|
Kingdom Animalia |
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Hyphalinae Britton, 1971 -- valid |
|
Hyphalus Britton, 1971 -- valid |
|
Hyphalus insularis Britton, 1971 -- valid |
|
Hyphalus kuscheli Britton, 1977 -- valid |
|
Hyphalus prolixus Britton, 1977 -- valid |
|
Hyphalus ultimus Britton, 1977 -- valid |
|
Hyphalus wisei Britton, 1973 -- valid |
|
Lemodinae Lawrence and Britton, 1991 -- valid |
|
Mecyclothorax ater Britton, 1948 -- valid |
|
Mecyclothorax exilis Britton, 1948 -- valid |
|
Mecyclothorax flavomarginatus Britton, 1948 -- valid |
|
Mecyclothorax incompositus Britton, 1948 -- valid |
|
Mecyclothorax irregularis Britton, 1948 -- valid |
|
Mecyclothorax lahainae Britton, 1948 -- valid |
|
Mecyclothorax minor Britton, 1948 -- valid |
|
Mecyclothorax paravus Britton, 1948 -- invalid |
|
Mecyclothorax parvus Britton, 1948 -- valid |
|
Mecyclothorax proximus Britton, 1948 -- valid |
|
Mecyclothorax quadratus Britton, 1948 -- valid |
|
Mecyclothorax sharpi Britton, 1948 -- valid |
|
Mecyclothorax tantalus Britton, 1948 -- valid |
|
Mecyclothorax variipes Britton, 1948 -- valid |
|
Mecyclothorax varipes Britton, 1948 -- invalid |
|
Myraboliidae Lawrence and Britton, 1991 -- valid |
|
Tasmosalpingidae Lawrence and Britton, 1991 -- valid |
|
Kingdom Plantae |
|
Acacia anegadensis Britton -- not accepted -- blackbrush wattle |
|
Acacia angustissima var. shrevei (Britton & Rose) Isely -- accepted -- Shreve prairie acacia, Shreve's prairie acacia |
|
Acaciella hirta (Nutt.) Britton & Rose -- not accepted |
|
Acaciella shrevei Britton & Rose -- not accepted |
|
Acaciopsis Britton & Rose -- not accepted |
|
Acaciopsis rigidula (Benth.) Britton & Rose -- not accepted |
|
Acanthocereus (Engelm. ex A. Berger) Britton & Rose -- accepted -- triangle cactus |
|
Acanthocereus albicaulis Britton & Rose -- not accepted |
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Acanthocereus colombianus Britton & Rose -- not accepted |
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Acanthocereus floridanus Small ex Britton & Rose -- not accepted |
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Acanthocereus horridus Britton & Rose -- not accepted |
|
Acanthocereus occidentalis Britton & Rose -- not accepted |
|
Acanthocereus pentagonus (L.) Britton & Rose -- not accepted |
|
Acanthocereus subinermis Britton & Rose -- not accepted |
|
Acanthorhipsalis (K. Schum.) Britton & Rose -- not accepted |
|
Acer interius Britton -- not accepted |
|
Acer negundo ssp. interius (Britton) Á. Löve & D. Löve -- not accepted |
|
Acer negundo var. interius (Britton) Sarg. -- accepted -- ash-leaf maple, boxelder, boxelder maple |
|
Acer saccharum var. nigrum (F. Michx.) Britton -- not accepted |
|
Acer stenocarpum Britton -- not accepted |
|
Acerates viridiflora var. ivesii Britton -- not accepted |
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Achimenes gracilis Britton ex Rusby -- not accepted |
|
Achimenes rusbyi Britton ex Rusby -- not accepted |
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Achimenes tubiflora (Hook.) Britton -- not accepted |
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Achyranthes peploides (Humb. & Bonpl. ex Schult.) Britton & P. Wilson -- not accepted |
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Acisanthera acisanthera (L.) Britton -- not accepted |
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Acmispon americanus var. helleri (Britton) Brouillet -- accepted -- Heller's bird's-foot trefoil |
|
Acmispon helleri (Britton) A. Heller -- not accepted |
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Acmispon mearnsii (Britton) Brouillet -- accepted -- Mearns' bird's-foot trefoil |
|
Acmispon mearnsii var. mearnsii (Britton) Brouillet -- accepted -- Mearns' bird's-foot trefoil |
|
Adenorachis atropurpurea (Britton) Nieuwl. -- not accepted |
|
Adenoropium hastatum (Jacq.) Britton & P. Wilson -- not accepted |
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Adipera bicapsularis (L.) Britton & Rose ex Britton & P. Wilson -- not accepted |
|
Adipera corymbosa (Lam.) Britton & Rose -- not accepted |
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Adipera laevigata (Willd.) Britton & Rose ex Britton & P. Wilson -- not accepted |
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Adipera stahlii (Urb.) Britton & Rose ex Britton & P. Wilson -- not accepted |
|
Adlumia fungosa (Aiton) Greene ex Britton, Sterns & Poggenb. -- accepted -- Allegheny vine, climbing fumitory, mountain-fringe |
|
Aeschynomene virginica (L.) Britton, Sterns & Poggenb. -- accepted -- northern jointvetch, sensitive joint-vetch, Virginia jointvetch |
|
Agalinis aspera (Douglas ex Benth.) Britton -- accepted -- rough foxglove, tall false foxglove |
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Agalinis besseyana (Britton) Britton -- not accepted |
|
Agalinis linifolia (Nutt.) Britton -- accepted -- flaxleaf false foxglove |
|
Agalinis parvifolia (Chapm.) Small ex Britton -- not accepted |
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Agalinis paupercula (A. Gray) Britton -- not accepted -- smallflower false foxglove |
|
Agalinis paupercula var. paupercula (A. Gray) Britton -- not accepted -- smallflower false foxglove |
|
Agalinis skinneriana (Alph. Wood) Britton -- accepted -- Skinner's false foxglove |
|
Agastache anethiodora (Nutt.) Britton -- not accepted |
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Agrimonia mollis (Torr. & A. Gray) Britton -- not accepted |
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Agrostis hiemalis (Walter) Britton, Sterns & Poggenb. -- not accepted |
|
Agrostis hyemalis (Walter) Britton, Sterns & Poggenb. -- accepted -- winter bentgrass |
|
Agrostis hyemalis var. hyemalis (Walter) Britton, Sterns & Poggenb. -- not accepted |
|
Aklema petiolaris (Sims) Millsp. ex Britton -- not accepted |
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Albizia adinocephala (Donn. Sm.) Britton & Rose ex Record -- accepted -- cream albizia |
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Albizia carbonaria Britton -- accepted -- naked albizia |
|
Alliaria alliaria (L.) Britton -- not accepted |
|
Alloplectus bolivianus (Britton ex Rusby) Wiehler -- not accepted |
|
Alloplectus grandifolius Britton ex Rusby -- not accepted |
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Alnus alnus (L.) Britton -- not accepted |
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Alnus noveboracensis Britton -- not accepted |
|
Aloysia triphylla (L'Hér.) Britton -- not accepted -- lemon beebrush |
|
Alsinanthe stricta ssp. dawsonensis (Britton) Á. Löve & D. Löve -- not accepted |
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Alsine antillana (Urb.) Britton & P. Wilson -- not accepted |
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Alsine aquatica (L.) Britton -- not accepted |
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Alsine borealis (Bigelow) Britton -- not accepted |
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Alsine crassifolia (Ehrh.) Britton -- not accepted |
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Alsine fontinalis (Short & Peter) Britton -- not accepted |
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Alsine glauca (With.) Britton -- not accepted |
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Alsine graminea (L.) Britton -- not accepted |
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Alsine holostea (L.) Britton -- not accepted |
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Alsine humifusa (Rottb.) Britton -- not accepted |
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Alsine longifolia (Muhl. ex Willd.) Britton -- not accepted |
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Alsine pubera (Michx.) Britton -- not accepted |
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Alsine uliginosa (Murray) Britton -- not accepted |
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Amelanchier alabamensis Britton -- not accepted |
|
Amelanchier arborea var. alabamensis (Britton) G.N. Jones -- not accepted -- Alabama serviceberry |
|
Amelanchier canadensis var. obovalis (Michx.) Britton, Sterns & Poggenb. -- accepted -- coastal serviceberry |
|
Amerosedum leibergii (Britton) Á. Löve & D. Löve -- not accepted |
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Ammannia koehnei Britton -- not accepted |
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Amomis grisea (Kiaersk.) Britton -- not accepted |
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Ampelamus albidus (Nutt.) Britton -- not accepted -- honeyvine milkweed |
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Amphiglottis anceps (Jacq.) Britton -- not accepted |
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Amphiglottis corymbosa auct. non (Lindl.) Britton -- not accepted |
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Amphiglottis difformis auct. non (Jacq.) Britton -- not accepted |
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Amphiglottis lacera (Lindl.) Britton -- not accepted |
|
Amphiglottis nocturna (Jacq.) Britton -- not accepted |
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Amphiglottis pallidiflora (Hook.) Britton -- not accepted |
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Amsonia amsonia (L.) Britton -- not accepted |
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Anamomis dicrana (O. Berg) Britton -- not accepted |
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Anamomis umbellulifera (Kunth) Britton -- not accepted |
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Ancistrocactus (K. Schum.) Britton & Rose -- not accepted |
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Ancistrocactus brevihamatus (Engelm.) Britton & Rose -- not accepted |
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Ancistrocactus megarrhizus (Rose) Britton & Rose -- not accepted |
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Ancistrocactus scheeri (Salm-Dyck) Britton & Rose -- not accepted |
|
Andrachne cuneifolia Britton -- not accepted |
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Andropogon glomeratus (Walter) Britton, Sterns & Poggenb. -- accepted -- bushy bluestem |
|
Andropogon glomeratus var. glomeratus (Walter) Britton, Sterns & Poggenb. -- accepted -- bushy bluestem |
|
Anemone decapetala var. heterophylla (Torr. & A. Gray) Britton & Rusby -- not accepted |
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Anemone lyallii Britton -- accepted -- Little Mountain thimbleweed |
|
Anemone multifida var. tetonensis (Porter ex Britton) C.L. Hitchc. -- accepted -- Pacific anemone |
|
Anemone nemorosa var. lyalli (Britton) Ulbr. -- not accepted |
|
Anemone nemorosa var. lyallii (Britton) Ulbr. -- not accepted |
|
Anemone piperi Britton ex Rydb. -- accepted -- Piper's anemone |
|
Anemone quinquefolia var. lyallii (Britton) B.L. Rob. -- not accepted |
|
Anemone quinquifolia var. lyallii (Britton) B.L. Rob. -- not accepted |
|
Anemone tetonensis Porter ex Britton -- not accepted -- Teton anemone |
|
Angelica villosa (Walter) Britton, Sterns & Poggenb. -- not accepted |
|
Anguria cookiana Britton -- not accepted |
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Anneslea haematostoma (Bertero ex DC.) Britton -- not accepted |
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Anneslea portoricensis (Jacq.) Britton -- not accepted |
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Anneslea purpurea (L.) Britton -- not accepted |
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Anneslia haematomma (Bertero ex DC.) Britton -- not accepted |
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Anneslia portoricensis (Jacq.) Britton -- not accepted |
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Anneslia purpurea (L.) Britton -- not accepted |
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Anogra albicaulis (Pursh) Britton -- not accepted |
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Anogra coronopifolia (Torr. & A. Gray) Britton -- not accepted |
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Antigonon macrocarpum Britton & Small -- not accepted |
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Antirhea portoricensis (Britton & P. Wilson) Standl. -- not accepted -- Puerto Rico quina, quina |
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Anychia canadensis (L.) Britton, Sterns & Poggenb. -- not accepted |
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Apargia nudicaulis (L.) Britton -- not accepted |
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Apocynum milleri Britton -- not accepted |
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Aporocactus conzattii Britton & Rose -- not accepted |
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Aporocactus leptophis (DC.) Britton & Rose -- not accepted |
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Aporocactus martianus Britton & Rose -- not accepted |
|
Arabidopsis novae-angliae (Rydb.) Britton -- not accepted |
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Arabis brachycarpa (Torr. & A. Gray) Britton -- not accepted |
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Arbuscula leibergii (E. Britton) H.A. Crum, Steere & L.E. Anderson -- not accepted |
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Ardisia luquillensis (Britton) Alain -- accepted -- mountain marlberry |
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Arenaria dawsonensis Britton -- not accepted |
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Arenaria stricta ssp. dawsonensis (Britton) Maguire -- not accepted |
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Arenaria stricta var. dawsonensis (Britton) Scoggan -- not accepted |
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Arenaria texana (B.L. Rob.) Britton -- not accepted |
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Arequipa Britton & Rose -- not accepted |
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Arisaema atrorubens var. stewardsonii (Britton) G.T. Stevens -- not accepted |
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Arisaema stewardsonii Britton -- not accepted |
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Arisaema triphyllum ssp. stewardsonii (Britton) Huttl. -- not accepted -- Jack in the pulpit |
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Arisaema triphyllum var. stewardsonii (Britton) G. T. Stevens ex Wieg. & Eames -- not accepted |
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Armatocereus cartwrightianus (Britton & Rose) Backeb. -- accepted |
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Armatocereus godingianus (Britton & Rose) Backeb. -- accepted |
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Armatocereus godingianus ssp. godingianus (Britton & Rose) Backeb. -- accepted |
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Armatocereus humilis (Britton & Rose) Backeb. -- not accepted |
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Armatocereus laetus (Britton & Rose) Backeb. -- accepted |
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Armoracia armoracia (L.) Britton -- not accepted |
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Arnica acaulis (Walter) Britton, Sterns & Poggenb. -- accepted -- common leopardbane |
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Aronia arbutifolia var. atropurpurea (Britton) Seymour -- not accepted |
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Aronia atropurpurea Britton -- not accepted |
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Arrojadoa Britton & Rose -- accepted |
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Arrojadoa penicillata (Gürke) Britton & Rose -- accepted |
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Arrojadoa rhodantha (Gürke) Britton & Rose -- accepted |
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Artemisia kansana Britton -- not accepted |
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Asclepias rolfsii Britton ex Vail -- not accepted |
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Asclepias tuberosa ssp. rolfsii (Britton ex Vail) Woodson -- accepted -- Rolfs' milkweed |
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Asplenium platyneuron (L.) Britton, Sterns & Poggenb. -- accepted -- doradille ébčne, ebony spleenwort |
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Asplenium platyneuron var. platyneuron (L.) Britton, Sterns & Poggenb. -- not accepted -- ebony spleenwort |
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Aster bracei Britton ex Small -- not accepted -- Brace's aster |
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Aster cordifolius var. incisus Britton -- not accepted |
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Aster kentuckiensis Britton -- not accepted |
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Aster lateriflorus (L.) Britton -- not accepted -- calico aster |
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Aster lowrieanus var. incisus (Britton) Porter -- not accepted |
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Aster missouriensis Britton non Kuntze -- not accepted |
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Aster nebraskensis Britton -- not accepted |
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Aster pilosus var. priceae (Britton) Cronquist -- not accepted -- white oldfield aster |
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Aster praealtus var. nebraskensis (Britton) Wiegand -- not accepted -- Nebraska aster |
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Aster priceae Britton -- not accepted |
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Aster pringlei (A. Gray) Britton -- not accepted |
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Asterandra grandifolia (L.) Britton -- not accepted |
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Astilbe biternata (Vent.) Britton ex Kearney -- accepted -- Appalachian false goat's beard |
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Astilbe crenatiloba (Britton) Small -- not accepted -- Roan Mountain false goat's beard |
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Astragalus jesupii (Eggl. & E. Sheld.) Britton -- not accepted |
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Astrophytum capricorne (A. Dietr.) Britton & Rose -- accepted |
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Astrophytum ornatum (DC.) Britton & Rose -- accepted |
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Atamosco tubispatha Britton & P. Wilson, non (L'Hér.) M. Gómez -- not accepted |
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Audibertia mearnsii Britton -- not accepted |
