perityloides var. perityloides Coville -- not accepted
  Phacelia phacelioides (Benth.) Brand -- accepted -- Mount Diablo phacelia, Mt. Diablo phacelia
  Phacelia pinkavae N.D. Atwood -- accepted -- Pinkava's phacelia
  Phacelia platyloba A. Gray -- accepted -- broadlobe phacelia
  Phacelia popei Torr. & A. Gray -- accepted -- Pope's phacelia, Pope's scorpionweed
  Phacelia popei var. arizonica (A. Gray) J. Voss -- not accepted
  Phacelia popei var. similis (Wooton & Standl.) J. Voss -- not accepted
  Phacelia pringlei A. Gray -- accepted -- Pringle's phacelia
  Phacelia procera A. Gray -- accepted -- tall phacelia
  Phacelia pulchella A. Gray -- accepted -- beautiful phacelia, beautiful scorpionweed
  Phacelia pulchella var. atwoodii S.L. Welsh -- accepted -- Atwood's phacelia
  Phacelia pulchella var. gooddingii (Brand) J.T. Howell -- accepted -- Goodding's phacelia
  Phacelia pulchella var. pulchella A. Gray -- accepted -- beautiful phacelia, beautiful scorpion-weed, beautiful scorpionweed
  Phacelia pulchella var. sabulonum J.T. Howell -- accepted -- beautiful phacelia
  Phacelia pulchella var. typica J.T. Howell -- not accepted
  Phacelia purpusii Brandegee -- accepted -- Purpus' phacelia
  Phacelia purshii Buckley -- accepted -- Miami mist
  Phacelia quickii J.T. Howell -- accepted -- Quick's phacelia
  Phacelia racemosa (Kellogg) Brandegee -- accepted -- racemose phacelia
  Phacelia rafaelensis N.D. Atwood -- accepted -- plateau phacelia, plateau scorpion-weed
  Phacelia ramosissima Douglas ex Lehm. -- accepted -- branched scorpion-weed, branching phacelia
  Phacelia ramosissima var. austrolitoralis Munz -- accepted -- branching phacelia
  Phacelia ramosissima var. eremophila (Greene) J.F. Macbr. -- accepted -- branching phacelia
  Phacelia ramosissima var. latifolia (Torr.) Cronquist -- accepted -- branched scorpion-weed, branching phacelia
  Phacelia ramosissima var. montereyensis Munz -- accepted -- branching phacelia
  Phacelia ramosissima var. ramosissima Douglas ex Lehm. -- accepted -- branching phacelia
  Phacelia ramosissima var. subglabra M. Peck -- accepted -- branching phacelia
  Phacelia ramosissima var. suffrutescens (Parry) A. Gray -- not accepted
  Phacelia ramosissima var. valida M. Peck -- not accepted
  Phacelia ranunculacea (Nutt.) Constance -- accepted -- oceanblue phacelia
  Phacelia rattanii A. Gray -- accepted -- rattan phacelia, Rattan's phacelia
  Phacelia robusta (J.F. Macbr.) I.M. Johnst. -- accepted -- stout phacelia, stout scorpionweed
  Phacelia rotundifolia Torr. ex S. Watson -- accepted -- natalgrass, round-leaf scorpion-weed, roundleaf phacelia
  Phacelia rupestris Greene -- accepted -- rock phacelia, rock scorpion-weed, rock scorpionweed
  Phacelia salina (A. Nelson) J.T. Howell -- accepted -- alkaline phacelia, Bitter Creek phacelia
  Phacelia saxicola A. Gray -- accepted -- rock phacelia, stonecrop phacelia, stonecrop scorpion-weed
  Phacelia scopulina (A. Nelson) J.T. Howell -- accepted -- Debeque phacelia, Debeque scorpion-weed, prostrate phacelia