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Austrocactus Britton & Rose -- accepted |
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Austrocactus bertinii (Cels ex Hérincq) Britton & Rose -- accepted |
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Austrocylindropuntia shaferi (Britton & Rose) Backeb. -- accepted |
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Baccharis neglecta Britton -- accepted -- Roosevelt-weed, Rooseveltweed |
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Badiera portoricensis Britton -- not accepted |
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Bahia dissecta (A. Gray) Britton -- not accepted -- ragleaf bahia |
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Bartonia virginica (L.) Britton, Sterns & Poggenb. -- accepted -- bartonie de Virginie, yellow screwstem |
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Batocydia unguis (L.) Mart. ex Britton -- not accepted |
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Batocydia unguis-cati (L.) Mart. ex Britton -- not accepted |
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Batrachium porteri (Britton) Britton -- not accepted |
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Bauhinia congesta (Britton & Rose) Lundell -- not accepted |
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Bauhinia jermyana (Britton) Lundell -- not accepted |
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Bergerocactus Britton & Rose -- accepted -- snakecactus |
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Bergerocactus emoryi (Engelm.) Britton & Rose -- accepted -- golden snakecactus, Órgano aterciopelado |
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Bergerocereus emoryi (Engelm.) Britton & Rose -- not accepted |
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Besleria longipedunculata Britton ex Rusby -- accepted |
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Besleria montana Britton ex Rusby -- accepted |
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Besleria sprucei Britton ex Rusby -- accepted |
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Betula alleghaniensis Britton -- accepted -- yellow birch |
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Betula alleghaniensis var. alleghaniensis Britton -- not accepted -- yellow birch |
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Betula ersinifera Britton -- not accepted |
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Betula piperi Britton -- not accepted |
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Betula resinifera Britton -- not accepted |
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Betula X sandbergii Britton -- accepted -- Sandberg's birch |
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Betula X utahensis Britton (pro sp.) -- accepted -- northwestern paper birch |
|
Bidens acuta (Wiegand) Britton -- not accepted |
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Bidens aristosa (Michx.) Britton -- accepted -- bearded beggarticks, long-bracted beggar-ticks, tickseed sunflower |
|
Bidens bidentoides (Nutt.) Britton -- accepted -- Delmarva beggarticks |
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Bidens coronata (L.) Britton -- not accepted -- crowned beggarticks |
|
Bidens discoidea (Torr. & A. Gray) Britton -- accepted -- discoid beggarticks, small beggarticks, swamp beggar-ticks |
|
Bidens involucrata (Nutt.) Britton -- not accepted |
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Bidens laevis (L.) Britton, Sterns & Poggenb. -- accepted -- bur marigold, smooth beggarticks |
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Bidens trichosperma (Michx.) Britton -- accepted -- crowned beggarticks |
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Boebera papposa (Vent.) Rydb. ex Britton -- not accepted |
|
Bolboschoenus novae-angliae (Britton) S.G. Sm. -- accepted -- New England bulrush |
|
Borrichia X cubana Britton & S.F. Blake (pro sp.) -- accepted -- Cuban borrichia |
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Borzicactus acanthurus (Vaupel) Britton & Rose -- not accepted |
|
Borzicactus aurivillus (K. Schum.) Britton & Rose -- not accepted |
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Borzicactus decumbens (Vaupel) Britton & Rose -- not accepted |
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Borzicactus fieldianus Britton & Rose -- not accepted |
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Borzicactus icosagonus (Kunth) Britton & Rose -- not accepted |
|
Borzicactus morleyanus Britton & Rose -- not accepted |
|
Borzicactus plagiostoma (Vaupel) Britton & Rose -- not accepted |
|
Borzicactus sepium (Kunth) Britton & Rose -- not accepted |
|
Bouchetia anomala (Miers) Britton & Rusby -- accepted |
|
Brachelyma robustum (Cardot) E. Britton -- not accepted |
|
Brachyactis angusta (Lindl.) Britton -- not accepted |
|
Brachycereus Britton & Rose -- accepted |
|
Brachychaeta sphacelata (Raf.) Britton -- not accepted |
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Brachydontium olympicum (E. Britton) T.T. McIntosh & J.R. Spence -- accepted -- Olympic brachydontium moss |
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Bradburya floridana Britton -- not accepted |
|
Bramia rotundifolia (Michx.) Britton -- not accepted |
|
Brasiliopuntia bahiensis (Britton & Rose) A. Berger -- not accepted |
|
Brauneria pallida (Nutt.) Britton -- not accepted |
|
Brauneria purpurea (L.) Britton -- not accepted |
|
Browningia Britton & Rose -- accepted |
|
Browningia candelaris (Meyen) Britton & Rose -- accepted |
|
Browningia candelaris ssp. candelaris (Meyen) Britton & Rose -- accepted |
|
Bruchia drummnondii Hampe ex E. Britton -- not accepted |
|
Bruchia drummondii Hampe ex E. Britton -- accepted -- Drummond's bruchia moss |
|
Bruchia fusca E. Britton -- accepted |
|
Brysonima horneana Britton & Small -- not accepted |
|
Brysonima X ophiticola Small ex Britton -- not accepted |
|
Bulbostylis antillana (Britton) Fernald -- not accepted |
|
Bulbostylis capillaris ssp. antillana (Britton) T. Koyama -- not accepted -- densetuft hairsedge |
|
Bulbostylis curassavica (Britton) Kük. ex Ekman -- accepted -- West Indian hairsedge |
|
Bursa bursa-pastoris (L.) Britton -- not accepted |
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Byrsonima horneana Britton & Small -- not accepted |
|
Byrsonima X ophiticola Small ex Britton -- accepted |
|
Cabomba piauhyensis sensu Britton & P. Wilson and sensu Alain, non Gardner -- not accepted |
|
Caconapea stricta (Schrad.) Britton -- not accepted |
|
Cactus broadwayi Britton & Rose -- not accepted |
|
Caesalpinia clementis (Britton) Leon -- not accepted |
|
Caesalpinia culebrae (Britton & P. Wilson) Alain -- not accepted -- amarillo mato, smooth yellow nicker |
|
Caesalpinia monensis Britton -- accepted -- black nicker, negro mato |
|
Caesalpinia myabensis Britton -- not accepted |
|
Caesalpinia peninsularis (Britton) Eifert -- not accepted -- peninsular holdback |
|
Caesalpinia portoricensis (Britton & P. Wilson) Alain -- not accepted -- brown mato, brown nicker |
|
Caesalpinia pumila (Britton & Rose) F.J. Herm. -- accepted |
|
Caesalpinia wootonii (Britton) Eifert ex Isely -- not accepted -- Wooton's holdback |
|
Calophyllum antillanum Britton -- not accepted -- Alexandrian laurel, Antilles calophyllum, mast wood, Santa Maria |
|
Calophyllum brasiliense var. antillanum (Britton) Standl. -- not accepted |
|
Calopogon tuberosus (L.) Britton, Sterns & Poggenb. -- accepted -- tuberous grasspink |
|
Calopogon tuberosus var. tuberosus (L.) Britton, Sterns & Poggenb. -- accepted -- tuberous grasspink |
|
Calyptracordia alba auct. non (Jacq.) Britton -- not accepted |
|
Calyptracordia alba (Jacq.) Britton -- not accepted |
|
Calyptranthes portoricensis Britton -- not accepted -- Puerto Rico lidflower |
|
Cananga blainii (Griseb.) Britton -- not accepted |
|
Cananga caribaea (Urb.) Britton -- not accepted |
|
Capnoides campestre Britton -- not accepted |
|
Capnoides micranthum (Engelm. ex A. Gray) Britton -- not accepted |
|
Capnoides montanum (Engelm.) Britton -- not accepted |
|
Carara didyma (L.) Britton -- not accepted |
|
Cardamine arenicola Britton -- not accepted |
|
Cardamine bulbosa (Schreb. ex Muhl.) Britton, Sterns & Poggenb. -- accepted -- bulb bittercress, bulbous bitter-cress, bulbous bittercress, cardamine bulbeuse |
|
Cardamine douglassii Britton -- accepted -- limestone bittercress |
|
Cardamine parviflora var. arenicola (Britton) O.E. Schulz -- not accepted -- sand bittercress |
|
Carduus smallii (Britton) H.E. Ahles -- not accepted |
|
Carex atratiformis Britton -- accepted -- black sedge, scrabrous black sedge |
|
Carex baileyi Britton -- accepted -- Bailey's sedge |
|
Carex bicknellii Britton -- accepted -- Bicknell's sedge, carex de Bicknell |
|
Carex bicknellii var. bicknellii Britton -- not accepted -- Bicknell's sedge |
|
Carex bonanzensis Britton -- accepted -- Yukon sedge |
|
Carex capillaris var. williamsii (Britton) B. Boivin -- not accepted |
|
Carex cristatella Britton -- accepted -- crested sedge |
|
Carex magellanica var. irrigua (Wahlenb.) Britton, Sterns & Poggenb. -- not accepted |
|
Carex mainensis Porter ex Britton -- not accepted |
|
Carex shriveri Britton -- not accepted |
|
Carex suberecta (Olney) Britton -- accepted -- prairie straw sedge |
|
Carex tribuloides var. moniliformis (Tuck.) Britton -- not accepted |
|
Carex williamsii Britton -- accepted -- Williams' sedge |
|
Carex X mainensis Porter ex Britton (pro sp.) -- not accepted -- Maine sedge |
|
Carnegia Britton & Rose -- not accepted |
|
Carnegia gigantea (Engelm.) Britton & Rose -- not accepted |
|
Carnegiea Britton & Rose -- accepted -- saguaro |
|
Carnegiea gigantea (Engelm.) Britton & Rose -- accepted -- Saguaro, saguaro |
|
Carya microcarpa (Nutt.) Britton -- not accepted |
|
Casparea congesta Britton & Rose -- not accepted |
|
Casparea jermyana Britton -- not accepted |
|
Caspareopsis monandra (Kurz) Britton & Rose -- not accepted |
|
Casparia congesta Britton & Rose -- not accepted |
|
Casparia jermyana Britton -- not accepted |
|
Cassia antillana (Britton & Rose) Alain -- not accepted |
|
Cassia fasciculata var. ferrisiae (Britton ex Britton & Rose) B.L. Turner -- not accepted |
|
Cassia orcuttii (Britton & Rose) B.L. Turner -- not accepted |
|
Castalia amazonum (Mart. & Zucc.) Britton & P. Wilson -- not accepted |
|
Castalia jamesoniana (Planch.) Britton & P. Wilson -- not accepted |
|
Castalia pulchella (DC.) Britton -- not accepted |
|
Castalia rudgeana (G. Mey.) Britton & P. Wilson -- not accepted |
|
Castilleja integra var. gloriosa (Britton) Cockerell -- accepted -- squawfeather, wholeleaf Indian paintbrush |
|
Celeri graveolens (L.) Britton -- not accepted |
|
Centaurea X moncktonii C.E. Britton -- accepted -- meadow knapweed, protean knapweed |
|
Centrosema floridanum (Britton) Lakela -- not accepted |
|
Cephalocereus alensis (F.A.C. Weber ex Rol.-Goss.) Britton & Rose -- not accepted |
|
Cephalocereus arrabidae (Lem.) Britton & Rose -- not accepted |
|
Cephalocereus bahamensis Britton -- not accepted |
|
Cephalocereus barbadensis Britton & Rose -- not accepted |
|
Cephalocereus brasiliensis Britton & Rose -- not accepted |
|
Cephalocereus brooksianus Britton & Rose -- not accepted |
|
Cephalocereus catingicola (Gürke) Britton & Rose -- not accepted |
|
Cephalocereus chrysacanthus (F.A.C. Weber) Britton & Rose -- not accepted |
|
Cephalocereus collinsii Britton & Rose -- not accepted |
|
Cephalocereus dybowskii (Rol.-Goss.) Britton & Rose -- not accepted |
|
Cephalocereus fluminensis (Miq.) Britton & Rose -- not accepted |
|
Cephalocereus gaumeri Britton & Rose -- not accepted |
|
Cephalocereus gounellei (F.A.C. Weber ex K. Schum.) Britton & Rose -- not accepted |
|
Cephalocereus keyensis Britton & Rose -- not accepted |
|
Cephalocereus lanuginosus (L.) Britton & Rose -- not accepted |
|
Cephalocereus leucocephalus (Poselg.) Britton & Rose -- not accepted |
|
Cephalocereus leucostele (Gürke) Britton & Rose -- not accepted |
|
Cephalocereus millspaughii Britton -- not accepted |
|
Cephalocereus monoclonos (DC.) Britton & Rose -- not accepted |
|
Cephalocereus moritzianus (Otto) Britton & Rose -- not accepted |
|
Cephalocereus nobilis (Haw.) Britton & Rose -- not accepted |
|
Cephalocereus pentaedrophorus (Labour.) Britton & Rose -- not accepted |
|
Cephalocereus phaeacanthus (Gürke) Britton & Rose -- not accepted |
|
Cephalocereus piauhyensis (Gürke) Britton & Rose -- not accepted |
|
Cephalocereus polygonus (Lam.) Britton & Rose -- not accepted |
|
Cephalocereus polylophus (DC.) Britton & Rose -- not accepted |
|
Cephalocereus purpusii Britton & Rose -- not accepted |
|
Cephalocereus robinii (Lem.) Britton & Rose -- not accepted |
|
Cephalocereus robustus Britton & Rose -- not accepted |
|
Cephalocereus royenii (L.) Britton & Rose -- not accepted |
|
Cephalocereus scoparius (Polseg.) Britton & Rose -- not accepted |
|
Cephalocereus smithianus Britton & Rose -- not accepted |
|
Cephalocereus swartzii (Griseb.) Britton & Rose -- not accepted |
|
Cephalocereus tweedyanus Britton & Rose -- not accepted |
|
Cephalocereus zehnteri Britton & Rose -- not accepted |
|
Cerastium arvense ssp. maximum (Hollick & Britton) Ugbor. -- not accepted -- field chickweed |
|
Cerastium arvense ssp. velutinum var. velutinum (Raf.) Britton -- not accepted -- field chickweed |
|
Cerastium arvense ssp. velutinum var. villosum (Muhl. ex Darl.) Hollick & Britton -- not accepted -- field chickweed |
|
Cerastium arvense var. maximum Hollick & Britton -- not accepted |
|
Cerastium arvense var. oblongifolium (Torr.) Hollick & Britton -- not accepted |
|
Cerastium arvense var. velutinum (Raf.) Britton -- not accepted -- field chickweed |
|
Cerastium arvense var. villosum (Muhl. ex Darl.) Hollick & Britton -- not accepted -- field chickweed |
|
Cerastium cerastioides (L.) Britton -- not accepted -- mountain chickweed, starwort chickweed |
|
Cerastium cerastoides (L.) Britton -- accepted -- mountain chickweed |
|
Cerastium longepedunculatum Muhl. ex Britton -- not accepted |
|
Cerastium texanum Britton -- accepted -- Texas chickweed, Texas mouse-ear chickweed |
|
Cereus albicaulis (Britton & Rose) Leutzelb. -- accepted |
|
Cereus argentinensis Britton & Rose -- accepted |
|
Cereus diffusus (Britton & Rose) Werderm. -- not accepted |
|
Cereus eriophorus var. fragrans (Small ex Britton & Rose) L.D. Benson -- not accepted -- fragrant prickly-apple |
|
Cereus gracilis var. simpsonii (Small ex Britton & Rose) L.D. Benson -- not accepted -- Simpson's prickly-apple |
|
Cereus grantianus (Britton) H.P. Kelsey & Dayton -- not accepted |
|
Cereus grenadensis Britton & Rose -- not accepted |
|
Cereus portoricensis (Britton) Urb. -- not accepted |
|
Cereus robinii var. keyensis (Britton & Rose) L.D. Benson -- not accepted |
|
Cereus smithianus (Britton & Rose) Werderm. -- not accepted |
|
Chamaecereus Britton & Rose -- not accepted |
|
Chamaecereus silvestrii (Speg.) Britton & Rose -- not accepted |
|
Chamaecrista chamaecristoides var. cruziana (Britton & Rose) H.S. Irwin & Barneby -- accepted -- beach sensitive pea |
|
Chamaecrista cruziana Britton & Rose -- not accepted |
|
Chamaecrista exunguis (Urb.) Britton -- not accepted |
|
Chamaecrista granulata (Urb.) Britton -- not accepted |
|
Chamaecrista mohrii (Pollard) Small ex Britton & Rose -- not accepted |
|
Chamaecrista swartzii (Wikstr.) Britton -- not accepted |
|
Chamaecyparis thyoides (L.) Britton, Sterns & Poggenb. -- accepted -- Atlantic white cedar, Atlantic white-cedar, southern white cedar, southern white-cedar |
|
Chamaefistula antillana Britton & Rose -- not accepted |
|
Chamaeraphis caudata (Lam.) Britton -- not accepted |
|
Chamaeraphis caudata var. caudata (Lam.) Britton -- not accepted |
|
Chamaesaracha coniodes (Moric. ex Dunal) Britton -- accepted -- gray false nightshade, gray five eyes |
|
Chamaesyce articulata (Burm.) Britton -- not accepted -- jointed sandmat |
|
Chamaesyce cowellii Millsp. ex Britton -- not accepted -- Cowell's sandmat |
|
Chamaesyce jenningsii Millsp. ex Britton -- not accepted |
|
Cheirinia aspera (Nutt.) Britton -- not accepted |
|
Chiapasia Britton & Rose -- not accepted |
|
Chiapasia nelsonii (Britton & Rose) Britton & Rose -- not accepted |
|
Chiococca pinetorum Britton ex Millsp. -- not accepted |
|
Chloris morales-coelloi León ex Britton -- not accepted |
|
Chondrophora nudata (Michx.) Britton -- not accepted |
|
Chromolaena borinquensis (Britton) R.M. King & H. Rob. -- accepted -- limestone thoroughwort |
|
Chrysobalanus savannarum Britton -- not accepted |
|
Chrysopsis nuttallii Britton -- not accepted |
|
Chrysopsis pilosa (Walter) Britton non Nutt. -- not accepted -- soft goldenaster |
|
Chrysothamnus nauseosus (Pall. ex Pursh) Britton -- not accepted -- gray rabbitbrush |
|
Chrysothamnus nauseosus ssp. nauseosus (Pall. ex Pursh) Britton -- not accepted -- rubber rabbitbrush |
|
Chrysothamnus nauseosus var. nauseosus (Pall. ex Pursh) Britton -- not accepted |
|
Ciclospermum leptophyllum (Pers.) Sprague ex Britton & P. Wilson -- not accepted -- marsh parsley |
|
Cirsium muticum var. subpinnatifidum (Britton) Fernald -- not accepted |
|
Cirsium nebraskense (Britton) Lunell -- not accepted |
|
Cirsium smallii Britton -- not accepted |
|
Cleistocactus anguinus (Gürke) Britton & Rose -- not accepted |
|
Cleistocactus fieldianus (Britton & Rose) D.R. Hunt -- accepted |
|
Cleistocactus fieldianus ssp. fieldianus (Britton & Rose) D.R. Hunt -- accepted |
|
Cleistocactus smaragdiflorus (F.A.C. Weber) Britton & Rose -- accepted |
|
Clematis addisonii Britton -- accepted -- Addison's leather flower, Addison's virgin's bower |
|
Clematis viornioides Britton -- not accepted |
|
Cliftonia monophylla (Lam.) Britton ex Sarg. -- accepted -- black titi, buckwheat tree |
|
Clistanthocereus fieldianus (Britton & Rose) Backeb. -- not accepted |
|
Coccoloba borinquensis Britton -- not accepted |
|
Cochemiea halei (Brandegee) Britton & Rose -- not accepted |
|
Cochemiea poselgeri (Hildm.) Britton & Rose -- not accepted |
|
Cockerellia cockerellii (Britton) Á. Löve & D. Löve -- not accepted |
|
Codonanthe triplinervia Britton -- not accepted |
|
Cojoba Britton & Rose -- accepted |
|
Cojoba arborea (L.) Britton & Rose -- accepted -- wild tamarind |
|
Cojoba graciliflora (S.F. Blake) Britton & Rose -- accepted -- Guadeloupe blackbead |
|
Columnea aripoensis Britton -- not accepted |
|
Columnea boliviana Britton ex Rusby -- not accepted |
|
Columnea cubensis (Urb.) Britton -- not accepted |
|
Columnea harrisii (Urb.) Britton ex C.V. Morton -- accepted |
|
Columnea scandens var. aripoensis (Britton) C.V. Morton -- not accepted |