  Phacelia scopulina var. scopulina (A. Nelson) J.T. Howell -- accepted -- Debeque phacelia
  Phacelia scopulina var. submutica (J.T. Howell) Halse -- accepted -- Debeque phacelia
  Phacelia sericea (Graham) A. Gray -- accepted -- purplefringe, silky phacelia
  Phacelia sericea ssp. ciliosa (Rydb.) G.W. Gillett -- accepted -- purplefringe, silky phacelia
  Phacelia sericea ssp. sericea (Graham) A. Gray -- accepted -- silky phacelia
  Phacelia sericea var. biennis (A. Nelson) Brand -- not accepted
  Phacelia sericea var. caespitosa Brand -- not accepted
  Phacelia sericea var. ciliosa Rydb. -- not accepted
  Phacelia serrata J. Voss -- accepted -- cinder phacelia, saw phacelia, saw scorpion-weed
  Phacelia sonoitensis S.P. McLaughlin -- accepted
  Phacelia splendens Eastw. -- accepted -- patch phacelia, patch scorpionweed
  Phacelia stebbinsii Constance & Heckard -- accepted -- Stebbins' phacelia
  Phacelia stellaris Brand -- accepted -- Brand's phacelia, star phacelia
  Phacelia strictiflora (Engelm. & A. Gray) A. Gray -- accepted -- prairie phacelia
  Phacelia strictiflora var. connexa Constance -- accepted -- prairie phacelia, prairie scorpionweed
  Phacelia strictiflora var. lundelliana Constance -- accepted -- Lundell's phacelia
  Phacelia strictiflora var. robbinsii Constance -- accepted -- Robbins' phacelia
  Phacelia strictiflora var. strictiflora (Engelm. & A. Gray) A. Gray -- accepted -- prairie phacelia, prairie scorpionweed
  Phacelia suaveolens Greene -- accepted -- sweetscented phacelia
  Phacelia suaveolens ssp. keckii (Munz & I.M. Johnst.) Thorne -- accepted -- Keck's phacelia, Santiago Peak phacelia
  Phacelia suaveolens ssp. suaveolens Greene -- accepted -- sweetscented phacelia
  Phacelia suaveolens var. keckii (Munz & I.M. Johnst.) J.T. Howell -- not accepted
  Phacelia suaveolens var. suaveolens Greene -- not accepted
  Phacelia submutica J.T. Howell -- not accepted -- DeBeque phacelia
  Phacelia suffrutescens Parry -- not accepted
  Phacelia tanacetifolia Benth. -- accepted -- facelia, fiddleneck, lacy phacelia, lacy scorpion-weed
  Phacelia tanacetifolia subvar. tenuisecta Brand -- not accepted
  Phacelia tenuipes Wooton & Standl. -- not accepted
  Phacelia tetramera J.T. Howell -- accepted -- fourpart phacelia
  Phacelia texana J. Voss -- not accepted
  Phacelia thermalis Greene -- accepted -- heated phacelia
  Phacelia umbrosa Greene -- accepted -- Colorado Desert phacelia
  Phacelia utahensis J. Voss -- accepted -- Utah phacelia
  Phacelia vallicola Congd. ex Brand -- accepted -- Mariposa phacelia
  Phacelia vallis-mortae J. Voss -- accepted -- Death Valley phacelia, Death valley scorpion-weed
  Phacelia vallis-mortae var. heliophila (J.F. Macbr.) J. Voss -- accepted -- sunloving phacelia
  Phacelia vallis-mortae var. vallis-mortae J. Voss -- accepted -- Death Valley phacelia
  Phacelia verna Howell -- accepted -- spring phacelia
  Phacelia viscida (Benth. ex Lindl.) Torr. -- accepted -- tacky phacelia
  Phacelia vossii N.D. Atwood -- accepted -- Voss' phacelia