|
Columnea tocoensis Britton -- not accepted |
|
Comocladia cuneata Britton -- accepted -- wedgeleaf maidenplum |
|
Conami portoricensis (Kuntze) Britton -- not accepted |
|
Conioselinum chinense (L.) Britton, Sterns & Poggenb. -- accepted -- Chinese hemlockparsley |
|
Copernicia alba Morong ex Morong & Britton -- accepted -- copernicia |
|
Copiapoa Britton & Rose -- accepted |
|
Copiapoa cinerascens (Salm-Dyck) Britton & Rose -- accepted |
|
Copiapoa cinerea (Phil.) Britton & Rose -- accepted |
|
Copiapoa cinerea ssp. cinerea (Phil.) Britton & Rose -- accepted |
|
Copiapoa coquimbana (Karw. ex Rümpler) Britton & Rose -- accepted |
|
Copiapoa echinoides (Lem.) Britton & Rose -- accepted |
|
Copiapoa marginata (Salm-Dyck) Britton & Rose -- accepted |
|
Copiapoa megarhiza Britton & Rose -- accepted |
|
Copiapoa megarhiza var. megarhiza Britton & Rose -- accepted |
|
Cordyline guineensis (L.) Britton -- not accepted |
|
Coreopsis major var. oemleri (Elliot) Britton ex Small & Vail -- not accepted |
|
Coriflora addisonii (Britton) W.A. Weber -- not accepted |
|
Corryocactus Britton & Rose -- accepted |
|
Corryocactus brachypetalus (Vaupel) Britton & Rose -- accepted |
|
Corryocactus brevistylus (K. Schum. ex Vaupel) Britton & Rose -- accepted |
|
Corryocactus brevistylus ssp. brevistylus (K. Schum. ex Vaupel) Britton & Rose -- not accepted |
|
Corryocactus melanotrichus (K. Schum.) Britton & Rose -- accepted |
|
Corydalis campestris (Britton) J. Buchholz & E.J. Palmer -- not accepted |
|
Coryphantha aggregata (Engelm.) Britton & Rose -- not accepted |
|
Coryphantha arizonica (Engelm. ex Brew & Wats) Britton & Rose -- not accepted |
|
Coryphantha bumamma (Ehrenb.) Britton & Rose -- not accepted |
|
Coryphantha chaffeyi (Britton & Rose) Fosberg -- not accepted -- Chaffey's cory cactus |
|
Coryphantha chlorantha (Engelm.) Britton & Rose -- not accepted |
|
Coryphantha compacta (Engelm.) Britton & Rose -- accepted |
|
Coryphantha connivens Britton & Rose -- not accepted |
|
Coryphantha cubensis Britton & Rose -- not accepted |
|
Coryphantha deserti (Engelm.) Britton & Rose -- not accepted |
|
Coryphantha durangensis (Runge ex K. Schum.) Britton & Rose -- accepted |
|
Coryphantha durangensis ssp. durangensis (Runge ex K. Schum.) Britton & Rose -- accepted |
|
Coryphantha echinoidea (Quehl) Britton & Rose -- accepted |
|
Coryphantha echinus (Engelm.) Britton & Rose -- not accepted -- Biznaga-partida erizo, rhinoceros cactus |
|
Coryphantha guerkeana (Boed.) Britton & Rose -- not accepted |
|
Coryphantha macromeris ssp. runyonii (Britton & Rose) N.P. Taylor -- accepted |
|
Coryphantha macromeris var. runyonii (Britton & Rose) L.D. Benson -- not accepted -- Runyon's beehive cactus |
|
Coryphantha missouriensis (Sweet) Britton & Rose -- not accepted |
|
Coryphantha muehlenpfordtii (Poselg.) Britton & Rose -- not accepted |
|
Coryphantha neomexicana (Engelm.) Britton & Rose -- not accepted |
|
Coryphantha nickelsiae (K. Brandegee) Britton & Rose -- accepted -- Biznaga-partida de Laredo, Nickels' cactus |
|
Coryphantha octacantha (DC.) Britton & Rose -- accepted |
|
Coryphantha pallida Britton & Rose -- accepted |
|
Coryphantha pallida ssp. pallida Britton & Rose -- accepted |
|
Coryphantha palmeri Britton & Rose -- not accepted |
|
Coryphantha pectinata (Engelm.) Britton & Rose -- not accepted |
|
Coryphantha poselgeriana (A. Dietr.) Britton & Rose -- accepted |
|
Coryphantha radians (DC.) Britton & Rose -- not accepted |
|
Coryphantha recurvata (Engelm.) Britton & Rose -- accepted -- Biznaga-partida de espinas curvas, Santa Cruz beehive cactus |
|
Coryphantha retusa (Pfeiff.) Britton & Rose -- accepted |
|
Coryphantha robustispina (A. Schott ex Engelm.) Britton & Rose -- accepted -- Biznaga-partida de espinas gruesas |
|
Coryphantha robustispina ssp. robustispina (A. Schott ex Engelm.) Britton & Rose -- accepted |
|
Coryphantha runyonii Britton & Rose -- not accepted |
|
Coryphantha salm-dyckiana (Scheer) Britton & Rose -- not accepted |
|
Coryphantha similis (Engelm.) Britton & Rose -- not accepted |
|
Coryphantha sneedii (Britton & Rose) A. Berger -- not accepted |
|
Coryphantha sneedii (Britton & Rose) A. Berger -- not accepted -- Sneed pincushion cactus |
|
Coryphantha sneedii var. sneedii (Britton & Rose) A. Berger -- not accepted -- Sneed pincushion cactus |
|
Coryphantha sulcata (Engelm.) Britton & Rose -- accepted -- finger cactus, pineapple cactus |
|
Coryphantha sulcata var. sulcata (Engelm.) Britton & Rose -- not accepted -- pineapple cactus |
|
Coryphantha vivipara (Nutt.) Britton & Rose -- not accepted |
|
Corytoplectus grandifolius (Britton ex Rusby) Rodr.-Flores & L.E. Skog -- accepted |
|
Cracca cathartica (Sessé & Moc.) Britton & Millsp. -- not accepted |
|
Crantzia ambigua (Urb.) Britton -- not accepted |
|
Crataegus chrysocarpa var. piperi (Britton) Kruschke -- accepted -- Piper's hawthorn |
|
Crataegus columbiana var. occidentalis (Britton) Dorn -- not accepted |
|
Crataegus columbiana var. piperi (Britton) Eggl. -- not accepted |
|
Crataegus macracantha var. occidentalis (Britton) Eggl. -- not accepted |
|
Crataegus margarettae var. brownii (Britton) Sarg. -- accepted |
|
Crataegus margarettiae var. brownii (Britton) Sarg. -- not accepted |
|
Crataegus nitida (Engelm. ex Britton & A. Br.) Sarg. -- accepted -- glossy hawthorn |
|
Crataegus occidentalis Britton -- not accepted |
|
Crataegus piperi Britton -- not accepted -- Piper's hawthorn |
|
Crataegus porteri Britton -- not accepted |
|
Crataegus pruinosa var. porteri (Britton) Eggl. -- not accepted |
|
Crataegus punctata var. canescens Britton -- not accepted |
|
Crataegus succulenta var. occidentalis Britton -- not accepted |
|
Crataegus vailiae Britton -- accepted -- Miss Vail's hawthorn |
|
Crataegus viridis var. nitida Engelm. ex Britton & A. Br. -- not accepted |
|
Crescentia portoricensis Britton -- accepted -- calabash tree, higuero de sierra |
|
Critonia portoricensis (Urb.) Britton & P. Wilson -- accepted -- Puerto Rico thoroughwort |
|
Crocanthemum canadense (L.) Britton -- accepted -- Canada frostweed, Canada rockrose, crocanthčme du Canada |
|
Crocanthemum corymbosum (Michx.) Britton -- accepted -- pine barren frostweed |
|
Crocanthemum majus Britton -- not accepted |
|
Crocanthemum nashii (Britton) Barnhart -- accepted -- Florida scrub frostweed, Florida scrub sunrose |
|
Croton cueroensis Britton & P. Wilson -- not accepted |
|
Croton fishlockii Britton -- accepted -- Fishlock's croton |
|
Croton rigidus Britton -- not accepted -- yellow balsam |
|
Croton rusbyi Britton ex Rusby -- accepted |
|
Ctenidium molluscum var. condensatum (Schimp.) E. Britton -- not accepted |
|
Cumulopuntia ignota (Britton & Rose) F. Ritter -- not accepted |
|
Cunila origanoides (L.) Britton -- accepted -- common dittany |
|
Curcas curcas (L.) Britton & Millsp. -- not accepted |
|
Curcas hernandiifolia (Vent.) Britton -- not accepted |
|
Cyclospermum leptophyllum (Pers.) Sprague ex Britton & P. Wilson -- accepted -- marsh parsley |
|
Cylindropuntia alamosensis (Britton & Rose) Backeb. -- not accepted |
|
Cylindropuntia alcahes var. burrageana (Britton & Rose) Rebman -- accepted |
|
Cylindropuntia burrageana (Britton & Rose) Backeb. -- not accepted |
|
Cylindropuntia caribaea (Britton & Rose) F.M. Knuth -- accepted |
|
Cylindropuntia X viridiflora (Britton & Rose) F.M. Knuth -- accepted |
|
Cymanchum anedadense (Britton) Alain -- not accepted |
|
Cymanchum monense (Britton) Alain -- not accepted |
|
Cynanchum anegadense (Britton) Alain -- not accepted -- Caribbean swallow-wort |
|
Cynanchum monense (Britton) Alain -- not accepted -- Mona Island swallow-wort |
|
Cynoctonum mitreola (L.) Britton -- not accepted |
|
Cyperus blodgettii Britton -- not accepted -- Blodgett's flatsedge |
|
Cyperus buckleyi Britton -- not accepted |
|
Cyperus bushii Britton -- not accepted |
|
Cyperus calcicola Britton -- not accepted -- Caribbean flatsedge |
|
Cyperus careyi Britton -- not accepted |
|
Cyperus cayennensis (Lam.) Britton, non Willd. ex Link -- not accepted |
|
Cyperus cylindricus (Elliott) Britton -- not accepted |
|
Cyperus deeringianus Britton & Small -- not accepted |
|
Cyperus diandrus var. capitatus Britton -- not accepted |
|
Cyperus esculentus var. angustispicatus Britton -- not accepted |
|
Cyperus esculentus var. hermannii (Buckley) Britton -- accepted -- chufa flatsedge, yellow nutgrass, yellow nutsedge |
|
Cyperus fendlerianus var. debilis (Britton) Kük. -- not accepted |
|
Cyperus floridanus Britton -- not accepted -- Florida flatsedge |
|
Cyperus granularis (Desf.) Britton -- not accepted |
|
Cyperus halei Torr. ex Britton -- not accepted |
|
Cyperus hallii Britton -- not accepted |
|
Cyperus hansenii Britton -- not accepted |
|
Cyperus litoreus (C.B. Clarke) Britton -- not accepted |
|
Cyperus martindalei auct. non Britton -- not accepted |
|
Cyperus multiflorus (Britton) Small -- not accepted |
|
Cyperus nashii Britton -- not accepted |
|
Cyperus niger var. capitatus (Britton) O'Neill -- not accepted |
|
Cyperus odoratus var. squarrosus (Britton) S.D. Jones, Wipff & R. Carter -- not accepted |
|
Cyperus parishii Britton -- accepted -- Parish flatsedge, Parish's flatsedge, Parish's nutgrass |
|
Cyperus pollardii Britton -- not accepted |
|
Cyperus pringlei Britton -- not accepted |
|
Cyperus regiomontanus Britton -- accepted -- Monterey flatsedge |
|
Cyperus retrorsus var. deeringianus (Britton & Small) Fernald & Griscom -- not accepted |
|
Cyperus retrorsus var. nashii (Britton) Fernald & Griscom -- not accepted |
|
Cyperus rusbyi Britton -- not accepted |
|
Cyperus speciosus var. squarrosus Britton -- not accepted |
|
Cyperus torreyi Britton -- not accepted |
|
Cyperus winkleri Britton & Small -- not accepted |
|
Cyperus wrightii Britton -- not accepted |
|
Cyrtospadix bicolor (Aiton) Britton & P. Wilson -- not accepted |
|
Danthonia domingensis ssp. shrevei (Britton) Conert -- accepted |
|
Danthonia shrevei Britton -- not accepted |
|
Dasistoma virginica (L.) Britton -- not accepted |
|
Dasystephana grayi (Kusnez.) Britton -- not accepted |
|
Dasystephana linearis (Froel.) Britton -- not accepted |
|
Deamia Britton & Rose -- not accepted |
|
Deamia testudo (Karw. ex Zucc.) Britton & Rose -- not accepted |
|
Dendroalsia E. Britton ex Broth. -- accepted |
|
Dendroalsia abietina (Hook.) E. Britton ex Broth. -- accepted |
|
Dendrocereus Britton & Rose -- accepted |
|
Dendrocereus nudiflorus (Engelm. ex Sauvalle) Britton & Rose -- accepted |
|
Dendrocereus undulosus (DC.) Britton & Rose -- accepted |
|
Dendropogonella (Schimp.) E. Britton -- accepted |
|
Denmoza Britton & Rose -- accepted |
|
Denmoza rhodacantha (Salm-Dyck) Britton & Rose -- accepted |
|
Dentaria incisifolia Eames ex Britton -- not accepted |
|
Descurainia incisa (Engelm. ex A. Gray) Britton -- accepted -- mountain tansymustard |
|
Descurainia incisa ssp. incisa (Engelm. ex A. Gray) Britton -- accepted -- mountain tansymustard |
|
Descurainia incisa var. incisa (Engelm. ex A. Gray) Britton -- not accepted |
|
Descurainia pinnata (Walter) Britton -- accepted -- green tansymustard, pinnate tansy mustard, pinnate tansymustard, tansymustard, western tansymustard |
|
Descurainia pinnata ssp. pinnata (Walter) Britton -- accepted -- western tansymustard |
|
Descurainia pinnata ssp. pinnata var. pinnata (Walter) Britton -- not accepted -- western tansymustard |
|
Desmanthus covillei (Britton & Rose) Wiggins ex B.L. Turner -- accepted -- Coville's bundleflower |
|
Desmodium tweedyi Britton -- accepted -- Tweedy's ticktrefoil |
|
Diamorpha cymosa (Nutt.) Britton ex Small -- not accepted |
|
Diamorpha smallii Britton ex Small -- accepted -- elf orpine |
|
Diapedium krugii (Urb.) Britton -- not accepted |
|
Dichromena floridensis Britton -- not accepted |
|
Dichromena nivea (Boeckeler) Boeckeler ex Britton -- not accepted |
|
Dichylium Britton -- not accepted |
|
Dichylium oerstedianum (Klotzsch & Garcke) Britton -- not accepted |
|
Dicranella pusilla (Hedw.) E. Britton -- not accepted |
|
Dicranodontium denudatum (Brid.) E. Britton -- accepted -- denuded dicranodontium moss |
|
Dicranodontium millsphaughii E. Britton -- not accepted |
|
Dicranodontium virginicum E. Britton -- not accepted |
|
Didymopanax gleasonii Britton & P. Wilson -- not accepted |
|
Discocactus bahiensis Britton & Rose -- accepted |
|
Discocactus hartmannii (K. Schum.) Britton & Rose -- accepted |
|
Discocactus heptacanthus (Barb. Rodr.) Britton & Rose -- accepted |
|
Discocactus heptacanthus ssp. heptacanthus (Barb. Rodr.) Britton & Rose -- not accepted |
|
Discocactus zehntneri Britton & Rose -- accepted |
|
Discocactus zehntneri ssp. zehntneri Britton & Rose -- accepted |
|
Disocactus eichlamii (Weing.) Britton & Rose -- accepted |
|
Disocactus nelsonii (Britton & Rose) Linding. -- accepted |
|
Disocactus nelsonii ssp. nelsonii (Britton & Rose) Linding. -- accepted |
|
Disporum hookeri var. parvifolium (S. Watson) Britton -- not accepted -- drops of gold |
|
Disporum maculatum (Buckley) Britton -- not accepted -- yellow mandarin |
|
Disporum parvifolium (S. Watson) Britton -- not accepted |
|
Disporum trachyandrum (Torr.) Britton -- not accepted |
|
Ditremexa hirsuta (L.) Britton & Rose ex Britton & P. Wilson -- not accepted |
|
Ditremexa marilandica (L.) Britton & Rose -- not accepted |
|
Ditremexa medsgeri (Shafer) Britton & Rose -- not accepted |
|
Ditremexa occidentalis (L.) Britton & Rose ex Britton & P. Wilson -- not accepted |
|
Ditrichum heteromallum (Hedw.) E. Britton -- accepted |
|
Doellingeria humilis (Willd.) Britton -- not accepted |
|
Doellingeria umbellata var. pubens (A. Gray) Britton -- accepted -- parasol whitetop |
|
Dolicholus pyramidalis auct. non (Lam.) Britton & P. Wilson -- not accepted |
|
Dolichothele (K. Schum.) Britton & Rose -- not accepted |
|
Dolichothele longimamma (DC.) Britton & Rose -- not accepted |
|
Dolichothele nelsonii (Britton & Rose) Backeb. -- not accepted |
|
Dolichothele sphaerica (A. Dietr.) Britton & Rose -- not accepted |
|
Dolichothele uberiformis (Zucc. ex Pfeiff.) Britton & Rose -- not accepted |
|
Dondia depressa auct. non (Pursh) Britton -- not accepted |
|
Dracocephalum nuttallii Britton -- not accepted |
|
Drummondia prorepens (Hedw.) E. Britton -- accepted |
|
Dryopteris dryopteris (L.) Britton -- not accepted |
|
Dryopteris X algonquinensis D.M. Britton -- accepted -- Algonquin woodfern |
|
Duchartrea sintenisii (Urb.) Britton -- not accepted |
|
Dudleya Britton & Rose -- accepted |
|
Dudleya caespitosa (Haw.) Britton & Rose -- not accepted -- sealettuce |
|
Dudleya cespitosa (Haw.) Britton & Rose -- accepted -- sealettuce |
|
Dudleya cotyledon (Jacq.) Britton & Rose -- not accepted |
|
Dudleya cymosa (Lem.) Britton & Rose -- accepted -- canyon liveforever |
|
Dudleya cymosa ssp. cymosa (Lem.) Britton & Rose -- accepted -- canyon liveforever |
|
Dudleya cymosa ssp. ovatifolia (Britton) Moran -- accepted -- Santa Monica Mountains dudleya |
|
Dudleya farinosa (Lindley) Britton & Rose -- accepted -- powdery liveforever |
|
Dudleya lanceolata (Nutt.) Britton & Rose -- accepted -- lanceleaf liveforever |
|
Dudleya laxa (Lindley) Britton & Rose -- not accepted |
|
Dudleya nevadensis (S. Watson) Britton & Rose -- not accepted |
|
Dudleya palmeri (S. Watson) Britton & Rose -- accepted -- Palmer's liveforever |
|
Dudleya pulverulenta (Nutt.) Britton & Rose -- accepted -- chalk dudleya, chalk liveforever |
|
Dudleya pulverulenta ssp. pulverulenta (Nutt.) Britton & Rose -- not accepted -- chalk dudleya |
|
Dudleya rusbyi (Greene) Britton & Rose -- not accepted |
|
Dudleya saxosa (M.E. Jones) Britton & Rose -- accepted -- Panamint liveforever |
|
Dudleya saxosa ssp. saxosa (M.E. Jones) Britton & Rose -- accepted -- Panamint dudleya, Panamint liveforever |
|
Dudleya setchellii (Jeps.) Britton & Rose -- not accepted -- Santa Clara Valley dudleya, Santa Clara Valley liveforever |
|
Duggena hirsuta (Jacq.) Britton ex Britton & P. Wilson -- not accepted |
|
Dulichium arundinaceum (L.) Britton -- accepted -- threeway sedge |
|
Dulichium arundinaceum var. arundinaceum (L.) Britton -- accepted -- three-way sedge |
|
Duranta arida Britton & P. Wilson -- accepted |
|
Ebenopsis Britton & Rose -- accepted -- Texas ebony |
|
Ebenopsis confinis (Standl.) Britton & Rose -- accepted |
|
Ecastaphyllum ecastaphyllum (L.) Britton -- not accepted |
|
Eccremocactus Britton & Rose -- not accepted |
|
Eccremocactus bradei Britton & Rose -- not accepted |
|
Echinacea paradoxa (J.B.S. Norton) Britton -- accepted -- Bush's purple coneflower |
|
Echinacea paradoxa var. paradoxa (J.B.S. Norton) Britton -- accepted -- Bush's purple coneflower |
|
Echinocereus barthelowanus Britton & Rose -- accepted |
|
Echinocereus caespitosus var. perbellus (Britton & Rose) D. Weniger -- not accepted |
|
Echinocereus chlorophthalmus (Hook.) Britton & Rose -- not accepted |
|
Echinocereus fitchii Britton & Rose -- not accepted |
|
Echinocereus grandis Britton & Rose -- accepted |
|
Echinocereus luteus Britton & Rose -- not accepted |
|
Echinocereus mamillatus (Engelm. ex J.M. Coult.) Britton & Rose -- not accepted |
|
Echinocereus octacanthus (Muehlenpf.) Britton & Rose -- not accepted |
|
Echinocereus pacificus (Engelm. ex Orcutt) Britton & Rose -- accepted |
|
Echinocereus palmeri Britton & Rose -- accepted |
|
Echinocereus palmeri ssp. palmeri Britton & Rose -- accepted |
|
Echinocereus perbellus Britton & Rose -- not accepted |
|
Echinocereus reichenbachii ssp. fitchii (Britton & Rose) N.P. Taylor -- not accepted |
|
Echinocereus reichenbachii ssp. perbellus (Britton & Rose) N.P. Taylor -- not accepted |
|
Echinocereus reichenbachii ssp. reichenbachii (Terscheck ex Walp.) Britton & Rose -- not accepted |
|
Echinocereus reichenbachii var. fitchii (Britton & Rose) L.D. Benson -- not accepted -- Fitch's hedgehog cactus |
|
Echinocereus reichenbachii var. perbellus (Britton & Rose) L.D. Benson -- accepted -- lace hedgehog cactus |
|
Echinocereus roetteri var. lloydii (Britton & Rose) Backeb. -- not accepted |
|
Echinocereus sarissophorus Britton & Rose -- not accepted |
|
Echinocereus scopulorum Britton & Rose -- accepted |
|
Echinocereus viridiflorus var. standleyi (Britton & Rose) Orcutt ex D. Weniger -- not accepted |
|
Echinocereus X lloydii Britton & Rose -- not accepted -- Lloyd's hedgehog cactus |
|
Echinofossulocactus albatus (A. Dietr.) Britton & Rose -- not accepted |
|
Echinofossulocactus arrigens (Link) Britton & Rose -- not accepted |
|
Echinofossulocactus confusus Britton & Rose -- not accepted |
|
Echinofossulocactus dichroacanthus (Mart.) Britton & Rose -- not accepted |
|
Echinofossulocactus heteracanthus (Muehlenpf.) Britton & Rose -- not accepted |
|
Echinofossulocactus lamellosus (A. Dietr.) Britton & Rose -- not accepted |
|
Echinofossulocactus lancifer (A. Dietr.) Britton & Rose -- not accepted |
|
Echinofossulocactus lloydii Britton & Rose -- not accepted |
|
Echinofossulocactus pentacanthus (Lem.) Britton & Rose -- not accepted |
|
Echinofossulocactus tricuspidatus (Scheidw.) Britton & Rose -- not accepted |
|
Echinofossulocactus violaciflorus (Quehl) Britton & Rose -- not accepted |
|
Echinofossulocactus zacatecasensis Britton & Rose -- not accepted |
|
Echinomastus Britton & Rose -- not accepted |
|
Echinomastus durangensis (Runge) Britton & Rose -- not accepted |
|
Echinomastus erectocentrus (J.M. Coult.) Britton & Rose -- not accepted |
|
Echinomastus erectocentrus var. erectocentrus (J.M. Coult.) Britton & Rose -- not accepted |
|
Echinomastus intertextus (Engelm.) Britton & Rose -- not accepted |
|
Echinomastus intertextus var. intertextus (Engelm.) Britton & Rose -- not accepted |
|
Echinomastus unguispinus (Engelm.) Britton & Rose -- not accepted |
|
Echinopsis aurea Britton & Rose -- accepted |
|
Echinopsis aurea ssp. aurea Britton & Rose -- accepted |
|
Echinopsis aurea ssp. shaferi (Britton & Rose) M. Lowry -- accepted |
|
Echinopsis bruchii (Britton & Rose) Friedrich & Glaetzle -- not accepted |
|
Echinopsis cuzcoensis (Britton & Rose) H. Friedrich & G.D. Rowley -- accepted |
|
Echinopsis ferox (Britton & Rose) Backeb. -- accepted |
|
Echinopsis formosa ssp. bruchii (Britton & Rose) M. Lowry -- accepted |
|
Echinopsis longispina (Britton & Rose) Werderm. -- not accepted |
|
Echinopsis pachanoi (Britton & Rose) H. Friedrich & G.D. Rowley -- accepted |
|
Echinopsis pampana (Britton & Rose) D.R. Hunt -- accepted |
|
Echinopsis peruviana (Britton & Rose) H. Friedrich & G.D. Rowley -- accepted |
|
Echinopsis peruviana ssp. peruviana (Britton & Rose) H. Friedrich & G.D. Rowley -- not accepted |
|
Echinopsis shaferi Britton & Rose -- not accepted |
|
Echinopsis spegazziniana Britton & Rose -- not accepted |
|
Echites echites (L.) Britton -- not accepted |
|
Ectropothecium caloosiense (Austin) E. Britton -- not accepted |
|
Eleocharis acicularis var. radicans (A. Dietr.) Britton -- not accepted |
|
Eleocharis coloradoensis (Britton) Gilly -- accepted -- dwarf spikerush |
|
Eleocharis leptos var. coloradoensis (Britton) Svenson -- not accepted |
|
Eleocharis macrostachya Britton -- accepted -- pale spikerush |
|
Eleocharis montevidensis var. parishii (Britton) V.E. Grant -- not accepted |
|
Eleocharis ovata var. engelmannii (Steud.) Britton -- not accepted |
|
Eleocharis parishii Britton -- accepted -- Parish spikerush, Parish's spikerush |
|
Eleocharis parvula var. coloradoensis (Britton) Beetle -- not accepted |
|
Eleocharis praticola Britton -- not accepted |
|
Eleocharis ravenelii Britton -- accepted -- Rio Grande spikerush |
|
Eleocharis shaferi Britton -- not accepted |
|
Eleocharis smallii Britton -- not accepted -- Small's spikerush |
|
Eleocharis wolfii (A. Gray) A. Gray ex Britton -- accepted -- wolf's spike-rush, Wolf's spikerush |
|
Eleocharis yunquensis Britton -- not accepted |
|
Emelista tora auct. non (L.) Britton & Rose ex Britton & P. Wilson -- not accepted |
|
Encyclia bifida (Aubl.) Britton & P. Wilson -- not accepted -- thicket butterfly orchid |
|
Encyclia fucata (Lindl.) Britton & Millsp. -- accepted -- West Indian butterfly orchid |
|
Encyclia krugii (Bello) Britton & P. Wilson -- not accepted |
|
Encyclia rufa (Lindl.) Britton & Millsp. -- accepted -- rufous butterfly orchid |
|
Encyclia sintenisii (Rchb. f.) Britton -- not accepted -- Sintenis' butterfly orchid |
|
Entadopsis polyphylla (Benth.) Britton -- not accepted |
|
Entosthodon leibergii E. Britton -- not accepted |
|
Epibaterium carolinum (L.) Britton -- not accepted |
|
Epiphyllanthus candidus (Loefgr.) Britton & Rose -- not accepted |
|
Epiphyllanthus microsphaericus (K. Schum.) Britton & Rose -- not accepted |
|
Epiphyllanthus obovatus (Engelm. ex K. Schum.) Britton & Rose -- not accepted |
|
Epiphyllum cartagense (F.A.C. Weber) Britton & Rose -- accepted |
|
Epiphyllum caudatum Britton & Rose -- not accepted |
|
Epiphyllum costaricense (F.A.C. Weber) Britton & Rose -- not accepted |
|
Epiphyllum darrahii (K. Schum.) Britton & Rose -- not accepted |
|
Epiphyllum grandilobum (F.A.C. Weber) Britton & Rose -- accepted |
|
Epiphyllum guatemalense Britton & Rose -- not accepted |
|
Epiphyllum hookeri ssp. guatemalense (Britton & Rose) Ralf Bauer -- accepted |
|
Epiphyllum lepidocarpum (F.A.C. Weber) Britton & Rose -- accepted |
|
Epiphyllum nelsonii Britton & Rose -- not accepted |
|
Epiphyllum pittieri (F.A.C. Weber) Britton & Rose -- not accepted |
|
Epiphyllum pumilum Britton & Rose -- accepted |
|
Epiphyllum stenopetalum (C.F. Först.) Britton & Rose -- not accepted |
|
Epiphyllum strictum (Lem.) Britton & Rose -- not accepted |
|
Epiphyllum thomasianum (K. Schum.) Britton & Rose -- accepted |
|
Epiphyllum thomasianum ssp. thomasianum (K. Schum.) Britton & Rose -- accepted |
|
Epithelantha A. Weber ex Britton & Rose -- accepted -- pingpong ball cactus |
|
Epithelantha micromeris (Engelm.) A. Weber ex Britton & Rose -- accepted -- Biznaga-blanca chilona, pingpong ball cactus |
|
Epithelantha micromeris ssp. micromeris (Engelm.) A. Weber ex Britton & Rose -- not accepted |
|
Epithelantha micromeris var. micromeris (Engelm.) A. Weber ex Britton & Rose -- not accepted -- pingpong ball cactus |
|
Eragrostis hypnoides (Lam.) Britton, Sterns & Poggenb. -- accepted -- creeping lovegrass, teal love grass, teal lovegrass |
|
Erdisia Britton & Rose -- not accepted |
|
Erdisia meyenii Britton & Rose -- not accepted |
|
Erdisia philippii (Regel & Schmidt) Britton & Rose -- not accepted |
|
Erdisia spiniflora (Phil.) Britton & Rose -- not accepted |
|
Erdisia squarrosa (Vaupel) Britton & Rose -- not accepted |
|
Erigeron ramosus (Walter) Britton, Sterns & Poggenb. -- not accepted |
|
Erigeron subtrinervis Rydb. ex Porter & Britton -- accepted -- three-nerve fleabane, threenerve fleabane, threeveined fleabane |
|
Erigeron subtrinervis var. subtrinervis Rydb. ex Porter & Britton -- not accepted -- threenerve fleabane |
|
Eriosyce ceratistes (Otto) Britton & Rose -- not accepted |
|
Ernodea cokeri Britton ex Coker -- accepted -- one-nerved ernodea |
|
Eroteum albopunctatum (Griseb.) Britton -- not accepted |
|
Eschenbachia lyrata (Kunth) Britton & Millsp. -- not accepted |
|
Escobaria Britton & Rose -- accepted -- foxtail cactus, pincushion cactus |
|
Escobaria bella Britton & Rose -- not accepted |
|
Escobaria chaffeyi Britton & Rose -- not accepted -- Biznaga-Escobar de Cedros |
|
Escobaria chihuahuensis Britton & Rose -- accepted |
|
Escobaria chihuahuensis ssp. chihuahuensis Britton & Rose -- accepted |
|
Escobaria cubensis (Britton & Rose) D.R. Hunt -- accepted |
|
Escobaria dasyacantha (Engelm.) Britton & Rose -- accepted -- Big Bend foxtail cactus, Biznaga-Escobar de espinas gruesas |
|
Escobaria dasyacantha ssp. chaffeyi (Britton & Rose) N.P. Taylor -- accepted |
|
Escobaria dasyacantha ssp. dasyacantha (Engelm.) Britton & Rose -- accepted |
|
Escobaria dasyacantha var. chaffeyi (Britton & Rose) N.P. Taylor -- not accepted -- Chaffey's foxtail cactus |
|
Escobaria dasyacantha var. dasyacantha (Engelm.) Britton & Rose -- not accepted -- Big Bend foxtail cactus |
|
Escobaria lloydii Britton & Rose -- accepted |
|
Escobaria runyonii Britton & Rose -- not accepted |
|
Escobaria sneedii Britton & Rose -- accepted -- carpet foxtail cactus |
|
Escobaria sneedii ssp. sneedii Britton & Rose -- accepted |
|
Escobaria sneedii var. sneedii Britton & Rose -- not accepted -- carpet foxtail cactus, Sneed's foxtail cactus |
|
Escobaria tuberculosa (Engelm.) Britton & Rose -- accepted -- Biznaga-Escobar rómbica, white column foxtail cactus |
|
Espostoa Britton & Rose -- accepted |
|
Espostoa lanata (Kunth) Britton & Rose -- accepted |
|
Espostoa lanata ssp. lanata (Kunth) Britton & Rose -- accepted |
|
Eubotrys recurva (Buckley) Britton -- accepted -- mountain fetterbush, redtwig doghobble |
|
Eugenia boqueronensis Britton -- accepted -- Sierra de Cayey stopper |
|
Eugenia borinquensis Britton -- accepted -- guayabota de sierra |
|
Eugenia cordzalensis Britton -- not accepted |
|
Eugenia corozalensis Britton -- accepted -- sperry guava |
|
Eugenia stewardsonii Britton -- accepted -- Stewardson's stopper |
|
Eugenia underwoodii Britton -- accepted -- Underwood's stopper |
|
Eugenia xerophytica Britton -- not accepted -- aridland stopper |
|
Eulychnia iquiquensis (K. Schum.) Britton & Rose -- accepted |
|
Eulychnia iquiquensis ssp. iquiquensis (K. Schum.) Britton & Rose -- accepted |
|
Eupatorium borinquense (Britton) B.L. Rob. -- not accepted -- limestone thoroughwort |
|
Eupatorium dolicholepis (Urb.) Britton -- not accepted -- oreganillo |
|
Eupatorium petaloideum Britton ex Small -- accepted -- snowy white thoroughwort |
|
Eupatorium rotundifolium var. saundersii (Porter ex Britton) Cronquist -- not accepted |
|
Euphorbia cowellii (Millsp. ex Britton) Oudejans -- accepted -- Cowell's sandmat |
|
Euphorbia tithymaloides ssp. jamaicensis (Millsp. & Britton) V.W. Steinm. -- accepted |
|
Euthamia caroliniana (L.) Greene ex Porter & Britton -- not accepted |
|
Euthamia leptocephala (Torr. & A. Gray) Greene ex Porter & Britton -- accepted -- bushy goldentop |
|
Evolvulus squamosus Britton -- accepted -- rockyplains dwarf morning-glory |
|
Exogonium solanifolium (L.) Britton -- not accepted |
|
Exostema sanctae-luciae (Kentish) Britton -- accepted -- Jamaicanbark |
|
Facheiroa Britton & Rose -- accepted |
|
Facheiroa pubiflora Britton & Rose -- not accepted |
|
Ferocactus Britton & Rose -- accepted -- barrel cactus |
|
Ferocactus acanthodes (Lem.) Britton & Rose -- not accepted |
|
Ferocactus acanthodes var. acanthodes (Lem.) Britton & Rose -- not accepted -- viznaga |
|
Ferocactus alamosanus (Britton & Rose) Britton & Rose -- accepted |
|
Ferocactus alamosanus ssp. alamosanus (Britton & Rose) Britton & Rose -- accepted |
|
Ferocactus chrysacanthus (Orcutt) Britton & Rose -- accepted |
|
Ferocactus chrysacanthus ssp. chrysacanthus (Orcutt) Britton & Rose -- accepted |
|
Ferocactus covillei Britton & Rose -- not accepted |
|
Ferocactus crassihamatus (F.A.C. Weber) Britton & Rose -- not accepted |
|
Ferocactus diguetii (F.A.C. Weber) Britton & Rose -- accepted |
|
Ferocactus echidne (DC.) Britton & Rose -- accepted |
|
Ferocactus emoryi ssp. covillei (Britton & Rose) D.R. Hunt & Dimmitt -- accepted |
|
Ferocactus flavovirens (Scheidw.) Britton & Rose -- accepted |
|
Ferocactus fordii (Orcutt) Britton & Rose -- accepted |
|
Ferocactus fordii ssp. fordii (Orcutt) Britton & Rose -- accepted |
|
Ferocactus glaucescens (DC.) Britton & Rose -- accepted |
|
Ferocactus haematacanthus (Muehlenpf.) Britton & Rose -- accepted |
|
Ferocactus hamatacanthus (Muehlenpf.) Britton & Rose -- accepted -- Biznaga-barril costillona, Turk's head |
|
Ferocactus hamatacanthus ssp. hamatacanthus (Muehlenpf.) Britton & Rose -- accepted |
|
Ferocactus hamatacanthus var. hamatacanthus (Muehlenpf.) Britton & Rose -- not accepted -- Turk's head |
|
Ferocactus johnsonii (Parry ex Engelm.) Britton & Rose -- not accepted |
|
Ferocactus johnstonianus Britton & Rose -- accepted |
|
Ferocactus latispinus (Haw.) Britton & Rose -- accepted |
|
Ferocactus latispinus ssp. latispinus (Haw.) Britton & Rose -- accepted |
|
Ferocactus lecontei (Engelm.) Britton & Rose -- not accepted -- Biznaga-barril de Gila |
|
Ferocactus macrodiscus (Mart.) Britton & Rose -- accepted |
|
Ferocactus macrodiscus ssp. macrodiscus (Mart.) Britton & Rose -- accepted |
|
Ferocactus peninsulae (F.A.C. Weber) Britton & Rose -- accepted |
|
Ferocactus peninsulae ssp. santa-maria (Britton & Rose) Pilbeam & Bowdery -- not accepted |
|
Ferocactus robustus (Link & Otto) Britton & Rose -- accepted |
|
Ferocactus santa-maria Britton & Rose -- accepted |
|
Ferocactus townsendianus Britton & Rose -- accepted |
|
Ferocactus townsendianus var. santa-maria (Britton & Rose) G.E. Linds. -- not accepted |
|
Ferocactus townsendianus var. santamaria (Britton & Rose) G.E. Linds. -- not accepted |
|
Ferocactus uncinatus (Galeotti ex Pfeiff.) Britton & Rose -- not accepted |
|
Ferocactus viridescens (Torr. & A. Gray) Britton & Rose -- accepted -- Biznaga-barril verdosa, coast barrel cactus, San Diego barrel cactus |
|
Ferocactus wislizeni (Engelm.) Britton & Rose -- accepted -- Biznaga-barril de Nuevo México, candy barrel cactus, fishhook barrel cactus |
|
Ferocactus wislizenii (Engelm.) Britton & Rose -- not accepted |
|
Filago prolifera (Nutt. ex DC.) Britton non Pomel -- not accepted |
|
Fimbristylis castanea var. puberula (Michx.) Britton -- not accepted |
|
Fimbristylis curassavica (Britton) Alain -- not accepted |
|
Fimbristylis harperi Britton ex Small -- not accepted |
|
Fimbristylis harrisii (Britton) C.D. Adams -- not accepted -- Harris' fimbry |
|
Fimbristylis inaguensis Britton -- accepted -- Bahama fimbry |
|
Fimbristylis interior Britton -- not accepted |
|
Fimbristylis perpusilla R.M. Harper ex Small & Britton -- accepted -- Harper's fimbry |
|
Fimbristylis portoricensis (Britton) Alain -- not accepted |
|
Fimbristylis puberula var. interior (Britton) Kral -- accepted -- hairy fimbry |
|
Fragaria americana (Porter) Britton -- not accepted |
|
Frailea Britton & Rose -- accepted |
|
Frailea caespitosa (Speg.) Britton & Rose -- not accepted |
|
Frailea cataphracta (Dams) Britton & Rose -- accepted |
|
Frailea cataphracta ssp. cataphracta (Dams) Britton & Rose -- not accepted |
|
Frailea gracillima (Lem.) Britton & Rose -- accepted |
|
Frailea gracillima ssp. gracillima (Lem.) Britton & Rose -- accepted |
|
Frailea grahliana (F. Haage) Britton & Rose -- not accepted |
|
Frailea grahliana ssp. grahliana (F. Haage) Britton & Rose -- not accepted |
|
Frailea knippeliana (Quehl) Britton & Rose -- not accepted |
|
Frailea pumila (Lem.) Britton & Rose -- accepted |
|
Frailea pumila ssp. pumila (Lem.) Britton & Rose -- not accepted |
|
Frailea pygmaea (Speg.) Britton & Rose -- accepted |
|
Frailea pygmaea ssp. pygmaea (Speg.) Britton & Rose -- accepted |
|
Frailea schilinzkyana (F. Haage ex K. Schum.) Britton & Rose -- accepted |
|
Frailea schilinzkyana ssp. schilinzkyana (F. Haage ex K. Schum.) Britton & Rose -- accepted |
|
Fraxinus campestris Britton -- not accepted |
|
Fraxinus darlingtonii Britton -- not accepted |
|
Fraxinus michauxii Britton -- not accepted |
|
Fraxinus smallii Britton -- not accepted |
|
Fraxinus velutina var. toumeyi (Britton) Rehder -- not accepted |
|
Gaertneria acanthicarpa (Hook.) Britton -- not accepted |
|
Gaillardia suavis (A. Gray & Engelm.) Britton & Rusby -- accepted -- perfumeballs, sweet gaillardia |
|
Galactia regularis (L.) Britton, Sterns & Poggenb. -- accepted -- eastern milkpea |
|
Galactia volubilis (L.) Britton -- accepted -- downy milkpea |
|
Galatea bulbosa (Mill.) Britton -- not accepted |
|
Galium circaezans var. glabellum Britton -- not accepted |
|
Galium circaezans var. glabrum Britton -- not accepted |
|
Galium kamtschaticum var. oreganum (Britton) Piper -- not accepted |
|
Galium latifolium var. hispidifolium Small ex Britton -- not accepted |
|
Galium oreganum Britton -- accepted -- Oregon bedstraw |
|
Galium peregrina Britton, Sterns & Poggenb. -- not accepted |
|
Galium peregrinum Britton, Sterns & Poggenb. -- not accepted |
|
Galpinsia hartwegii (Benth.) Britton -- not accepted |
|
Garcia mayana Britton -- not accepted |
|
Garcinia hessii (Britton) Alain -- accepted -- lemon saptree |
|
Gaumerocassia ekmaniana (Urb.) Britton ex Britton & Rose -- not accepted |
|
Geranium bicknellii Britton -- accepted -- Bicknell's cranesbill, northern crane's-bill |
|
Geranium bicknellii var. bicknellii Britton -- not accepted -- Bicknell's cranesbill |
|
Geranium nemorale var. bicknellii (Britton) Fernald -- not accepted |
|
Gerardia besseyana Britton -- not accepted |
|
Gerardia paupercula (A. Gray) Britton -- not accepted |
|
Gerardia portoricensis Britton & P. Wilson -- not accepted |
|
Gerardia virginica (L.) Britton, Sterns & Poggenb. -- not accepted |
|
Gesneria clarensis Britton & P. Wilson -- accepted |
|
Gesneria earlei Urb. & Britton -- accepted |
|
Gesneria jamaicensis Britton -- accepted |
|
Gesneria leiocarpa Urb. & Britton -- not accepted |
|
Gesneria nipensis Britton & P. Wilson -- not accepted |
|
Gesneria purpurascens var. yamuriensis (Britton & P. Wilson) Borhidi -- not accepted |
|
Gesneria yamuriensis Britton & P. Wilson -- not accepted |
|
Ghinia spinosa (Sw.) Britton & P. Wilson -- not accepted |
|
Gilia acerosa (A. Gray) Britton -- not accepted |
|
Glabraria geniculata (Walter) Britton -- not accepted |
|
Glossoloma bolivianum (Britton ex Rusby) J.L. Clark -- accepted |
|
Glycine priceana (B.L. Rob.) Britton -- not accepted |
|
Gnaphalium helleri Britton -- not accepted |
|
Gnaphalium helleri var. helleri Britton -- not accepted -- Heller's cudweed |
|
Gnaphalium obtusifolium var. helleri (Britton) S.F. Blake -- not accepted |
|
Gormania debilis (S. Watson) Britton -- not accepted |
|
Gormania eastwoodiae Britton -- not accepted |
|
Gormania laxa Britton -- not accepted |
|
Gormania obtusata (A. Gray) Britton -- not accepted |
|
Gormania oregana (Nutt.) Britton -- not accepted |
|
Gormania watsonii Britton -- not accepted |
|
Grimmia evansii E. Britton -- not accepted |
|
Grimmia olympica E. Britton -- not accepted |
|
Grimmia philibertiana E. Britton -- not accepted |
|
Grossularia amara (McClatchie) Coville & Britton -- not accepted |
|
Grossularia binominata (A. Heller) Coville & Britton -- not accepted |
|
Grossularia californica (Hook. & Arn.) Coville & Britton -- not accepted |
|
Grossularia cognata (Greene) Coville & Britton -- not accepted |
|
Grossularia cruenta (Greene) Coville & Britton -- not accepted |
|
Grossularia curvata (Small) Coville & Britton -- not accepted |
|
Grossularia divaricata (Douglas) Coville & Britton -- not accepted |
|
Grossularia greeneana (A. Heller) Coville & Britton -- not accepted |
|
Grossularia greeneiana (A. Heller) Coville & Britton -- not accepted |
|
Grossularia hesperia (McClatchie) Coville & Britton -- not accepted |
|
Grossularia hystrix (Eastw.) Coville & Britton -- not accepted |
|
Grossularia inermis (Rydb.) Coville & Britton -- not accepted |
|
Grossularia irrigua (Douglas) Coville & Britton -- not accepted |
|
Grossularia lasiantha (Greene) Coville & Britton -- not accepted |
|
Grossularia lobbii (A. Gray) Coville & Britton -- not accepted |
|
Grossularia marshallii (Greene) Coville & Britton -- not accepted |
|
Grossularia menziesii (Pursh) Coville & Britton -- not accepted |
|
Grossularia missouriensis (Nutt.) Coville & Britton -- not accepted |
|
Grossularia parishii (A. Heller) Coville & Britton -- not accepted |