  Phacelia welshii N.D. Atwood -- accepted -- Welsh phacelia, Welsh's phacelia, Welsh's scorpion-weed
  Phacelia whitlavia A. Gray -- not accepted
  Pholisma Nutt. ex Hook. -- accepted
  Pholisma arenarium Nutt. ex Hook. -- accepted -- desert Christmas tree
  Pholisma depressum Greene -- not accepted
  Pholisma paniculatum Templeton -- not accepted
  Pholisma sonorae (Torr. ex A. Gray) Yatsk. -- accepted -- sandfood
  Pholistoma Lilja -- accepted -- fiesta flower, fiestaflower
  Pholistoma auritum (Lindl.) Lilja -- accepted -- blue fiesta-flower, blue fiestaflower, desert fiestaflower
  Pholistoma auritum var. arizonicum (M.E. Jones) Constance -- accepted -- Arizona fiestaflower, blue fiesta-flower
  Pholistoma auritum var. auritum (Lindl.) Lilja -- accepted -- blue fiestaflower
  Pholistoma membranaceum (Benth.) Constance -- accepted -- white fiestaflower
  Pholistoma racemosa (Nutt. ex A. Gray) Constance -- not accepted
  Pholistoma racemosum (Nutt. ex A. Gray) Constance -- accepted -- racemed fiestaflower
  Plagiobothrys Fisch. & C.A. Mey. -- accepted -- popcornflower
  Plagiobothrys acanthocarpus (Piper) I.M. Johnst. -- accepted -- adobe popcornflower
  Plagiobothrys arizonicus (A. Gray) Greene ex A. Gray -- accepted -- Arizona popcornflower, bloodweed, lipstick plant
  Plagiobothrys arizonicus var. catalinensis A. Gray -- not accepted
  Plagiobothrys asper Greene -- not accepted
  Plagiobothrys austiniae (Greene) I.M. Johnst. -- accepted -- Austin's popcornflower
  Plagiobothrys bracteatus (Howell) I.M. Johnst. -- accepted -- bracted popcornflower
  Plagiobothrys bracteatus var. aculeolatus (Piper) I.M. Johnst. -- accepted -- bracted popcornflower
  Plagiobothrys bracteatus var. bracteatus (Howell) I.M. Johnst. -- accepted -- bracted popcornflower
  Plagiobothrys californicus (A. Gray) Greene -- not accepted
  Plagiobothrys californicus var. fulvescens I.M. Johnst. -- not accepted
  Plagiobothrys californicus var. gracilis I.M. Johnst. -- not accepted
  Plagiobothrys californicus var. ursinus (A. Gray) I.M. Johnst. -- not accepted
  Plagiobothrys campestris Greene -- not accepted
  Plagiobothrys canescens Benth. -- accepted -- valley popcornflower
  Plagiobothrys canescens var. canescens Benth. -- accepted -- valley popcornflower
  Plagiobothrys canescens var. catalinensis (A. Gray) Jeps. -- accepted -- Catalina popcornflower
  Plagiobothrys chorisianus (Cham.) I.M. Johnst. -- accepted -- artist's popcornflower
  Plagiobothrys chorisianus var. chorisianus (Cham.) I.M. Johnst. -- accepted -- artist's popcornflower
  Plagiobothrys chorisianus var. hickmanii (Greene) I.M. Johnst. -- accepted -- Hickman's popcornflower
  Plagiobothrys chorisianus var. undulatus (Piper) Higgins -- not accepted -- artist's popcornflower
  Plagiobothrys cognatus (Greene) I.M. Johnst. -- not accepted
  Plagiobothrys collinus (Phil.) I.M. Johnst. -- accepted -- Cooper's popcornflower
  Plagiobothrys collinus var. californicus (A. Gray) Higgins -- accepted -- Cooper's popcornflower
  Plagiobothrys collinus var. fulvescens (I.M. Johnst.) Higgins -- accepted -- Cooper's popcornflower
  Plagiobothrys collinus var. gracilis (I.M. Johnst.) Higgins -- accepted -- Cooper's popcornflower
  Plagiobothrys collinus var. ursinus (A. Gray) Higgins -- accepted -- Cooper's popcornflower
  Plagiobothrys cusickii (Greene) I.M. Johnst. -- not accepted
  Plagiobothrys diffusus (Greene) I.M. Johnst. -- not accepted -- San Francisco popcornflower
  Plagiobothrys distantiflorus (Piper) I.M. Johnst. ex M. Peck -- accepted -- California popcornflower
  Plagiobothrys figuratus (Piper) I.M. Johnst. ex M. Peck -- accepted -- fragrant popcornflower
  Plagiobothrys figuratus ssp. corallicarpus (Piper) K.L. Chambers -- not accepted -- fragrant popcornflower
  Plagiobothrys figuratus ssp. figuratus (Piper) I.M. Johnst. ex M. Peck -- not accepted -- fragrant popcornflower
  Plagiobothrys figuratus var. corallicarpus (Piper) K.L. Chambers -- accepted -- fragrant popcornflower
  Plagiobothrys figuratus var. figuratus (Piper) I.M. Johnst. ex M. Peck -- accepted -- fragrant popcornflower
  Plagiobothrys fulvus (Hook. & Arn.) I.M. Johnst. -- accepted -- fulvous popcornflower
  Plagiobothrys fulvus var. campestris (Greene) I.M. Johnst. -- accepted -- fulvous popcornflower
  Plagiobothrys fulvus var. fulvus (Hook. & Arn.) I.M. Johnst. -- accepted -- fulvous popcornflower
  Plagiobothrys glaber (A. Gray) I.M. Johnst. -- accepted -- glabrous allocarya, hairless popcornflower
  Plagiobothrys glomeratus A. Gray -- accepted -- cluster popcornflower, clustered popcornflower
  Plagiobothrys glyptocarpus (Piper) I.M. Johnst. -- accepted -- sculptured popcornflower
  Plagiobothrys glyptocarpus var. glyptocarpus (Piper) I.M. Johnst. -- accepted -- sculptured popcornflower
  Plagiobothrys glyptocarpus var. modestus I.M. Johnst. -- accepted -- Cedar Crest allocarya, sculptured popcornflower
  Plagiobothrys granulatus (Piper) I.M. Johnst. -- not accepted
  Plagiobothrys greenei (A. Gray) I.M. Johnst. -- accepted -- Greene's popcornflower
  Plagiobothrys harknessii Greene -- not accepted
  Plagiobothrys hirtus (Greene) I.M. Johnst. -- accepted -- rough popcornflower
  Plagiobothrys hirtus var. corallicarpus (Piper) I.M. Johnst. -- not accepted
  Plagiobothrys hirtus var. figuratus (Piper) I.M. Johnst. -- not accepted
  Plagiobothrys hispidulus (Greene) I.M. Johnst. -- accepted -- sleeping popcornflower
  Plagiobothrys hispidus A. Gray -- accepted -- Cascade popcornflower
  Plagiobothrys humistratus (Greene) I.M. Johnst. -- accepted -- dwarf popcornflower
  Plagiobothrys hystriculus (Piper) I.M. Johnst. -- accepted -- bearded allocarya, bearded popcornflower
  Plagiobothrys infectivus I.M. Johnst. -- accepted -- dye popcornflower
  Plagiobothrys jonesii A. Gray -- accepted -- Jones' popcornflower, Mojave popcornflower
  Plagiobothrys kingii (S. Watson) A. Gray -- accepted -- Great Basin popcornflower
  Plagiobothrys kingii var. harknessii (Greene) Jeps. -- accepted -- Harness' popcornflower
  Plagiobothrys kingii var. kingii (S. Watson) A. Gray -- accepted -- Great Basin popcornflower, King's popcornflower