|
Grossularia quercetora (Greene) Coville & Britton -- not accepted |
|
Grossularia quercetorum (Greene) Coville & Britton -- not accepted |
|
Grossularia roezlii (Regel) Coville & Britton -- not accepted |
|
Grossularia rotundifolia (Michx.) Coville & Britton -- not accepted |
|
Grossularia sericea (Eastw.) Coville & Britton -- not accepted |
|
Grossularia setosa (Lindl.) Coville & Britton -- not accepted |
|
Grossularia speciosa (Pursh) Coville & Britton -- not accepted |
|
Grossularia velutina (Greene) Coville & Britton -- not accepted |
|
Grossularia victoris (Greene) Coville & Britton -- not accepted |
|
Grossularia watsoniana (Koehne) Coville & Britton -- not accepted |
|
Grusonia Rchb. f. ex Britton & Rose -- accepted |
|
Grusonia bradtiana (J.M. Coult.) Britton & Rose -- accepted |
|
Guapira bracei (Britton) Little -- not accepted |
|
Guapira floridana (Britton) Lundell -- not accepted |
|
Guilandina culebrae Britton & P. Wilson -- accepted |
|
Guilandina divergens (Urb.) Britton -- not accepted |
|
Guilandina ovalifolia (Urb.) Britton -- not accepted |
|
Guilandina portoricensis Britton & P. Wilson -- accepted |
|
Gundlachia corymbosa (Urb.) Britton ex Boldingh -- accepted -- yambush |
|
Gutierrezia sarothrae (Pursh) Britton & Rusby -- accepted -- broom snakeweed, broomweed, perennial snakeweed, stinkweed, turpentine weed, yellow top |
|
Gymnocalycium anisitsii (K. Schum.) Britton & Rose -- accepted |
|
Gymnocalycium anisitsii ssp. anisitsii (K. Schum.) Britton & Rose -- accepted |
|
Gymnocalycium brachyanthum (Gürke) Britton & Rose -- not accepted |
|
Gymnocalycium damsii (K. Schum.) Britton & Rose -- not accepted |
|
Gymnocalycium guerkeanum (Heese) Britton & Rose -- not accepted |
|
Gymnocalycium hyptiacanthum (Lem.) Britton & Rose -- not accepted |
|
Gymnocalycium joossensianum (Boed.) Britton & Rose -- not accepted |
|
Gymnocalycium kurtzianum (Gürke) Britton & Rose -- not accepted |
|
Gymnocalycium leeanum (Hook.) Britton & Rose -- not accepted |
|
Gymnocalycium megalothelon (Sencke) Britton & Rose -- not accepted |
|
Gymnocalycium melanocarpum (Arechav.) Britton & Rose -- not accepted |
|
Gymnocalycium mihanovichii (Fric & Gürke) Britton & Rose -- accepted |
|
Gymnocalycium monvillei (Lem.) Pfeiff. ex Britton & Rose -- accepted |
|
Gymnocalycium monvillei ssp. monvillei (Lem.) Pfeiff. ex Britton & Rose -- accepted |
|
Gymnocalycium mostii (Gürke) Britton & Rose -- accepted |
|
Gymnocalycium multiflorum (Hook.) Britton & Rose -- not accepted |
|
Gymnocalycium netrelianum (Monv.) Britton & Rose -- not accepted |
|
Gymnocalycium platense (Speg.) Britton & Rose -- not accepted |
|
Gymnocalycium saglione (F. Cels) Britton & Rose -- not accepted |
|
Gymnocalycium saglionis (F. Cels) Britton & Rose -- accepted |
|
Gymnocalycium saglionis ssp. saglionis (F. Cels) Britton & Rose -- not accepted |
|
Gymnocalycium schickendantzii (F.A.C. Weber) Britton & Rose -- accepted |
|
Gymnocalycium schickendantzii ssp. schickendantzii (F.A.C. Weber) Britton & Rose -- accepted |
|
Gymnocalycium spegazzinii Britton & Rose -- accepted |
|
Gymnocalycium spegazzinii ssp. spegazzinii Britton & Rose -- accepted |
|
Gymnocalycium stuckertii (Speg.) Britton & Rose -- not accepted |
|
Gymnocalycium uruguayense (Arechav.) Britton & Rose -- accepted |
|
Gymnopogon ambiguus (Michx.) Britton, Sterns & Poggenb. -- accepted -- bearded skeletongrass |
|
Hamatocactus Britton & Rose -- not accepted |
|
Harrisia Britton -- accepted -- applecactus |
|
Harrisia aboriginum Small ex Britton & Rose -- accepted -- aboriginal pricklyapple, prickly applecactus |
|
Harrisia adscendens (Gürke) Britton & Rose -- accepted |
|
Harrisia bonplandii (J. Parm. & Pfeiff.) Britton & Rose -- not accepted |
|
Harrisia brookii Britton -- accepted |
|
Harrisia earlei Britton & Rose -- accepted |
|
Harrisia eriophora (Pfeiff.) Britton -- accepted |
|
Harrisia fernowii Britton -- accepted |
|
Harrisia fragrans Small ex Britton & Rose -- accepted -- Caribbean applecactus |
|
Harrisia gracilis (Mill.) Britton -- accepted |
|
Harrisia martinii (Labour.) Britton -- accepted -- mooncactus |
|
Harrisia nashii Britton -- accepted |
|
Harrisia pomanensis (F.A.C. Weber ex K. Schum.) Britton & Rose -- accepted -- applecactus |
|
Harrisia pomanensis ssp. pomanensis (F.A.C. Weber ex K. Schum.) Britton & Rose -- not accepted |
|
Harrisia portoricensis Britton -- accepted -- higo chumbo, Puerto Rico applecactus |
|
Harrisia simpsonii Small ex Britton & Rose -- accepted -- Simpson's applecactus |
|
Harrisia taylorii Britton -- accepted |
|
Harrisia tortuosa (J. Forbes ex Otto & A. Dietr.) Britton & Rose -- accepted |
|
Hatiora Britton & Rose -- accepted |
|
Hatiora bambusoides (F.A.C. Weber) Britton & Rose -- not accepted |
|
Hatiora cylindrica Britton & Rose -- accepted |
|
Hatiora salicornioides (Haw.) Britton & Rose -- accepted |
|
Havardia mexicana (Rose) Britton & Rose -- accepted |
|
Havardia pallens (Benth.) Britton & Rose -- accepted -- haujillo |
|
Havardia sonorae (S. Watson) Britton & Rose -- accepted |
|
Hedyotis croftiae (Britton & Rusby) Shinners -- not accepted |
|
Hedysarum americanum (Michx. ex Pursh) Britton -- not accepted |
|
Helenium setigerum (DC.) Britton & Rusby -- not accepted |
|
Helianthemum nashii Britton -- not accepted -- Florida scrub frostweed |
|
Helianthium tenellum (Mart.) Britton -- not accepted |
|
Helianthocereus grandiflorus (Britton & Rose) Backeb. -- not accepted |
|
Helianthus canus (Britton) Woot. & Standl. -- not accepted |
|
Helianthus dalyi Britton -- not accepted |
|
Helianthus giganteus var. subtuberosus Britton -- not accepted |
|
Helianthus nuttallii ssp. rydbergii (Britton) R.W. Long -- accepted -- Rydberg's sunflower |
|
Helianthus nuttallii var. rydbergii (Britton) B. Boivin -- not accepted |
|
Helianthus nuttallii var. subtuberosus (Britton) B. Boivin -- not accepted |
|
Helianthus rydbergii Britton -- not accepted |
|
Helianthus scrophulariifolius Britton -- not accepted |
|
Helianthus subtuberosus (Britton) Britton -- not accepted |
|
Helianthus X ambiguus (A. Gray) Britton (pro sp.) -- accepted -- ambiguous sunflower |
|
Helianthus X kellermanii Britton (pro sp.) -- accepted -- Kellerman's sunflower |
|
Heliocereus (A. Berger) Britton & Rose -- not accepted |
|
Heliocereus cinnabarinus (Weing.) Britton & Rose -- not accepted |
|
Heliocereus elegantissimus Britton & Rose -- not accepted |
|
Heliocereus schrankii (Zucc. ex Seitz) Britton & Rose -- not accepted |
|
Heliocereus speciosus (Cav.) Britton & Rose -- not accepted |
|
Hepatica acuta (Pursh) Britton -- not accepted |
|
Heterosavia bahamensis (Britton) Petra Hoffm. -- accepted -- Bahama maidenbush |
|
Heterotheca subaxillaris (Lam.) Britton & Rusby -- accepted -- camphorweed, golden aster |
|
Heterotheca subaxillaris ssp. subaxillaris (Lam.) Britton & Rusby -- accepted |
|
Hibiscus oculiroseus Britton -- not accepted |
|
Hicoria alba Britton -- not accepted |
|
Hicoria aquatica (F. Michx.) Britton -- not accepted |
|
Hicoria cordiformis (Wangenh.) Britton -- not accepted |
|
Hicoria glabra (Mill.) Britton -- not accepted |
|
Hicoria myristiciformis (F. Michx.) Britton -- not accepted |
|
Hicoria ovata (Mill.) Britton -- not accepted |
|
Hicoria pecan (Marsh.) Britton -- not accepted |
|
Hieracium greenii Porter & Britton -- not accepted -- Maryland hawkweed |
|
Hieracium X alleghaniense Britton (pro sp.) -- accepted -- Allegheny hawkweed |
|
Hipposelinum levisticum (L.) Britton & Rose -- not accepted |
|
Hoffmannseggia peninsularis (Britton) Wiggins -- accepted |
|
Hohenbergia attenuata Britton -- accepted -- longtip lacebark |
|
Homalobus tenellus (Pursh) Britton -- not accepted |
|
Homalocenchrus virginicus (Willd.) Britton -- not accepted |
|
Homalocephala Britton & Rose -- not accepted |
|
Homalocephala texensis (Hopffer) Britton & Rose -- not accepted |
|
Houstonia croftiae Britton & Rusby -- accepted -- Croft's bluet |
|
Houstonia lanceolata (Poir.) Britton -- not accepted |
|
Houstonia purpurea var. pubescens Britton -- not accepted |
|
Hyalocereus (A. Berger) Britton & Rose -- not accepted |
|
Hyalocereus lemairei (Hook.) Britton & Rose -- not accepted |
|
Hyalocereus undatus (Haw.) Britton & Rose -- not accepted |
|
Hylocereus (A. Berger) Britton & Rose -- accepted -- nightblooming cactus |
|
Hylocereus antiguensis Britton & Rose -- not accepted |
|
Hylocereus calcaratus (F.A.C. Weber) Britton & Rose -- accepted |
|
Hylocereus costaricensis (F.A.C. Weber) Britton & Rose -- accepted -- Costa Rica nightblooming cactus |
|
Hylocereus cubensis Britton & Rose -- not accepted |
|
Hylocereus extensus (Salm-Dyck ex DC.) Britton & Rose ex Rose -- accepted |
|
Hylocereus guatemalensis (Eichlam) Britton & Rose -- accepted |
|
Hylocereus lemairei (Hook.) Britton & Rose -- not accepted |
|
Hylocereus minutiflorus Britton & Rose -- accepted |
|
Hylocereus monacanthus (Lem.) Britton & Rose -- accepted -- nightblooming cereus |
|
Hylocereus napoleonis (Graham) Britton & Rose -- not accepted |
|
Hylocereus ocamponis (Salm-Dyck) Britton & Rose -- accepted |
|
Hylocereus polyrhizus (F.A.C. Weber) Britton & Rose -- not accepted |
|
Hylocereus purpusii (Weing.) Britton & Rose -- not accepted |
|
Hylocereus stenopterus (F.A.C. Weber) Britton & Rose -- accepted |
|
Hylocereus triangularis (L.) Britton & Rose -- accepted |
|
Hylocereus undatus (Haw.) Britton & Rose -- accepted -- nightblooming cactus, Pitahaya orejona |
|
Hylocereus venezuelensis Britton & Rose -- not accepted |
|
Hymenorebutia aurea (Britton & Rose) F. Ritter -- not accepted |
|
Hypericum boreale (Britton) E.P. Bicknell -- not accepted -- northern St. Johnswort |
|
Hypericum denticulatum var. ovalifolium (Britton) S.F. Blake -- not accepted |
|
Hypericum gentianoides (L.) Britton, Sterns & Poggenb. -- accepted -- orangegrass, pinweed St. Johnswort |
|
Hypericum majus (A. Gray) Britton -- accepted -- greater Canadian St. John's-wort, large St. Johnswort |
|
Hypericum mutilum ssp. boreale (Britton) J.M. Gillett -- accepted -- northern St. Johnswort |
|
Hypochaeris chillensis (Kunth) Britton -- accepted -- Brazilian cat's ear, Tweedy's cat's ear |
|
Icacorea glauciflora (Urb.) Britton -- not accepted |
|
Icacorea guadalupensis (Duchass. ex Griseb.) Britton ex P. Wilson -- not accepted |
|
Icacorea luquillensis Britton -- not accepted |
|
Ilex arimensis (Loes.) Britton ex R.O. Williams -- accepted |
|
Ilex bronxensis Britton -- not accepted |
|
Ilex cookii Britton & P. Wilson -- accepted -- Cook's holly |
|
Ilex montana var. mollis (A. Gray) Britton -- not accepted |
|
Ilex sintenisii (Urb.) Britton -- not accepted -- Sintenis' holly |
|
Inga inga (L.) Britton -- not accepted |
|
Ionidium portoricense (Urb.) Krug & Urb. ex Britton & P. Wilson -- not accepted |
|
Iris georgiana Britton -- not accepted |
|
Isandrina emarginata (L.) Britton & Rose -- not accepted |
|
Isanthus brachiatus (L.) Britton, Sterns & Poggenb. -- not accepted -- false pennyroyal, fluxweed |
|
Isoetes appalachiana D.F. Brunt. & D.M. Britton -- not accepted -- Appalachian quillwort |
|
Isoetes junciformis D.F. Brunt. & D.M. Britton -- accepted -- rush quillwort |
|
Isoetes melanopoda ssp. silvatica D.F. Brunt. & D.M. Britton -- accepted -- blackfoot quillwort |
|
Isoetes prototypus D.M. Britton -- accepted -- spike quillwort |
|
Isoetes X echtuckeri D.F. Brunt. & D.M. Britton -- accepted |
|
Isoetes X jeffreyi D.M. Britton & D.F. Brunt. -- accepted -- Jeffrey's quillwort |
|
Isoetes X novae-angliae D.F. Brunt. & D.M. Britton -- accepted |
|
Isoetes X pseudotruncata D.M. Britton & D.F. Brunt. -- accepted |
|
Isoloma sprucei Britton ex Rusby -- not accepted |
|
Jacquemontia cayensis Britton -- accepted -- sandyplain clustervine |
|
Jacquemontia subsalina Britton -- not accepted |
|
Jacquiniella teretifolia (Sw.) Britton & P. Wilson -- accepted -- Jacquiniella carnosa, moss tufted orchid |
|
Jaegerinopsis squarrosa E. Britton -- not accepted |
|
Jasminocereus Britton & Rose -- accepted |
|
Jasminocereus galapagensis (F.A.C. Weber) Britton & Rose -- not accepted |
|
Juniperus lucayana auct. non Britton -- not accepted |
|
Justicia borinquensis Britton -- not accepted -- Monte Cerrote water-willow |
|
Kneiffia allenii (Britton) Small -- not accepted |
|
Koellia hyssopifolia (Benth.) Britton -- not accepted |
|
Koellia pilosa (Nutt.) Britton -- not accepted |
|
Kohleria sprucei (Britton ex Rusby) Fritsch -- not accepted |
|
Krainzia longiflora (Britton & Rose) Backeb. -- not accepted |
|
Krameria imparata (J.F. Macbr.) Britton -- not accepted |
|
Lacinaria smallii Britton -- not accepted |
|
Lactuca spicata var. integrifolia (Torr. & A. Gray) Britton -- not accepted |
|
Lactuca steelei Britton -- not accepted |
|
Lagenocarpus portoricensis Britton -- not accepted |
|
Lantana arida Britton -- not accepted |
|
Lantana bahamensis auct. non Britton -- not accepted |
|
Lantana ovatifolia auct. non Britton. -- not accepted |
|
Lappula texana (Scheele) Britton -- not accepted |
|
Larrea wootonii Britton -- not accepted -- Wooton's holdback |
|
Lathyrus arizonicus Britton -- not accepted |
|
Lathyrus lanszwertii var. arizonicus (Britton) S.L. Welsh -- not accepted |
|
Lauro-cerasus myrtifolia (L.) Britton -- not accepted |
|
Laurocerasus myrtifolia (L.) Britton -- not accepted |
|
Lavauxia brachycarpa (A. Gray) Britton -- not accepted |
|
Lavauxia watsonii (Britton) Small -- not accepted |
|
Leavenworthia uniflora (Michx.) Britton -- accepted -- Michaux's gladecress |
|
Lebretonia paniculata (Cav.) Britton -- not accepted |
|
Lechea divaricata Shuttlw. ex Britton -- accepted -- dry-sand pinweed, drysand pinweed, spreading pinweed |
|
Lechea intermedia Legg. ex Britton -- accepted -- large-pod pinweed, largepod pinweed |
|
Lechea intermedia var. intermedia Legg. ex Britton -- accepted -- largepod pinweed, Léchéa intermédiaire |
|
Lechea leggettii Britton & Hollick -- not accepted |
|
Lechea major var. divaricata (Shuttlw. ex Britton) A. Gray -- not accepted |
|
Lechea maritima Legg. ex Britton, Sterns & Poggenb. -- accepted -- beach pinweed, hoary pinweed, seaside pinweed |
|
Lechea maritima var. maritima Legg. ex Britton, Sterns & Poggenb. -- accepted -- beach pinweed |
|
Lechea minor var. maritima (Legg. ex Britton, Sterns & Poggenb.) A. Gray -- not accepted |
|
Lechea tripetala (Moc. & Sessé ex Dunal) Britton -- accepted -- threepetal pinweed |
|
Legousia perfoliata (L.) Britton -- not accepted |
|
Leiphaimos portoricensis Britton -- not accepted |
|
Lemaireocereus Britton & Rose -- not accepted |
|
Lemaireocereus aragonii (F.A.C. Weber) Britton & Rose -- not accepted |
|
Lemaireocereus beneckei (Ehrenb.) Britton & Rose -- not accepted |
|
Lemaireocereus cartwrightianus Britton & Rose -- not accepted |
|
Lemaireocereus chende (Rol.-Goss.) Britton & Rose -- not accepted |
|
Lemaireocereus chichipe (Rol.-Goss.) Britton & Rose -- not accepted |
|
Lemaireocereus deficiens (Otto & A. Dietr.) Britton & Rose -- not accepted |
|
Lemaireocereus eichlamii Britton & Rose -- not accepted |
|
Lemaireocereus godingianus Britton & Rose -- not accepted |
|
Lemaireocereus griseus (Haw.) Britton & Rose -- not accepted |
|
Lemaireocereus hollianus (F.A.C. Weber) Britton & Rose -- not accepted |
|
Lemaireocereus hystrix (Haw.) Britton & Rose -- not accepted |
|
Lemaireocereus laetus (Kunth) Britton & Rose -- not accepted |
|
Lemaireocereus longispinus Britton & Rose -- not accepted |
|
Lemaireocereus mixtecensis (J.A. Purpus) Britton & Rose -- not accepted |
|
Lemaireocereus montanus Britton & Rose -- not accepted |
|
Lemaireocereus pruinosus (Otto ex Pfeiff.) Britton & Rose -- not accepted |
|
Lemaireocereus stellatus (Pfeiff.) Britton & Rose -- not accepted |
|
Lemaireocereus thurberi (Engelm.) Britton & Rose -- not accepted |
|
Lemaireocereus weberi (J.M. Coult.) Britton & Rose -- not accepted |
|
Lendneria verticillata (Mill.) Britton -- not accepted |
|
Leocereus Britton & Rose -- accepted |
|
Leocereus bahiensis Britton & Rose -- accepted |
|
Leocereus glaziovii (K. Schum.) Britton & Rose -- not accepted |
|
Leocereus melanurus (K. Schum.) Britton & Rose -- not accepted |
|
Leontodon erythrospermum (Andrz. ex Besser) Britton -- not accepted |
|
Leontodon latiloba (DC.) Britton -- not accepted |
|
Lepidocoryphantha macromeris ssp. runyonii (Britton & Rose) Doweld -- not accepted |
|
Lepidocoryphantha runyonii (Britton & Rose) Backeb. -- not accepted |
|
Lepismium bolivianum (Britton) Barthlott -- not accepted |
|
Lepismium crenatum (Britton) Barthlott -- not accepted |
|
Lepismium pittieri (Britton & Rose) Backeb. -- not accepted |
|
Leptilon canadense (L.) Britton -- not accepted |
|
Leptilon chinense (Jacq.) Britton -- not accepted |
|
Leptilon pusillum (Nutt.) Britton -- not accepted |
|
Leptocereus (A. Berger) Britton & Rose -- accepted |
|
Leptocereus arboreus Britton & Rose -- accepted |
|
Leptocereus assurgens (C. Wright ex Griseb.) Britton & Rose -- accepted |
|
Leptocereus grantianus Britton -- accepted -- sebucan |
|
Leptocereus leonii Britton & Rose -- accepted |
|
Leptocereus maxonii Britton & Rose -- not accepted |
|
Leptocereus prostratus Britton & Rose -- not accepted |
|
Leptocereus quadricostatus (Bello) Britton & Rose -- accepted -- pitahaya |
|
Leptocereus sylvestris Britton & Rose -- accepted |
|
Leptocereus weingartianus (E. Hartmann in Dams) Britton & Rose -- accepted |
|
Leptodontium excelsum (Sull.) E. Britton -- not accepted |
|
Leptoglottis angustisiliqua Britton & Rose -- not accepted |
|
Leptoglottis chapmanii Small ex Britton & Rose -- not accepted |
|
Leptoglottis floridana (Chapm.) Small ex Britton & Rose -- not accepted |
|
Leptoglottis hystricina Small ex Britton & Rose -- not accepted |
|
Leptoglottis microphylla (Dryand.) Britton & Rose -- not accepted |
|
Leptoglottis nelsonii Britton & Rose -- not accepted |
|
Leptoglottis nuttallii DC. ex Britton & Rose -- not accepted |
|
Leptoglottis occidentalis (Wooton & Standl.) Britton & Rose -- not accepted |
|
Lespedeza angustifolia var. brevifolia Britton -- not accepted |
|
Lespedeza intermedia (S. Watson) Britton -- not accepted |
|
Lespedeza prairea (Mack. & Bush) Britton -- not accepted |
|
Lespedeza stuevei var. angustifolia Britton -- not accepted |
|
Lespedeza texana Britton -- accepted -- Texas lespedeza |
|
Lespedeza virginica (L.) Britton -- accepted -- slender lespedeza |
|
Lespedeza X oblongifolia (Britton) W. Stone -- accepted -- oblong lespedeza |
|
Lesquerella engelmannii ssp. ovalifolia (Rydb. ex Britton) C. Clark -- not accepted |
|
Leucodontopsis floridana (Austin) E. Britton -- not accepted |
|
Levenworthia uniflora (Michx.) Britton -- not accepted |
|
Liatris graminifolia var. smallii (Britton) Fernald & Grisc. -- not accepted |
|
Liatris kansana Britton -- not accepted |
|
Ligusticum canadense (L.) Britton -- accepted -- Canadian licorice-root |
|
Limonium carolinianum (Walter) Britton -- accepted -- American thrift, canker root, Carolina sea lavender, Carolina sealavender, lavender thrift, seaside thrift |
|
Lindernia verticillata (Mill.) Britton -- not accepted |
|
Linum medium (Planch.) Britton -- accepted -- stiff yellow flax |
|
Linum medium var. medium (Planch.) Britton -- accepted -- stiff yellow flax |
|
Lippia alba (Mill.) N.E. Br. ex Britton & P. Wilson -- accepted -- bushy lippia, white lippia |
|
Lippia helleri Britton -- not accepted |
|
Lippia ligustrina (Lag.) Britton -- not accepted |
|
Lippia micromera var. helleri (Britton) Moldenke -- accepted -- Spanish thyme |
|
Lobivia Britton & Rose -- not accepted |
|
Lobivia andalgalensis (F.A.C. Weber ex K. Schum.) Britton & Rose -- not accepted |
|
Lobivia aurea (Britton & Rose) Backeb. -- not accepted |
|
Lobivia boliviensis Britton & Rose -- not accepted |
|
Lobivia bruchii Britton & Rose -- not accepted |
|
Lobivia cachensis (Speg.) Britton & Rose -- not accepted |
|
Lobivia caespitosa (J.A. Purpus) Britton & Rose -- not accepted |
|
Lobivia chionanthus (Speg.) Britton & Rose -- not accepted |
|
Lobivia cinnabarina (Hook.) Britton & Rose -- not accepted |
|
Lobivia corbula (Herrera) Britton & Rose -- not accepted |
|
Lobivia cumingii (Hopffer) Britton & Rose -- not accepted |
|
Lobivia famatimensis (Speg.) Britton & Rose -- not accepted |
|
Lobivia ferox Britton & Rose -- not accepted |
|
Lobivia formosa ssp. bruchii (Britton & Rose) Rausch -- not accepted |
|
Lobivia formosa ssp. grandis (Britton & Rose) Rausch -- not accepted |
|
Lobivia formosa var. bruchii (Britton & Rose) Rausch -- not accepted |
|
Lobivia formosa var. grandis (Britton & Rose) Rausch -- not accepted |
|
Lobivia grandiflora Britton & Rose -- not accepted |
|
Lobivia grandis Britton & Rose -- not accepted |
|
Lobivia haematantha (Speg.) Britton & Rose -- not accepted |
|
Lobivia lateritia (Gürke) Britton & Rose -- not accepted |
|
Lobivia longispina Britton & Rose -- not accepted |
|
Lobivia pampana Britton & Rose -- not accepted |
|
Lobivia pentlandii (Hook.) Britton & Rose -- not accepted |
|
Lobivia saltensis (Speg.) Britton & Rose -- not accepted |
|
Lobivia shaferi Britton & Rose -- not accepted |
|
Lobivia thionantha (Speg.) Britton & Rose -- not accepted |
|
Lophocereus (Engelm.) Britton & Rose -- not accepted |
|
Lophocereus sargentianus (Orcutt) Britton & Rose -- not accepted |
|
Lophocereus schottii (Engelm.) Britton & Rose -- not accepted -- Senita |
|
Lotus helleri Britton -- not accepted |
|
Lotus mearnsii (Britton) Greene -- not accepted -- Mearns' bird's-foot trefoil |
|
Lotus mearnsii var. mearnsii (Britton) Greene -- not accepted -- Mearns' bird's-foot trefoil |
|
Lotus purshianus var. helleri (Britton) Isely -- not accepted |
|
Lotus unifoliolatus var. helleri (Britton) Kartesz & Gandhi -- not accepted -- Heller's bird's-foot trefoil |
|
Ludwigia alternifolia var. linearifolia Britton -- not accepted |
|
Ludwigiantha brevipes Long ex Britton, A. Braun & Small -- not accepted |
|
Luetkea caespitosa (Nutt.) Britton -- not accepted |
|
Luetkea caespitosa var. elatior (S. Watson) Britton -- not accepted |
|
Lycopus amplectens var. pubens (Britton) Fernald -- not accepted |
|
Lycopus pubens Britton -- not accepted |
|
Lysiloma microphylla var. thornberi (Britton & Rose) Isely -- not accepted |
|
Lysiloma microphyllum var. thornberi (Britton & Rose) Isely -- not accepted |
|
Lysiloma thornberi Britton & Rose -- not accepted |
|
Lysimachia terrestris (L.) Britton, Sterns & Poggenb. -- accepted -- bog loosestrife, earth loosestrife, swamp candles |
|
Machaerocereus Britton & Rose -- not accepted |
|
Machaerocereus eruca (Brandegee) Britton & Rose -- not accepted |
|
Machaerocereus gummosus (Engelm.) Britton & Rose -- not accepted |
|
Maihuenia patagonica (Phil) Britton & Rose -- accepted |
|
Mallotonia gnaphalodes (L.) Britton -- not accepted |
|
Malpighia shaferi Britton & P. Wilson ex Britton -- not accepted |
|
Malpighia thompsonii Britton & P. Wilson -- not accepted |
|
Malus ioensis (Alph. Wood) Britton -- accepted -- Iowa crabapple, prairie crab apple, prairie crabapple, western crabapple |
|
Malus ioensis var. ioensis (Alph. Wood) Britton -- not accepted -- prairie crab apple, prairie crabapple |
|
Malus malus (L.) Britton -- not accepted |
|
Malus X soulardii (L.H. Bailey) Britton (pro sp.) -- accepted -- Soulard crab |
|
Malvastrum cochorifolium (Desr.) Britton ex Small -- not accepted |
|
Malvastrum corchorifolium (Desr.) Britton ex Small -- accepted -- Caribbean false mallow, false mallow |
|
Mamillopsis (E. Morren) F.A.C. Weber ex Britton & Rose -- not accepted |
|
Mamillopsis diguetii (F.A.C. Weber) Britton & Rose -- not accepted |
|
Mamillopsis senilis (Lodd. ex Salm-Dyck) F.A.C. Weber ex Britton & Rose -- not accepted |
|
Mammillaria albicans (Britton & Rose) A. Berger -- accepted |
|
Mammillaria albicans ssp. albicans (Britton & Rose) A. Berger -- accepted |
|
Mammillaria albicans ssp. fraileana (Britton & Rose) D.R. Hunt -- accepted |
|
Mammillaria armillata ssp. cerralboa (Britton & Rose) D.R. Hunt -- not accepted |
|
Mammillaria cerralboa (Britton & Rose) Orcutt -- accepted |
|
Mammillaria collinsii (Britton & Rose) Orcutt -- not accepted |
|
Mammillaria columbiana ssp. yucatanensis (Britton & Rose) D.R. Hunt -- accepted |
|
Mammillaria confusa (Britton & Rose) Orcutt -- not accepted |
|
Mammillaria evermanniana (Britton & Rose) Orcutt -- accepted |
|
Mammillaria fraileana (Britton & Rose) Backeb. -- not accepted |
|
Mammillaria grahamii ssp. sheldonii (Britton & Rose) D.R. Hunt -- accepted |
|
Mammillaria jaliscana (Britton & Rose) Boed. -- accepted |
|
Mammillaria jaliscana ssp. jaliscana (Britton & Rose) Boed. -- accepted |
|
Mammillaria lanata (Britton & Rose) Orcutt -- not accepted |
|
Mammillaria lloydii (Britton & Rose) Orcutt -- not accepted |
|
Mammillaria longicoma (Britton & Rose) A. Berger -- not accepted |
|
Mammillaria longiflora (Britton & Rose) A. Berger -- accepted |
|
Mammillaria longiflora ssp. longiflora (Britton & Rose) A. Berger -- accepted |
|
Mammillaria mercadensis (Britton & Rose) Patoni -- accepted |
|
Mammillaria microcarpa var. milleri (Britton & Rose) W.T. Marshall -- not accepted |
|
Mammillaria milleri (Britton & Rose) Boed. -- not accepted -- Biznaga de Miller |
|
Mammillaria milleri var. sheldonii (Britton & Rose) Neutel. -- not accepted |
|
Mammillaria multiformis (Britton & Rose) Backeb. -- not accepted |
|
Mammillaria nunezii (Britton & Rose) Orcutt -- accepted |
|
Mammillaria nunezii ssp. nunezii (Britton & Rose) Orcutt -- accepted |
|
Mammillaria occidentalis (Britton & Rose) Boed. -- not accepted |
|
Mammillaria peninsularis (Britton & Rose) Orcutt -- accepted |
|
Mammillaria pygmaea (Britton & Rose) A. Berger -- not accepted |
|
Mammillaria rekoi (Britton & Rose) Vaupel -- accepted |
|
Mammillaria rekoi ssp. rekoi (Britton & Rose) Vaupel -- accepted |
|
Mammillaria runyonii (Britton & Rose) Cory -- not accepted |
|
Mammillaria scrippsiana (Britton & Rose) Orcutt -- accepted |
|
Mammillaria sheldonii (Britton & Rose) Boed. -- not accepted |
|
Mammillaria slevinii (Britton & Rose) Boed. -- not accepted |
|
Mammillaria sneedi (Britton & Rose) Cory -- not accepted |
|
Mammillaria sneedii (Britton & Rose) Cory -- not accepted |
|
Mammillaria solisii (Britton & Rose) Boed. -- not accepted |
|
Mammillaria standleyi (Britton & Rose) Orcutt -- accepted |
|
Mammillaria swinglei (Britton & Rose) Boed. -- not accepted |
|
Mammillaria tenampensis (Britton & Rose) A. Berger -- not accepted |
|
Mammillaria viridiflora (Britton & Rose) Cory -- accepted -- Biznaga de flor verde, greenflower nipple cactus |
|
Mammillaria xanthina (Britton & Rose) Boed. -- not accepted |
|
Mammillaria yucatanensis (Britton & Rose) Orcutt -- not accepted |
|
Mariscus jamaicensis (Crantz) Britton -- not accepted |
|
Martiusia laurifolia (Poir.) Britton -- not accepted |
|
Martiusia rubiginosa (Juss. ex Pers.) Britton -- not accepted |
|
Matayba oppositifolia (A. Rich.) Britton -- accepted |
|
Matricaria grandiflora (Hook.) Britton -- not accepted |
|
Matucana Britton & Rose -- accepted |
|
Matucana haynei (Otto) Britton & Rose -- accepted |
|
Matucana haynei ssp. haynei (Otto) Britton & Rose -- accepted |
|
Maytenus elongata (Urb.) Britton -- accepted -- Puerto Rico mayten |
|
Maytenus ponceana Britton -- accepted -- ponce mayten |
|
Mediocactus Britton & Rose -- not accepted |
|
Mediocactus megalanthus (K. Schum. ex Vaupel) Britton & Rose -- not accepted |
|
Meehania Britton -- accepted |
|
Meehania cordata (Nutt.) Britton -- accepted -- Meehan's mint |
|
Megapterium fremontii (S. Watson) Britton -- not accepted |
|
Mehania Britton -- not accepted |
|
Mehania cordata (Nutt.) Britton -- not accepted |
|
Meibomia chapmanii (Britton) Small -- not accepted |
|
Meibomia procumbens (Mill.) Britton -- not accepted |
|
Meibomia sintenisii (Urb.) Britton -- not accepted |
|
Meibomia supina Britton -- not accepted |
|
Meibomia tweedyi (Britton) Vail -- not accepted |
|
Meibomia umbrosa Britton -- not accepted |
|
Meibomia wydleriana (Urb.) Britton -- not accepted |
|
Melampyrum latifolium (W.P.C. Barton) Muhl. ex Britton & A. Br. -- not accepted |
|
Melanthera calcicola Britton -- not accepted |
|
Melanthera confusa Britton -- not accepted |
|
Melocactus bahiensis (Britton & Rose) Luetzelb. -- accepted |
|
Melocactus bahiensis ssp. bahiensis (Britton & Rose) Luetzelb. -- accepted |
|
Melocactus broadwayi (Britton & Rose) A. Berger -- accepted -- Turk's cap |
|
Melocactus harlowii (Britton & Rose) Vaupel -- accepted |
|
Melocactus oaxacensis (Britton & Rose) Backeb. -- not accepted |
|
Melocactus ruestii ssp. oaxacensis (Britton & Rose) Elizondo -- not accepted |
|
Melocactus zehntneri (Britton & Rose) Leutzelb. -- accepted |
|
Menendezia biflora (Cogn.) Britton -- not accepted |
|
Menendezia stahlii (Cogn.) Britton -- not accepted |
|
Menendezia urbanii (Cogn.) Britton -- not accepted |
|
Mertensia alaskana Britton -- not accepted |
|
Mertensia paniculata var. alaskana (Britton) L.O. Williams -- accepted -- Alaska tall bluebells |
|
Mesadenia tuberosa (Nutt.) Britton -- not accepted |
|
Mesadenus lucayanus (Britton) Schltr. -- accepted -- Florida Keys ladies'-tresses, Spiranthes lucayana |
|
Metastelma anegadense Britton -- accepted |
|
Metastelma monense Britton -- accepted |
|
Miconia subcorymbosa Britton -- not accepted -- forest johnny berry, forest johnnyberry |
|
Microstylis unifolia (Michx.) Britton, Sterns & Poggenb. -- not accepted |
|
Mikania stevensiana Britton -- accepted -- Maricao River hempvine |
|
Mila Britton & Rose -- accepted |
|
Mila caespitosa Britton & Rose -- accepted |
|
Mila caespitosa ssp. caespitosa Britton & Rose -- accepted |
|
Mimosa hystricina (Small ex Britton & Rose) B.L. Turner -- accepted -- porcupine mimosa |
|
Mimosa nuttallii (DC. ex Britton & Rose) B.L. Turner -- accepted -- catclaw sensitivebriar, Nuttall's sensitive-briar |
|
Mimosa quadrivalvis var. hystricina (Small ex Britton & Rose) Barneby -- not accepted |
|
Mimosa quadrivalvis var. hystricina (Small ex Britton & Rose) Barneby -- not accepted |
|
Mimosa quadrivalvis var. nelsonii (Britton & Rose) Barneby -- accepted -- Nelson's mimosa |
|
Mimosa quadrivalvis var. nuttallii (DC. ex Britton & Rose) L.S. Beard ex Barneby -- not accepted |
|
Mimosa wherryana (Britton) Standl. -- not accepted |
|
Mimosopsis biuncifera (Benth.) Britton & Rose -- not accepted |
|
Mimosopsis wherryana Britton -- not accepted |
|
Mimusops emarginata (L.) Britton -- not accepted |
|
Minuartia dawsonensis (Britton) House -- accepted -- rock stitchwort |
|
Mirabella albicaulis (Britton & Rose) F. Ritter -- not accepted |
|
Mirabilis longiflora var. wrightiana (A. Gray ex Britton & Kearney) Kearney & Peebles -- not accepted -- sweet four o'clock |
|
Mirabilis wrightiana A. Gray ex Britton & Kearney -- not accepted |
|
Mitracarpus maxwelliae Britton & P. Wilson -- accepted -- Maxwell's girdlepod |
|
Mittenothammium diminutivum (Hampe) E. Britton -- not accepted |
|
Mittenothamnium diminutivum (Hampe) E. Britton -- not accepted |
|
Moldavica moldavica (L.) Britton -- not accepted |
|
Moldavica parviflora (Nutt.) Britton -- not accepted |
|
Moluchia pyramidata (L.) Britton -- not accepted |
|
Moluchia tomentosa (L.) Britton -- not accepted |
|
Monvillea Britton & Rose -- not accepted |
|
Monvillea albicaulis (Britton & Rose) R. Kiesling -- not accepted |
|
Monvillea amazonica (K. Schum. ex Vaupel) Britton & Rose -- not accepted |
|
Monvillea diffusa Britton & Rose -- not accepted |
|
Monvillea insularis (Hemsl.) Britton & Rose -- not accepted |
|
Monvillea maritima Britton & Rose -- not accepted |
|
Monvillea phatnosperma (K. Schum.) Britton & Rose -- not accepted |
|
Monvillea smithiana (Britton & Rose) Backeb. -- not accepted |
|
Monvillea spegazzinii (F.A.C. Weber) Britton & Rose -- not accepted |
|
Morongia angustata (Torr. & A. Gray) Britton -- not accepted |
|
Morongia microphylla (Dryand.) Britton -- not accepted |
|
Morongia portoricensis (Urb.) Britton -- not accepted |
|
Morongia uncinata (Willd.) Britton -- not accepted |
|
Mosiera xerophytica (Britton) Salywon -- accepted -- aridland stopper |
|
Mouriri helleri Britton -- accepted -- mameyuelo |
|
Muhlenbergia racemosa (Michx.) Britton, Sterns & Poggenb. -- accepted -- green muhly, marsh muhly |
|
Muhlenbergia tenuiflora (Willd.) Britton, Sterns & Poggenb. -- accepted -- slender muhly |
|
Muhlenbergia tenuiflora ssp. tenuiflora (Willd.) Britton, Sterns & Poggenb. -- not accepted |
|
Muhlenbergia tenuiflora var. tenuiflora (Willd.) Britton, Sterns & Poggenb. -- not accepted -- muhlenbergie ténue variété ténue, slender muhly |
|
Myosotis virginica auct. non (L.) Britton, Sterns & Poggenb. -- not accepted |
|
Myrcia portoricensis (Britton) Cedeńo-Mald. & Breckon ex F.S. Axelrod -- accepted -- Puerto Rico lidflower |
|
Myriophyllum pinnatum (Walter) Britton, Sterns & Poggenb. -- accepted -- cut-leaf water-milfoil, cutleaf watermilfoil, green parrotfeather |
|
Myrtillocactus cochal (Orcutt) Britton & Rose -- accepted |
|
Myrtillocactus eichlamii Britton & Rose -- accepted |
|
Myrtillocactus schenckii (J.A. Purpus) Britton & Rose -- accepted |
|
Nama ovata (Nutt. ex Choisy) Britton -- not accepted |
|
Nanomitrium megalosporum (Austin) E. Britton -- not accepted |
|
Negundo aceroides ssp. interius (Britton) Á. Löve & D. Löve -- not accepted |
|
Negundo interius (Britton) Rydb. -- not accepted |
|
Neltuma velutina (Wooton) Britton & Rose -- not accepted |
|
Neoabbottia Britton & Rose -- not accepted |
|
Neoabbottia grantiana (Britton) Buxb. -- not accepted |
|
Neoabbottia paniculata (Lam.) Britton & Rose -- not accepted |
|
Neobesseya Britton & Rose -- not accepted |
|
Neobesseya missouriensis (Sweet) Britton & Rose -- not accepted |
|
Neobesseya notesteinii (Britton) Britton & Rose -- not accepted |
|
Neobesseya similis (Engelm. & A. Gray) Britton & Rose -- not accepted |
|
Neobesseya wissmannii (Hildm. ex K. Schum.) Britton & Rose -- not accepted |
|
Neolloydia Britton & Rose -- accepted |
|
Neolloydia beguinii (F.A.C. Weber ex K. Schum.) Britton & Rose -- not accepted |
|
Neolloydia clavata (Scheidw.) Britton & Rose -- not accepted |
|
Neolloydia conoidea (DC.) Britton & Rose -- accepted -- Biznaga-cónica, Chihuahuan beehive |
|
Neomammillaria Britton & Rose -- not accepted |
|
Neomammillaria multiformis Britton & Rose -- not accepted |
|
Neomammillaria nivosa (Link ex Pfeiff.) Britton & Rose -- not accepted |
|
Neomammillaria rekoi Britton & Rose -- not accepted |
|
Neomammillaria similis (Engelm.) Britton & Rose ex Rydb. -- not accepted |
|
Neopieris mariana (L.) Britton -- not accepted |
|
Neopieris nitida (W. Bartram ex Marshall) Britton -- not accepted |
|
Neoporteria Britton & Rose -- not accepted |
|
Neoporteria chilensis (Hildm. ex K. Schum.) Britton & Rose -- not accepted |
|
Neoporteria fusca (Muehlenpf.) Britton & Rose -- not accepted |
|
Neoporteria jussieui (Monv. ex Salm-Dyck) Britton & Rose -- not accepted |
|
Neoporteria nidus (Söhrens) Britton & Rose -- not accepted |
|
Neoporteria nigricans (Linke) Britton & Rose -- not accepted |
|
Neoporteria subgibbosa (Haw.) Britton & Rose -- not accepted |
|
Neoraimondia Britton & Rose -- accepted |
|
Neoraimondia macrostibas Britton & Rose -- not accepted |
|
Neorudolphia Britton -- accepted |
|
Neorudolphia volubilis (Willd.) Britton -- accepted -- bejuco de alambre |
|
Neovriesia macrostachya (Bello) Britton -- not accepted |
|
Neptunia palmeri Britton & Rose -- not accepted |
|
Nidema Britton & Millsp. -- accepted |
|
Nidema ottonis (Rchb. f.) Britton & Millsp. -- accepted -- fairy orchid |
|
Niopa peregrina (L.) Britton & Rose -- not accepted |
|
Nopalea gaumeri Britton & Rose -- not accepted |
|
Nopalxochia Britton & Rose -- not accepted |
|
Nopalxochia phyllanthoides (DC.) Britton & Rose -- not accepted |
|
Norta altissima (L.) Britton -- not accepted |
|
Norta irio (L.) Britton -- not accepted |
|
Nothoscordum bivalve (L.) Britton -- accepted -- crowpoison |
|
Nyctelea nyctelea (L.) Britton -- not accepted |
|
Nyctocereus (A. Berger) Britton & Rose -- not accepted |
|
Nyctocereus guatemalensis Britton & Rose -- not accepted |
|
Nyctocereus hirschtianus (K. Schum.) Britton & Rose -- not accepted |
|
Nyctocereus neumannii (K. Schum.) Britton & Rose -- not accepted |
|
Nyctocereus oaxacensis Britton & Rose -- not accepted |
|
Nyctocereus serpentinus (Lag. & Rodr.) Britton & Rose -- not accepted |
|
Nymphoides nymphaeoides (L.) Britton -- not accepted |
|
Ocotea coriacea (Sw.) Britton -- not accepted -- lancewood |
|
Oenothera grandis (Britton) Smyth -- accepted -- largeflower eveningprimrose, showy evening primrose, showy evening-primrose, showy eveningprimrose |
|
Oncidium bahamense Nash ex Britton & Millsp. -- not accepted |
|
Oncophorus strumulosus (Müll. Hal. & Kindb.) E. Britton -- not accepted |
|
Ophioglossum vulgatum var. alaskanum (E.G. Britton) C. Chr. -- not accepted |
|
Opuntia abjecta Small ex Britton & Rose -- not accepted |
|
Opuntia alexanderi Britton & Rose -- not accepted |
|
Opuntia antillana Britton & Rose -- not accepted |
|
Opuntia bahiensis Britton & Rose -- not accepted |
|
Opuntia bella Britton & Rose -- not accepted |
|
Opuntia boldinghii Britton & Rose -- accepted |
|
Opuntia boringuensis Britton & Rose -- not accepted |
|
Opuntia borinquensis Britton & Rose -- accepted -- olaga |
|
Opuntia brasiliensis ssp. bahiensis (Britton & Rose) P.J. Braun & Esteves -- not accepted |
|
Opuntia burrageana Britton & Rose -- not accepted |
|
Opuntia caribaea Britton & Rose -- not accepted |
|
Opuntia chaffeyi Britton & Rose -- accepted |
|