  Plagiobothrys lamprocarpus (Piper) I.M. Johnst. -- accepted -- shinyfruit popcornflower
  Plagiobothrys leptocladus (Greene) I.M. Johnst. -- accepted -- alkali popcornflower, finebranched popcornflower, smoothstem popcornflower
  Plagiobothrys lithocaryus (Greene ex A. Gray) I.M. Johnst. -- accepted -- Mayacamas popcornflower
  Plagiobothrys mollis (A. Gray) I.M. Johnst. -- accepted -- creeping popcornflower, soft popcornflower
  Plagiobothrys mollis var. mollis (A. Gray) I.M. Johnst. -- accepted -- soft popcornflower
  Plagiobothrys mollis var. vestitus (Greene) I.M. Johnst. -- accepted -- Petaluma popcornflower, soft popcornflower
  Plagiobothrys myosotoides (Lehm.) Brand -- accepted -- forget-me-not popcornflower
  Plagiobothrys nelsonii (Greene) I.M. Johnst. -- not accepted
  Plagiobothrys nothofulvus (A. Gray) A. Gray -- accepted -- rusty popcornflower
  Plagiobothrys orientalis (L.) I.M. Johnst. -- accepted -- Oriental popcornflower
  Plagiobothrys orthocarpus (Greene) I.M. Johnst. -- not accepted
  Plagiobothrys parishii I.M. Johnst. -- accepted -- Parish's popcornflower
  Plagiobothrys pringlei Greene -- accepted -- Pringle's popcornflower
  Plagiobothrys reticulatus (Piper) I.M. Johnst. -- accepted -- netted popcornflower
  Plagiobothrys reticulatus var. reticulatus (Piper) I.M. Johnst. -- not accepted -- popcornflower
  Plagiobothrys reticulatus var. rossianorum I.M. Johnst. -- not accepted
  Plagiobothrys salsus (Brandegee) I.M. Johnst. -- accepted -- salty popcornflower
  Plagiobothrys scopulorum (Greene) I.M. Johnst. -- not accepted
  Plagiobothrys scouleri (Hook. & Arn.) I.M. Johnst. -- accepted -- meadow popcornflower, Scouler's popcornflower
  Plagiobothrys scouleri ssp. penicillatus (Greene) Á. Löve -- not accepted
  Plagiobothrys scouleri var. cusickii (Greene) Higgins -- not accepted -- Cusick's popcornflower
  Plagiobothrys scouleri var. hispidulus (Greene) Dorn -- not accepted -- meadow popcornflower, sleeping popcornflower
  Plagiobothrys scouleri var. penicillatus (Greene) Cronquist -- not accepted
  Plagiobothrys scouleri var. scouleri (Hook. & Arn.) I.M. Johnst. -- not accepted -- Scouler's popcornflower
  Plagiobothrys scriptus (Greene) I.M. Johnst. -- accepted -- scribe allocarya, scribe popcornflower
  Plagiobothrys shastensis Greene ex A. Gray -- accepted -- Shasta popcornflower
  Plagiobothrys stipitatus (Greene) I.M. Johnst. -- accepted -- slender popcornflower, stalked popcornflower
  Plagiobothrys stipitatus var. micranthus (Piper) I.M. Johnst. -- accepted -- stalked popcornflower
  Plagiobothrys stipitatus var. stipitatus (Greene) I.M. Johnst. -- accepted -- stalked popcornflower
  Plagiobothrys strictus (Greene) I.M. Johnst. -- accepted -- Calistoga allocarya, Calistoga popcornflower
  Plagiobothrys tenellus (Nutt. ex Hook.) A. Gray -- accepted -- Pacific popcornflower
  Plagiobothrys tener (Greene) I.M. Johnst. -- accepted -- slender popcornflower
  Plagiobothrys tener var. fallax I.M. Johnst. -- not accepted
  Plagiobothrys tener var. subglaber I.M. Johnst. -- accepted -- slender popcornflower