Opuntia covillei Britton & Rose -- not accepted |
|
Opuntia depauperata Britton & Rose -- not accepted |
|
Opuntia discolor Britton & Rose -- not accepted |
|
Opuntia durangensis Britton & Rose -- not accepted |
|
Opuntia feroacantha Britton & Rose -- not accepted |
|
Opuntia guatemalensis Britton & Rose -- not accepted |
|
Opuntia haitiensis Britton -- not accepted |
|
Opuntia imbricata var. viridiflora (Britton & Rose) D. Weniger -- not accepted |
|
Opuntia jamaicensis Britton & Harris -- not accepted |
|
Opuntia juniperina Britton & Rose -- not accepted |
|
Opuntia millspaughii Britton -- not accepted |
|
Opuntia nashii Britton -- not accepted |
|
Opuntia occidentalis var. covillei (Britton & Rose) Munz -- not accepted |
|
Opuntia palmadora Britton & Rose -- not accepted |
|
Opuntia pennellii Britton & Rose -- not accepted |
|
Opuntia pisciformis Small ex Britton & Rose -- not accepted |
|
Opuntia pittieri Britton & Rose -- accepted |
|
Opuntia pollardii Britton & Rose -- not accepted |
|
Opuntia polyacantha var. juniperina (Britton & Rose) L.D. Benson -- accepted -- Juniper pricklypear |
|
Opuntia salvadorensis Britton & Rose -- not accepted |
|
Opuntia shaferi Britton & Rose -- not accepted |
|
Opuntia soederstromiana Britton & Rose -- accepted |
|
Opuntia soehrensii Britton & Rose -- not accepted |
|
Opuntia taylorii Britton & Rose -- accepted |
|
Opuntia tracyi Britton -- not accepted |
|
Opuntia trichophora (Engelm. & J.M. Bigelow) Britton & Rose -- not accepted -- Nopal peludito |
|
Opuntia vaseyi (J.M. Coult.) Britton & Rose -- not accepted |
|
Opuntia wetmorei Britton & Rose -- not accepted |
|
Opuntia whipplei var. viridiflora (Britton & Rose) L.D. Benson -- not accepted |
|
Opuntia wilcoxii Britton & Rose -- accepted |
|
Opuntia X aequatorialis Britton & Rose (pro sp.) -- accepted |
|
Opuntia X cubensis Britton & Rose (pro sp.) -- accepted -- bullsuckers |
|
Opuntia X lucayana Britton (pro sp.) -- accepted |
|
Opuntia X vaseyi (J.M. Coult.) Britton & Rose (pro sp.) -- accepted |
|
Opuntia X viridiflora Britton & Rose (pro sp.) -- not accepted -- rattail cholla, Santa Fe cholla |
|
Orophaca caespitosa (Nutt.) Britton -- not accepted |
|
Orophaca sericea (Nutt.) Britton -- not accepted |
|
Oroya Britton & Rose -- accepted |
|
Oroya peruviana (K. Schum.) Britton & Rose -- accepted |
|
Oryzopsis juncea Britton, Sterns & Poggenb. -- not accepted |
|
Osmia borinquensis Britton -- not accepted |
|
Osmia corymbosa (Aubl.) Britton & P. Wilson -- not accepted |
|
Osmia geraniifolia (Urb.) Britton & P. Wilson -- not accepted |
|
Osmia sinuata (Lam.) Britton & P. Wilson -- not accepted |
|
Osmorhiza divaricata (Britton) Suksd. -- not accepted |
|
Oxypolis filiformis (Walter) Britton -- accepted -- water cowbane |
|
Oxypolis rigidior var. longifolia (Pursh) Britton -- not accepted |
|
Oxytropis arctica var. bellii (Britton ex Macoun) B. Boivin -- accepted -- Bell's arctic locoweed, Bell's locoweed |
|
Oxytropis bellii (Britton ex Macoun) Palib. -- not accepted |
|
Pachycereus (A. Berger) Britton & Rose -- accepted |
|
Pachycereus calvus (Engelm. ex J.M. Coult.) Britton & Rose -- not accepted |
|
Pachycereus chrysomallus (Lem.) Britton & Rose -- not accepted |
|
Pachycereus columna-trajani (Karw.) Britton & Rose -- not accepted |
|
Pachycereus gaumeri Britton & Rose -- accepted |
|
Pachycereus lepidanthus (Eichlam) Britton & Rose -- accepted |
|
Pachycereus marginatus (DC.) Britton & Rose -- accepted |
|
Pachycereus pecten-aboriginum (Engelm. ex S. Watson) Britton & Rose -- accepted |
|
Pachycereus pringlei (S. Watson) Britton & Rose -- accepted |
|
Pachycereus ruficeps (F.A.C. Weber ex Rol.-Goss.) Britton & Rose -- not accepted |
|
Packera antennariifolia (Britton) W.A. Weber & Á. Löve -- accepted -- shale barren ragwort, shalebarren ragwort |
|
Packera crawfordii (Britton) A.M. Mahoney & R.R. Kowal -- accepted |
|
Palamocladium leskeoides (Hook.) E. Britton -- accepted |
|
Palicourea brevithyrsa Britton & Standl. -- not accepted |
|
Panicum nitidum var. pauciflorum Britton -- not accepted |
|
Panicum nitidum var. viride (Vasey) Britton -- not accepted |
|
Panicum pubescens var. barbulatum (Michx.) Britton -- not accepted |
|
Parakohleria sprucei (Britton ex Rusby) Wiehler -- not accepted |
|
Paralabatia portoricensis Britton & P. Wilson -- not accepted |
|
Pariti grande Britton -- not accepted |
|
Pariti tiliaceum (L.) A. Juss. ex Britton & Millsp. -- not accepted |
|
Parosela aurea (Nutt. ex Fraser) Britton -- not accepted |
|
Parosela dalea (L.) Britton -- not accepted |
|
Parosela enneandra (Nutt. ex Fraser) Britton -- not accepted |
|
Parosela lanata (Spreng.) Britton -- not accepted |
|
Parsonsia parsonsia (L.) Britton -- not accepted |
|
Parthenium auriculatum Britton -- not accepted |
|
Parthenium hispidum var. auriculatum (Britton) Rollins -- not accepted |
|
Parthenium integrifolium var. auriculatum (Britton) Cornelius ex Cronquist -- not accepted -- wild quinine |
|
Parthenocissus heptaphylla (Buckley) Britton ex Small -- accepted -- sevenleaf creeper |
|
Paspalum intermedium Munro ex Morong & Britton -- accepted -- intermediate paspalum |
|
Paurotis wrightii (Griseb. & H. Wendl.) Britton -- not accepted |
|
Pearcea sprucei (Britton ex Rusby) L.P. Kvist & L.E. Skog -- accepted |
|
Pearcea sprucei var. sprucei (Britton ex Rusby) L.P. Kvist & L.E. Skog -- accepted |
|
Pedilanthus grisebachii Millsp. & Britton -- not accepted |
|
Pedilanthus ierensis Britton -- not accepted |
|
Pedilanthus jamaicensis Millsp. & Britton -- not accepted |
|
Pedilanthus latifolius Millsp. & Britton -- not accepted |
|
Pedilanthus tithymaloides ssp. jamaicensis (Millsp. & Britton) Dressler -- not accepted |
|
Pediocactus Britton & Rose -- accepted -- hedgehog cactus |
|
Pediocactus simpsonii (Engelm.) Britton & Rose -- accepted -- Simpson's hedgehog cactus, snowball pediocactus |
|
Pediocactus simpsonii ssp. simpsonii (Engelm.) Britton & Rose -- not accepted |
|
Pediocactus simpsonii var. simpsonii (Engelm.) Britton & Rose -- not accepted -- Simpson hedgehog cactus, Simpson's hedgehog cactus |
|
Peiranisia bahamensis (Mill.) Britton & Rose -- not accepted |
|
Peiranisia polyphylla (Jacq.) Britton & Rose -- not accepted |
|
Peniocereus (A. Berger) Britton & Rose -- accepted |
|
Peniocereus greggii (Engelm.) Britton & Rose -- accepted -- nightblooming cereus |
|
Peniocereus greggii var. greggii (Engelm.) Britton & Rose -- accepted -- Gregg's nightblooming cereus |
|
Peniocereus guatemalensis (Britton & Rose) D.R. Hunt -- accepted |
|
Peniocereus johnstonii Britton & Rose -- accepted |
|
Peniocereus oaxacensis (Britton & Rose) D.R. Hunt -- accepted |
|
Peniocereus papillosus (Britton & Rose) U. Guzmán -- not accepted |
|
Penstemon canescens (Britton) Britton -- accepted -- eastern gray beardtongue |
|
Penstemon penstemon (L.) Britton -- not accepted |
|
Peperomia wheeleri Britton -- accepted -- Wheeler's peperomia |
|
Pepo ficifolia (Bouché) Britton -- not accepted |
|
Pepo foetidissima (Kunth) Britton -- not accepted |
|
Pepo moschata (Duchesne) Britton -- not accepted |
|
Pepo pepo (L.) Britton ex Small -- not accepted |
|
Pereskia colombiana Britton & Rose -- not accepted |
|
Pereskia conzattii Britton & Rose -- not accepted |
|
Pereskia cubensis Britton & Rose -- not accepted |
|
Pereskia humboldtii Britton & Rose -- not accepted |
|
Pereskia moorei Britton & Rose -- not accepted |
|
Pereskia zehntneri Britton & Rose -- not accepted |
|
Pereskiopsis Britton & Rose -- accepted |
|
Pereskiopsis aquosa (F.A.C. Weber) Britton & Rose -- accepted |
|
Pereskiopsis chapistle (F.A.C. Weber) Britton & Rose -- not accepted |
|
Pereskiopsis diguetii (F.A.C. Weber) Britton & Rose -- accepted |
|
Pereskiopsis opuntiiflora (DC.) Britton & Rose -- not accepted |
|
Pereskiopsis pititache (Karw. ex Pfeiff.) Britton & Rose -- not accepted |
|
Pereskiopsis porteri (Brandegee ex F.A.C. Weber) Britton & Rose -- accepted |
|
Pereskiopsis rotundifolia (DC.) Britton & Rose -- accepted |
|
Pereskiopsis scandens Britton & Rose -- not accepted |
|
Pereskiopsis spathulata (Otto ex Pfeiff.) Britton & Rose -- not accepted |
|
Perilla frutescens (L.) Britton -- accepted -- beefsteak mint, beefsteak plant, purple mint |
|
Perilla frutescens var. frutescens (L.) Britton -- accepted -- beefsteakplant |
|
Persea portoricensis Britton & P. Wilson -- not accepted |
|
Petasites gracilis Britton -- not accepted |
|
Petesioides pendula (Urb.) Britton -- not accepted |
|
Petesioides yunquensis (Urb.) Britton -- not accepted |
|
Petunia axillaris (Lam.) Britton, Sterns & Poggenb. -- accepted -- large white petunia |
|
Pfeiffera boliviana (Britton) D.R. Hunt -- accepted |
|
Pfeiffera crenata (Britton) P.V. Heath -- accepted |
|
Phaca americana (Hook.) Rydb. ex Britton & A. Br. -- not accepted |
|
Phaethusa helianthoides (Michx.) Britton -- not accepted |
|
Phaethusa occidentalis (L.) Britton -- not accepted |
|
Phaethusa virginica (L.) Britton -- not accepted |
|
Phaseolus polystachios (L.) Britton, Sterns & Poggenb. -- accepted -- slimleaf bean, thicket bean |
|
Phaseolus polystachios var. polystachios (L.) Britton, Sterns & Poggenb. -- accepted -- thicket bean |
|
Phaseolus polystachyus (L.) Britton, Sterns & Poggenb. -- not accepted |
|
Phellosperma Britton & Rose -- not accepted |
|
Phellosperma tetrancistra (Engelm.) Britton & Rose -- not accepted |
|
Philodendron nechodomi Britton -- not accepted |
|
Philodendron nechodomii Britton -- not accepted |
|
Philonotis longiseta (Michx.) E. Britton -- accepted |
|
Philotria angustifolia (Muhl.) Britton ex Rydb. -- not accepted |
|
Philotria canadensis (Michx.) Britton -- not accepted |
|
Phlebotaenia cowellii Britton -- accepted |
|
Phlox amplifolia Britton -- accepted -- largeleaf phlox |
|
Phlox kelseyi Britton -- accepted -- Kelsey's phlox |
|
Phlox kelseyi ssp. kelseyi Britton -- accepted -- Kelsey's phlox |
|
Phoradendron randiae (Bello) Britton -- not accepted |
|
Phragmites vulgaris Britton, Sterns & Poggenb. -- not accepted |
|
Phyllanthus cuneifolius (Britton) Croizat -- accepted -- wedge leaf-flower |
|
Phymosia cuspidata (A. Gray) Britton -- not accepted |
|
Phymosia remota (Greene) Britton -- not accepted |
|
Physalis ambigua (A. Gray) Britton -- not accepted |
|
Physalodes physalodes (L.) Britton -- not accepted |
|
Physcomitrium australe E. Britton -- not accepted |
|
Physcomitrium californicum E. Britton -- not accepted |
|
Physcomitrium coloradense E. Britton -- not accepted |
|
Physcomitrium drummondii E. Britton -- not accepted |
|
Physcomitrium kellermanii E. Britton -- not accepted |
|
Physcomitrium kellermanii var. drummondii (E. Britton) Grout -- not accepted |
|
Physcomitrium megalocarpum var. californicum (E. Britton) Grout -- not accepted |
|
Physcomitrium turbinatum (Michx.) E. Britton -- not accepted |
|
Physcomitrium turbinatum f. australe (E. Britton) Grout -- not accepted |
|
Physcomitrium turbinatum var. langloisii (Renauld & Cardot) E. Britton -- not accepted |
|
Physostegia denticulata sensu Fernald, non (Aiton) Britton -- not accepted |
|
Physostegia denticulata (Aiton) Britton -- not accepted |
|
Physostegia nuttallii (Britton) Fassett -- not accepted |
|
Picea canadensis (Mill.) Britton, Sterns & Poggenb. -- not accepted |
|
Picea mariana (Mill.) Britton, Sterns & Poggenb. -- accepted -- black spruce, bog spruce, shortleaf black spruce, swamp spruce |
|
Picea mariana var. mariana (Mill.) Britton, Sterns & Poggenb. -- not accepted -- black spruce |
|
Picradenia odorata (DC.) Britton -- not accepted |
|
Picradeniopsis Rydb. ex Britton -- accepted -- bahia |
|
Picradeniopsis oppositifolia (Nutt.) Rydb. ex Britton -- accepted -- opposite-leaf false bahia, oppositeleaf bahia, plains bahia |
|
Pilea margarettae Britton -- accepted -- Margarett's clearweed |
|
Pilea margarettiae Britton -- not accepted -- Margarett's clearweed |
|
Pilea yunquensis (Urb.) Britton & P. Wilson -- accepted -- mountain clearweed |
|
Pilosocereus bahamensis (Britton) Byles & G.D. Rowley -- not accepted |
|
Pilosocereus barbadensis (Britton & Rose) Byles & G.D. Rowley -- not accepted |
|
Pilosocereus brasiliensis (Britton & Rose) Backeb. -- accepted |
|
Pilosocereus brasiliensis ssp. brasiliensis (Britton & Rose) Backeb. -- accepted |
|
Pilosocereus brooksianus (Britton & Rose) Byles & G.D. Rowley -- not accepted |
|
Pilosocereus collinsii (Britton & Rose) Byles & G.D. Rowley -- accepted |
|
Pilosocereus gaumeri (Britton & Rose) Backeb. -- not accepted |
|
Pilosocereus gounellei ssp. zehntneri (Britton & Rose) Zappi -- accepted |
|
Pilosocereus keyensis (Britton & Rose) Byles & G.D. Rowley -- not accepted |
|
Pilosocereus millspaughii (Britton) Byles & G.D. Rowley -- not accepted |
|
Pilosocereus purpusii (Britton & Rose) Byles & G.D. Rowley -- accepted |
|
Pilosocereus tweedyanus (Britton & Rose) Byles & G.D. Rowley -- accepted |
|
Pilosocereus zehnteri (Britton & Rose) F. Ritter -- not accepted |
|
Piper treleaseanum Britton & P. Wilson -- not accepted |
|
Pisonia albida (Heimerl) Britton ex Standl. -- accepted -- corcho bobo |
|
Pisonia floridana Britton -- not accepted -- Rock Key devil's-claws |
|
Pithecellobium carbonarium (Britton) Niezgoda & Nevling -- not accepted |
|
Pithecellobium keyense Coker ex Britton -- accepted -- Florida Keys blackbead |
|
Platyopuntia discolor (Britton & Rose) F. Ritter -- not accepted |
|
Platyopuntia soehrensii (Britton & Rose) F. Ritter -- not accepted |
|
Pleurothallis crassipes sensu Britton & P. Wilson, non Lindl. -- not accepted |
|
Pleuroziopsis Kindb. ex E. Britton -- accepted |
|
Pleuroziopsis ruthenica (Weinm.) Kindb. ex E. Britton -- accepted |
|
Plinia sintenisii (Kiaersk.) Britton -- not accepted |
|
Poincianella Britton & Rose -- accepted |
|
Poincianella mexicana (A. Gray) Britton & Rose -- accepted -- Mexican holdback, Mexican poinciana |
|
Poincianella myabensis (Britton) Britton & Rose -- accepted |
|
Polemonium caeruleum ssp. vanbruntiae (Britton) J.F. Davidson -- not accepted |
|
Polemonium van-bruntiae Britton -- not accepted |
|
Polemonium vanbruntiae Britton -- accepted -- Jacob's ladder, polémoine de Van-Brunt, Vanbrunt's polemonium |
|
Polygala cowellii (Britton) S.F. Blake -- not accepted -- palo de violeta, violet tree |
|
Polygala penaea ssp. portoricensis (Britton) Gillis -- not accepted -- crevajosa |
|
Polygala portoricensis (Britton) S.F. Blake -- not accepted |
|
Polygala tweedyi Britton ex Wheelock -- not accepted |
|
Polystachya minuta (Aubl.) Britton -- not accepted |
|
Pomaria wootonii (Britton) B.B. Simpson -- accepted -- Wooton's holdback |
|
Poponax macracanthoides (Bertero ex DC.) Britton & Rose -- not accepted |
|
Populus cercidiphylla Britton -- not accepted |
|
Populus occidentalis (Rydb.) Britton ex Rydb. -- not accepted |
|
Populus tremuloides var. cercidiphylla (Britton) Sudw. -- not accepted |
|
Populus tweedyi Britton -- not accepted |
|
Porteranthus Britton -- not accepted -- porteranthus |
|
Porteranthus stipulatus (Muhl. ex Willd.) Britton -- not accepted -- Indian physic |
|
Porteranthus trifoliatus (L.) Britton -- not accepted -- Bowman's root |
|
Portulaca caulerpoides Britton & P. Wilson ex Britton -- accepted -- Puerto Rico purslane |
|
Praecereus euchlorus ssp. diffusus (Britton & Rose) N.P. Taylor -- accepted |
|
Praecereus euchlorus ssp. smithianus (Britton & Rose) N.P. Taylor -- accepted |
|
Praecereus maritimus (Britton & Rose) Buxb. -- not accepted |
|
Praecereus smithianus (Britton & Rose) Buxb. -- not accepted |
|
Pseudoacanthocereus brasiliensis (Britton & Rose) F. Ritter -- accepted |
|
Pseudocryphaea E. Britton ex Broth. -- accepted |
|
Pseudocryphaea flagellifera (Brid.) E. Britton -- not accepted |
|
Pseudognaphalium helleri (Britton) Anderb. -- accepted -- Heller's cudweed |
|
Pseudognaphalium helleri ssp. helleri (Britton) Anderb. -- accepted -- Heller's cudweed |
|
Pseudolobivia aurea (Britton & Rose) Backeb. -- not accepted |
|
Pseudolobivia ferox (Britton & Rose) Backeb. -- not accepted |
|
Pseudolobivia longispina (Britton & Rose) Backeb. ex Krainz -- not accepted |
|
Pseudophoenix vinifera sensu Britton & Millsp., non (Mart.) Becc. -- not accepted |
|
Pseudopilocereus zehntneri (Britton & Rose) P.V. Heath -- not accepted |
|
Pseudorhipsalis Britton & Rose -- accepted |
|
Pseudorhipsalis alata (Sw.) Britton & Rose -- accepted |
|
Pseudorhipsalis amazonica ssp. panamensis (Britton & Rose) Ralf Bauer -- accepted |
|
Pseudorhipsalis himantoclada (Rol.-Goss.) Britton & Rose -- accepted |
|
Pseudorhipsalis ramulosa ssp. jamaicensis (Britton & Harris) Doweld -- accepted |
|
Pseudotsuga taxifolia (Lamb.) Britton -- not accepted |
|
Psiguria cookiana (Britton) -- not accepted -- algodoncillo |
|
Psilocarya corymbifera (C. Wright) Britton -- not accepted |
|
Psilocarya portoricensis Britton -- not accepted |
|
Pterocactus fischeri Britton & Rose -- accepted |
|
Pterocactus hickenii Britton & Rose -- accepted |
|
Pterocactus pumilus Britton & Rose -- not accepted |
|
Pterocactus skottsbergii (Britton & Rose) Backeb. -- not accepted |
|
Pterocactus tuberosus (Pfeiff.) Britton & Rose -- accepted |
|
Ptilimnium nuttallii (DC.) Britton -- accepted -- laceflower, Nuttall's mockbishopweed |
|
Pulsatilla hirsutissima (Pursh) Britton -- not accepted |
|
Pycnanthemum flexuosum auct. non (Walter) Britton, Sterns & Poggenb. -- not accepted -- Appalachian mountainmint |
|
Pycnanthemum flexuosum (Walter) Britton, Sterns & Poggenb. -- accepted -- Appalachian mountainmint |
|
Pyrus arbutifolia var. atropurpurea (Britton) B.L. Rob. -- not accepted |
|
Quamasia hyacinthina (Raf.) Britton -- not accepted |
|
Quamoclit quamoclit (L.) Britton -- not accepted |
|
Quercus alexanderi Britton -- not accepted |
|
Quercus schneckii Britton -- not accepted |
|
Quercus shumardii var. schneckii (Britton) Sarg. -- not accepted -- Schneck's oak |
|
Quercus X rudkinii Britton (pro sp.) -- accepted -- Rudkin's oak |
|
Quiabentia Britton & Rose -- accepted |
|
Quiabentia zehntneri (Britton & Rose) Britton & Rose -- accepted |
|
Radicula hispida (Desv.) Britton -- not accepted |
|
Radicula portoricensis (Spreng.) Britton -- not accepted |
|
Raimannia grandis (Britton) Rose -- not accepted |
|
Randia portoricensis (Urb.) Britton & Standl. -- accepted -- Puerto Rico indigoberry |
|
Ranunculus allegheniensis Britton -- accepted -- Allegheny Mountain buttercup |
|
Ranunculus aquatilis var. porteri (Britton) L.D. Benson -- not accepted |
|
Ranunculus gelidus ssp. grayi (Britton) Hultén -- not accepted |
|
Ranunculus grayi Britton -- accepted -- wetslope buttercup |
|
Ranunculus harveyi (A. Gray) Britton -- accepted -- Harvey's buttercup |
|
Ranunculus harveyi var. harveyi (A. Gray) Britton -- accepted -- Harvey's buttercup |
|
Ranunculus macounii Britton -- accepted -- Macoun's buttercup |