  Plagiobothrys tener var. tener (Greene) I.M. Johnst. -- accepted -- slender popcornflower
  Plagiobothrys torreyi (A. Gray) A. Gray -- accepted -- Torrey's popcornflower
  Plagiobothrys torreyi var. diffusus (Greene) I.M. Johnst. -- accepted -- Torrey's popcornflower
  Plagiobothrys torreyi var. torreyi (A. Gray) A. Gray -- accepted -- Torrey's popcornflower
  Plagiobothrys trachycarpus (A. Gray) I.M. Johnst. -- accepted -- roughfruit popcornflower
  Plagiobothrys uncinatus J.T. Howell -- accepted -- Salinas Valley popcornflower
  Plagiobothrys undulatus (Piper) I.M. Johnst. -- accepted
  Pneumaria maritima (L.) Hill -- not accepted
  Ptilocalyx greggii Torr. & A. Gray -- not accepted
  Pulmonaria L. -- accepted -- lungwort
  Pulmonaria ciliata James ex Torr. -- not accepted
  Pulmonaria officinalis L. -- accepted -- common lungwort
  Pulmonaria saccharata Mill. -- accepted -- Bethlehem lungwort
  Rochefortia Sw. -- accepted
  Rochefortia acanthophora (DC.) Griseb. -- accepted -- greenheart ebony
  Rochefortia cuneata Sw. -- not accepted
  Rochefortia spinosa (Jacq.) Urb. -- accepted -- espino
  Romanzoffia Cham. -- accepted -- mistmaiden
  Romanzoffia californica Greene -- accepted -- California mistmaiden
  Romanzoffia sitchensis Bong. -- accepted -- Sitka mistmaiden
  Romanzoffia suksdorfii Greene -- not accepted
  Romanzoffia thompsonii Marttala -- accepted -- Thompson's mistmaiden
  Romanzoffia tracyi Jeps. -- accepted -- Tracy's mistmaiden
  Romanzoffia unalaschcensis Cham. -- accepted -- Alaska mistmaiden
  Romanzoffia unalaschcensis var. glabriuscula Hultén -- accepted -- Alaska mistmaiden
  Romanzoffia unalaschcensis var. unalaschcensis Cham. -- accepted -- Alaska mistmaiden
  Schobera angiosperma (Murray) Britton -- not accepted
  Sebesten rickseckeri (Millsp.) Britton -- not accepted
  Sebesten sebestena (L.) Britton ex Small -- not accepted
  Solanum mucronatum O.E. Schulz -- not accepted -- pepino
  Symphytum L. -- accepted -- comfrey
  Symphytum asperrimum Donn ex Sims -- not accepted
  Symphytum asperum Lepech. -- accepted -- consoude apre, prickly comfrey, rough comfrey
  Symphytum officinale L. -- accepted -- common comfrey
  Symphytum officinale ssp. uliginosum auct. non (Kern.) Nyman -- not accepted
  Symphytum peregrinum auct. non Ledeb. -- not accepted
  Symphytum tuberosum L. -- accepted -- tuberous comfrey
  Symphytum uliginosum Kern. -- not accepted
  Symphytum X uplandicum Nyman (pro. sp.) -- accepted -- upland comfrey
  Tiaridium indicum (L.) Lehm. -- not accepted
  Tiquilia Pers. -- accepted -- coldenia, crinklemat
  Tiquilia brevifolia var. plicata Torr. -- not accepted
  Tiquilia canescens (DC.) A.T. Richardson -- accepted -- ratear coldenia, woody crinklemat
  Tiquilia canescens var. canescens (DC.) A.T. Richardson -- accepted -- crinklemat, gray coldenia, gray tiquilia, ratear coldenia, woody crinklemat
  Tiquilia canescens var. pulchella (I.M. Johnst.) A.T. Richardson -- accepted -- woody crinklemat
  Tiquilia gossypina (Wooton & Standl.) A.T. Richardson -- accepted -- Texas crinklemat
  Tiquilia greggii (Torr. & A. Gray) A.T. Richardson -- accepted -- Gregg's coldenia, plumed crinklemat
  Tiquilia hispidissima (Torr. & A. Gray) A.T. Richardson -- accepted -- hairy coldenia, hairy crinklemat
  Tiquilia latior (I.M. Johnst.) A.T. Richardson -- accepted -- crinklemat, mat tiquilia, matted crinklemat
  Tiquilia mexicana (S. Watson) A.T. Richardson -- accepted -- Mexican coldenia, Mexican crinklemat
  Tiquilia nuttallii (Hook.) A.T. Richardson -- accepted -- Nuttall's crinklemat, Nuttall's tiquilia, rosette crinklemat
  Tiquilia palmeri (A. Gray) A.T. Richardson -- accepted -- Palmer's coldenia, Palmer's crinklemat, Palmer's tiquilia
  Tiquilia plicata (Torr.) A.T. Richardson -- accepted -- fan-leaf crinklemat, fanleaf crinklemat, fanleaf tiquilia
  Tiquiliopsis palmeri (A. Gray) Rydb. -- not accepted
  Tournefortia L. -- accepted -- soldierbush
  Tournefortia argentea L. f. -- accepted -- velvetleaf soldierbush
  Tournefortia bicolor Sw. -- accepted -- niguita
  Tournefortia caribaea (A. DC.) Griseb. -- accepted
  Tournefortia ferruginea Lam. -- not accepted
  Tournefortia filiflora Griseb. -- accepted -- cold withe
  Tournefortia gnaphalodes (L.) R. Br. ex Roem. & Schult. -- accepted
  Tournefortia hirsutissima L. -- accepted -- chiggery grapes
  Tournefortia laurifolia Vent. -- not accepted -- laurel-leaf soldierbush
  Tournefortia maculata Jacq. -- not accepted -- bejuco de masa
  Tournefortia microphylla Bertol. ex Spreng. -- not accepted
  Tournefortia peruviana Poir. -- not accepted
  Tournefortia poliochros Spreng. -- not accepted
  Tournefortia scabra Lam. -- accepted -- West Indian soldierbush
  Tournefortia sibirica L. -- accepted -- Siberian sea rosemary
  Tournefortia syringaefolia Vahl -- not accepted
  Tournefortia syringifolia Vahl -- not accepted
  Tournefortia tomentosa Mill. -- not accepted
  Tournefortia trinitatis L. Riley -- not accepted
  Tournefortia volubilis L. -- not accepted -- twining soldierbush
  Tricardia Torr. ex S. Watson -- accepted
  Tricardia watsonii Torr. ex S. Watson -- accepted -- threehearts
  Trigonotis Steven -- accepted
  Trigonotis peduncularis (Trevis.) Benth. ex Baker & S. Moore -- accepted -- cucumber herb
  Turricula J.F. Macbr. -- accepted
  Turricula parryi (A. Gray) J.F. Macbr. -- accepted -- common turricula
  Varronia angustifolia West ex Willd. -- not accepted
  Varronia bahamensis (Urb.) Millsp. -- accepted -- Bahama manjack
  Varronia bellonis (Urb.) Britton -- accepted -- serpentine manjack
  Varronia corymbosa (L.) Desv. -- not accepted
  Varronia globosa Jacq. -- not accepted
  Varronia lima Desv. -- accepted -- lija
  Varronia rupicola (Urb.) Britton -- accepted -- Puerto Rico manjack
  Wigandia Kunth -- accepted
  Wigandia caracasana Kunth -- not accepted
  Wigandia caracasana var. macrophylla Brand -- not accepted
  Wigandia urens (Ruiz & Pav.) Kunth -- accepted -- Caracus wigandia
  Wigandia urens var. caracasana (Kunth) D. Gibson -- accepted -- Caracus wigandia
   

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