|
Rathbunia Britton & Rose -- not accepted |
|
Rathbunia alamosensis (J.M. Coult.) Britton & Rose -- not accepted |
|
Rathbunia kerberi (K. Schum.) Britton & Rose -- not accepted |
|
Rathbunia sonorensis (Runge ex K. Schum.) Britton & Rose -- not accepted |
|
Rebutia deminuta (F.A.C. Weber) Britton & Rose -- accepted |
|
Rebutia deminuta ssp. deminuta (F.A.C. Weber) Britton & Rose -- accepted |
|
Rebutia fiebrigii (Gürke) Britton & Rose -- accepted |
|
Rebutia pseudominuscula (Speg.) Britton & Rose -- not accepted |
|
Rebutia pygmaea (R.E. Fr.) Britton & Rose -- accepted |
|
Rebutia steinmannii (Solms) Britton & Rose -- accepted |
|
Rheedia hessii Britton -- not accepted |
|
Rhexia aristosa Britton -- accepted -- awned meadowbeauty, awnpetal meadowbeauty |
|
Rhipsalidopsis Britton & Rose -- not accepted |
|
Rhipsalidopsis rosea (Lagerh.) Britton & Rose -- not accepted |
|
Rhipsalis baccifera ssp. shaferi (Britton & Rose) Barthlott & N.P. Taylor -- accepted |
|
Rhipsalis boliviana (Britton) Lauterb. ex Buchtien -- not accepted |
|
Rhipsalis burchellii Britton & Rose -- accepted |
|
Rhipsalis crenata (Britton) Vaupel -- not accepted |
|
Rhipsalis cuneata Britton & Rose -- accepted |
|
Rhipsalis floccosa ssp. pittieri (Britton & Rose) Barthlott & N.P. Taylor -- accepted |
|
Rhipsalis heteroclada Britton & Rose -- not accepted |
|
Rhipsalis jamaicensis Britton & Harris -- not accepted |
|
Rhipsalis loefgrenii Britton & Rose -- not accepted |
|
Rhipsalis pittieri Britton & Rose -- not accepted |
|
Rhipsalis russellii Britton & Rose -- accepted |
|
Rhipsalis shaferi Britton & Rose -- not accepted |
|
Rhodiola integrifolia ssp. neomexicana (Britton) H. Ohba -- accepted -- New Mexican stonecrop |
|
Rhodiola integrifolia ssp. neomexicana (Britton) Kartesz -- not accepted |
|
Rhodiola neomexicana Britton -- not accepted |
|
Rhodiola roanensis Britton -- not accepted |
|
Rhodocactus colombianus (Britton & Rose) F.M. Knuth -- not accepted |
|
Rhodocactus cubensis (Britton & Rose) F.M. Knuth -- not accepted |
|
Rhus glabra var. borealis Britton, non Rhus borealis Greene -- not accepted |
|
Rhus lanceolata (A. Gray) Britton -- not accepted -- prairie sumac |
|
Rhynchospora axillaris (Lam.) Britton -- not accepted |
|
Rhynchospora bahamensis Britton -- not accepted |
|
Rhynchospora blauneri Britton -- not accepted |
|
Rhynchospora borinquensis Britton -- not accepted |
|
Rhynchospora bruneri Britton -- not accepted |
|
Rhynchospora cephalantha var. microcephala (Britton) Kük. -- not accepted -- bunched beaksedge |
|
Rhynchospora corymbosa (L.) Britton -- accepted -- matamat |
|
Rhynchospora curtissii Britton -- accepted -- Curtiss' beaksedge |
|
Rhynchospora earlei Britton -- not accepted |
|
Rhynchospora edisoniana Britton ex Small -- not accepted |
|
Rhynchospora floridensis (Britton) H. Pfeiff. -- accepted -- Florida whitetop |
|
Rhynchospora globularis var. pinetorum (Britton & Small) Gale -- accepted -- globe beaksedge |
|
Rhynchospora glomerata var. leptocarpa Chapm. ex Britton -- not accepted |
|
Rhynchospora glomerata var. minor Britton -- not accepted |
|
Rhynchospora intermedia (Chapm.) Britton -- not accepted -- pine barren beaksedge, pinebarren beaksedge |
|
Rhynchospora jamaicensis Britton -- accepted -- Jamaican beaksedge |
|
Rhynchospora leptocarpa (Chapm. ex Britton) Small -- not accepted -- slender-fruit beaksedge |
|
Rhynchospora lindeniana var. bahamensis (Britton) Gale -- accepted -- Bahama beaksedge |
|
Rhynchospora luquillensis Britton -- not accepted |
|
Rhynchospora macra (C.B. Clarke ex Britton) Small -- accepted -- large beaksedge |
|
Rhynchospora microcephala (Britton) Britton -- accepted -- smallhead beaksedge |
|
Rhynchospora mixta Britton -- accepted -- mingled beaksedge |
|
Rhynchospora perplexa Britton -- accepted -- pineland beaksedge |
|
Rhynchospora perplexa var. perplexa Britton -- not accepted -- pineland beaksedge |
|
Rhynchospora pinetorum Britton & Small -- not accepted |
|
Rhynchospora planckii Britton -- not accepted |
|
Rhynchospora plankii Britton -- not accepted |
|
Rhynchospora smallii Britton -- not accepted |
|
Rhynchospora tracyi Britton -- accepted -- Tracy's beaksedge |
|
Rhytidophyllum earlei (Urb. & Britton) C.V. Morton -- not accepted |
|
Ribes aureum var. gracillimum (Coville & Britton) Jeps. -- accepted -- golden currant |
|
Ribes gracillimum Coville & Britton -- not accepted |
|
Ricinella ricinella (L.) Britton & P. Wilson -- not accepted |
|
Ridan alternifolia (L.) Britton -- not accepted |
|
Ritterocereus eichlamii (Britton & Rose) Backeb. -- not accepted |
|
Rorippa americana (A. Gray) Britton -- not accepted |
|
Rorippa curvisiliqua (Hook.) Bessey ex Britton -- accepted -- curvepod yellowcress |
|
Rorippa curvisiliqua var. curvisiliqua (Hook.) Bessey ex Britton -- not accepted -- curvepod yellowcress |
|
Rorippa hispida (Desv.) Britton -- not accepted |
|
Rorippa obtusa (Nutt.) Britton -- not accepted |
|
Rorippa obtusa var. alpina (S. Watson) Britton -- not accepted |
|
Rorippa palustris var. williamsii (Britton) Hultén -- not accepted |
|
Rorippa sphaerocarpa (A. Gray) Britton -- accepted -- round-fruit yellowcress, roundfruit yellowcress |
|
Rubus americanus (Pers.) Britton -- not accepted |
|
Rubus baileyanus Britton -- not accepted -- Bailey's dewberry |
|
Rubus invisus (L.H. Bailey) Britton -- not accepted -- upland dewberry |
|
Ruellia parviflora (Nees) Britton -- not accepted |
|
Ruellia strepens var. micrantha (Engelm. & A. Gray) Britton -- not accepted |
|
Sabatia dodecandra (L.) Britton, Sterns & Poggenb. -- accepted -- marsh rose gentian, marsh rosegentian |
|
Sabatia dodecandra var. dodecandra (L.) Britton, Sterns & Poggenb. -- accepted -- marsh rose gentian |
|
Sabatia simulata Britton -- not accepted |
|
Salix bonplandiana var. toumeyi (Britton & Shafer) C.K. Schneid. -- not accepted |
|
Salix toumeyi Britton & Shafer -- not accepted |
|
Salix vallicola (Dudley) Britton & Shafer -- not accepted |
|
Salvia carnosa ssp. mearnsii (Britton) Epling -- not accepted |
|
Salvia dorrii ssp. mearnsii (Britton) E.M. McClint. -- accepted -- Mearn sage, purple sage, Verde Valley sage |
|
Sarcomphalus taylorii Britton -- not accepted |
|
Savia bahamensis Britton -- not accepted -- Bahama maidenbush, maidenbush |
|
Saxifraga michauxii Britton -- not accepted -- Michaux's saxifrage |
|
Schefflera gleasonii (Britton & P. Wilson) Alain -- accepted -- yuquilla |
|
Schlegelia portoricensis (Urb.) Britton -- not accepted |
|
Schlumbergera gaertneri (Regel) Britton & Rose -- not accepted |
|
Schlumbergera russelliana (Hook.) Britton & Rose -- accepted |
|
Schobera angiosperma (Murray) Britton -- not accepted |
|
Schoenoplectus novae-angliae (Britton) M.T. Strong -- not accepted -- New England bulrush |
|
Schoenoplectus pungens var. longispicatus (Britton) S.G. Sm. -- accepted -- common threesquare |
|
Schoepfia arenaria Britton -- accepted -- arana |
|
Schrankia hystricina (Small ex Britton & Rose) Standl. -- not accepted |
|
Schrankia nuttalii var. hystricina (Small ex Britton & Rose) Isley -- not accepted |
|
Schrankia nuttallii (DC. ex Britton & Rose) Standl. -- not accepted |
|
Schrankia nuttallii var. hystricina (Small ex Britton & Rose) Isely -- not accepted |
|
Schrankia nuttallii var. nuttallii (DC. ex Britton & Rose) Standl. -- not accepted -- Nuttall's sensitive briar |
|
Sciacassia siamea (Lam.) Britton -- not accepted |
|
Scirpus americanus var. longispicatus Britton -- not accepted |
|
Scirpus atrovirens var. pallidus Britton -- not accepted |
|
Scirpus congdonii Britton -- accepted -- Congdon's bulrush |
|
Scirpus cylindricus (Torr.) Britton -- not accepted |
|
Scirpus nanus var. anachaetus (Torr.) Britton -- not accepted |
|
Scirpus novae-angliae Britton -- not accepted |
|
Scirpus pacificus Britton -- not accepted |
|
Scirpus pallidus (Britton) Fernald -- accepted -- cloaked bulrush, pale bulrush |
|
Scirpus pungens var. longispicatus (Britton) Roy L. Taylor & MacBryde -- not accepted |
|
Scirpus robustus var. novae-angliae (Britton) Beetle -- not accepted |
|
Scirpus X peckii Britton (pro sp.) -- accepted -- Peck's bulrush |
|
Scleria ciliata var. curtissii (Britton) J.W. Kessler -- not accepted |
|
Scleria costata (Britton) Small -- not accepted |
|
Scleria curtissii Britton -- accepted -- Curtiss' nutrush |
|
Scleria doradoensis Britton -- not accepted |
|
Scleria havanensis Britton -- accepted -- Havana nutrush |
|
Scleria pauciflora var. curtissii (Britton) Fairey -- not accepted -- Curtiss' nutrush |
|
Scleria reticularis var. pubescens Britton -- not accepted |
|
Scleria reticularis var. pumila Britton -- not accepted |
|
Scleria stevensiana Britton -- not accepted |
|
Scleria triglomerata var. minor Britton -- not accepted -- slender nutrush |
|
Sclerocactus Britton & Rose -- accepted -- fishhook cactus |
|
Sclerocactus polyancistrus (Engelm. & J.M. Bigelow) Britton & Rose -- accepted -- Mohave fishhook cactus, Mojave fishhook cactus, redspined fishhook cactus |
|
Sclerocactus whipplei (Engelm. & J.M. Bigelow) Britton & Rose -- accepted -- Whipple's fishhook cactus |
|
Sclerocactus whipplei ssp. whipplei (Engelm. & J.M. Bigelow) Britton & Rose -- not accepted |
|
Sclerocactus whipplei var. whipplei (Engelm. & J.M. Bigelow) Britton & Rose -- not accepted -- Whipple's fishhook cactus |
|
Sclerolepis uniflora (Walter) Britton, Sterns & Poggenb. -- accepted -- pink bogbutton |
|
Scouleria marginata E. Britton -- accepted -- marginate splashzone moss |
|
Scutellaria bushii Britton -- accepted -- Bush's skullcap |
|
Sebesten rickseckeri (Millsp.) Britton -- not accepted |
|
Sebesten sebestena (L.) Britton ex Small -- not accepted |
|
Sedella Britton & Rose -- accepted -- mock stonecrop |
|
Sedella congdonii (Eastw.) Britton & Rose -- not accepted -- Congdon's mock stonecrop |
|
Sedella pumila (Benth.) Britton & Rose -- accepted -- Sierra mock stonecrop |
|
Sedum cockerellii Britton -- accepted -- Cockerell's stonecrop |
|
Sedum eastwoodiae (Britton) A. Berger -- not accepted -- Red Mountain stonecrop |
|
Sedum integrifolium ssp. neomexicanum (Britton) R.T. Clausen -- not accepted -- New Mexican stonecrop |
|
Sedum integrifolium var. neomexicana (Britton) R.T. Clausen -- not accepted |
|
Sedum laxum (Britton) A. Berger -- accepted -- roseflower stonecrop |
|
Sedum laxum ssp. eastwoodiae (Britton) R.T. Clausen -- not accepted |
|
Sedum laxum ssp. laxum (Britton) A. Berger -- not accepted -- roseflower stonecrop |
|
Sedum laxum var. eastwoodiae (Britton) H. Ohba -- accepted -- Red Mountain stonecrop |
|
Sedum laxum var. laxum (Britton) A. Berger -- accepted -- roseflower stonecrop |
|
Sedum leibergii Britton -- accepted -- Leiberg stonecrop |
|
Sedum mexicanum Britton -- accepted -- Mexican stonecrop |
|
Sedum rosea var. roanense (Britton) A. Berger -- not accepted |
|
Sedum rosea var. roanensis (Britton) A. Berger -- not accepted |
|
Sedum roseum var. roanense (Britton) A. Berger -- not accepted |
|
Sedum smallii (Britton ex Small) H.E. Ahles -- not accepted |
|
Sedum spathulifolium ssp. anomalum (Britton) R.T. Clausen & Uhl -- not accepted |
|
Sedum spathulifolium ssp. pruinosum (Britton) R.T. Clausen & Uhl -- not accepted -- broadleaf stonecrop |
|
Sedum spathulifolium ssp. yosemitense (Britton) R.T. Clausen -- not accepted -- Yosemite stonecrop |
|
Sedum spathulifolium var. pruinosum (Britton) B. Boivin -- accepted -- broadleaf stonecrop |
|
Sedum wootonii Britton -- not accepted |
|
Sedum yosemitense Britton -- not accepted |
|
Selenicereus (A. Berger) Britton & Rose -- accepted -- moonlight cactus |
|
Selenicereus boeckmanni (Otto ex Salm-Dyck) Britton & Rose -- not accepted |
|
Selenicereus boeckmannii (Otto ex Salm-Dyck) Britton & Rose -- not accepted |
|
Selenicereus brevispinus Britton & Rose -- not accepted |
|
Selenicereus coniflorus (Weing.) Britton & Rose -- not accepted -- coneflower moonlight cactus, Pitayita-noctirna de culebra |
|
Selenicereus donkelaarii (Salm-Dyck) Britton & Rose -- not accepted |
|
Selenicereus grandiflorus (L.) Britton & Rose -- accepted -- Pitayita-nocturna reina de la noche, queen of the night |
|
Selenicereus grandiflorus ssp. grandiflorus (L.) Britton & Rose -- accepted |
|
Selenicereus hamatus (Scheidw.) Britton & Rose -- accepted |
|
Selenicereus hondurensis (K. Schum. ex Weing) Britton & Rose -- not accepted |
|
Selenicereus inermis (Otto) Britton & Rose -- accepted |
|
Selenicereus kunthianus (hort. ex Salm-Dyck) Britton & Rose -- not accepted |
|
Selenicereus macdonaldiae (Hook.) Britton & Rose -- not accepted |
|
Selenicereus murrillii Britton & Rose -- accepted |
|
Selenicereus nelsonii (Weing.) Britton & Rose -- accepted |
|
Selenicereus pteranthus (Link ex A. Dietr.) Britton & Rose -- accepted -- Pitayita-nocturna flor de la noche, princess of the night |
|
Selenicereus spinulosus (DC.) Britton & Rose -- accepted -- nightblooming cereus, Pitayita-nocturna espinosa, vinelike moonlight cactus |
|
Selenicereus urbanianus (Gürke & Weing.) Britton & Rose -- not accepted |
|
Selenicereus vagans (Brandegee) Britton & Rose -- accepted |
|
Selenicereus wercklei (F.A.C. Weber) Britton & Rose -- not accepted |
|
Sematophyllum adnatum (Michx.) E. Britton -- accepted |
|
Sematophyllum carolinianum (Müll. Hal.) E. Britton -- not accepted |
|
Sematophyllum marylandicum (Müll. Hal.) E. Britton -- accepted -- Maryland sematophyllum moss |
|
Sematophyllum marylandicus (Müll. Hal.) E. Britton -- not accepted |
|
Sematophyllum novae-caesareae (Austin) E. Britton -- not accepted |
|
Sematophyllum subpinnatum (Brid.) E. Britton -- accepted |
|
Senecio alabamensis Britton ex Small -- not accepted |
|
Senecio antennariifolius Britton -- not accepted -- shalebarren ragwort |
|
Senecio balsamitae var. crawfordii (Britton) Greenm. -- not accepted |
|
Senecio crawfordii Britton -- not accepted |
|
Senecio discoideus (Hook.) Britton -- not accepted |
|
Senecio hallii Britton -- not accepted |
|
Senecio memmingeri Britton -- not accepted |
|
Senecio obovatus var. rotundus Britton -- not accepted |
|
Senecio pauperculus var. crawfordii (Britton) T.M. Barkley -- not accepted |
|
Senecio rotundus (Britton) Small -- not accepted |
|
Senecio smallii Britton -- not accepted |
|
Senecioides cinerea (L.) Kuntze ex Britton & P. Wilson -- not accepted |
|
Senegalia angustifolia (Lam.) Britton & Rose -- accepted |
|
Senegalia berlandieri (Benth.) Britton & Rose -- accepted -- guajillo |
|
Senegalia emoryana (Benth.) Britton & Rose -- not accepted |
|
Senegalia greggii (A. Gray) Britton & Rose -- accepted -- catclaw acacia |
|
Senegalia muricata (L.) Britton & Rose -- accepted -- spineless wattle |
|
Senegalia riparia (Kunth) Britton & Rose -- accepted |
|
Senegalia roemerana (Scheele) Britton & Rose -- not accepted |
|
Senegalia roemeriana (Scheele) Britton & Rose -- accepted -- roundflower catclaw |
|
Senegalia vogeliana (Steud.) Britton & Rose -- accepted -- macata bourse bastard |
|
Senegalia westiana (DC.) Britton & Rose -- not accepted |
|
Senegalia wrightii (Benth.) Britton & Rose -- not accepted |
|
Senna orcuttii (Britton & Rose) H.S. Irwin & Barneby -- accepted -- Orcutt's senna, Orcutt's wild sensitive plant |
|
Sericocarpus asteroides (L.) Britton, Sterns & Poggenb. -- accepted -- toothed whitetop aster |
|
Sericocarpus linifolius (L.) Britton, Sterns & Poggenb. -- accepted -- narrowleaf whitetop aster |
|
Sesban emerus (Aubl.) Britton & P. Wilson -- not accepted |
|
Sesuvium maritimum (Walter) Britton, Sterns & Poggenb. -- accepted -- annual seapurslane, slender seapurslane |
|
Sida humilis sensu Britton & P. Wilson -- not accepted |
|
Sideranthus grindelioides (Nutt.) Britton -- not accepted |
|
Silene menziesii ssp. williamsii (Britton) Hultén -- not accepted -- Menzies' campion |
|
Silene menziesii var. williamsii (Britton) B. Boivin -- not accepted |
|
Silene williamsii Britton -- accepted -- Williams's catchfly |
|
Soehrensia bruchii (Britton & Rose) Backeb. -- not accepted |
|
Solanum bolivianum Britton ex Rusby -- accepted |
|
Solanum capillipes Britton -- accepted |
|
Solanum hazenii Britton -- accepted |
|
Solanum moense Britton & Wilson -- accepted |
|
Solidago caroliniana (L.) Britton, Sterns & Poggenb. -- not accepted |
|
Solidago juncea var. ramosa Porter & Britton -- not accepted |
|
Solidago petiolaris var. wardii (Britton) Fernald -- not accepted |
|
Solidago randii (Porter) Britton -- not accepted |
|
Solidago wardii Britton -- not accepted |
|
Solisia Britton & Rose -- not accepted |
|
Solisia pectinata (Stein) Britton & Rose -- not accepted |
|
Sophia sophia (L.) Britton -- not accepted |
|
Sorbus arbutifolia var. atropurpurea (Britton) C.K. Schneid. -- not accepted |
|
Spathiger ramosus (Jacq.) Britton -- not accepted |
|
Spathularia michauxii (Britton) Small -- not accepted |
|
Spatularia michauxii (Britton) Small -- not accepted |
|
Sphaeralcea cuspidata (A. Gray) Britton -- not accepted |
|
Spiraea rubra (Hill) Britton -- not accepted |
|
Spiraea virginiana Britton -- accepted -- Virginia meadowsweet, Virginia spiraea |
|
Spiraea virginiana var. virginiana Britton -- not accepted -- Virginia meadowsweet |
|
Spiranthes lucayana (Britton) Cogn. -- not accepted -- green ladiestresses |
|
Stachys ambigua (A. Gray) Britton -- not accepted |
|
Stachys arenicola Britton -- not accepted |
|
Stachys atlantica Britton -- not accepted |
|
Stachys latidens Small ex Britton -- accepted -- broadtooth hedgenettle |
|
Stachys palustris ssp. arenicola (Britton) Gill -- not accepted -- marsh hedgenettle |
|
Stachys pilosa var. arenicola (Britton) G.A. Mulligan & D.B. Munro -- accepted -- hairy hedgenettle |
|
Stachys tenuifolia var. latidens (Small ex Britton) J.B. Nelson -- not accepted -- smooth hedgenettle |
|
Stanleya pinnata (Pursh) Britton -- accepted -- desert prince's-plume, golden prince's-plume |
|
Stanleya pinnata var. pinnata (Pursh) Britton -- accepted -- desert princesplume, golden prince's-plume, pinnate princesplume |
|
Stenocactus lloydii (Britton & Rose) A. Berger -- not accepted |
|
Stenocereus eichlamii (Britton & Rose) Buxb. -- accepted |
|
Stenocereus humilis (Britton & Rose) D.R. Hunt -- accepted |
|
Stenocereus longispinus (Britton & Rose) Buxb. -- not accepted |
|
Stenocereus montanus (Britton & Rose) Buxb. -- accepted |
|
Stenophyllus barbatus (Rottb.) Britton -- not accepted |
|
Stenophyllus capillaris (L.) Britton -- not accepted |
|
Stenophyllus carteri Britton ex Small -- not accepted |
|
Stenophyllus coarctatus (Elliott) Britton -- not accepted |
|
Stenophyllus curassavicus Britton -- not accepted |
|
Stenophyllus portoricensis Britton -- not accepted |
|
Stenophyllus stenophyllus (Elliott) Britton -- not accepted |
|
Stenophyllus warei (Torr.) Britton -- not accepted |
|
Stenostomum obtusifolium (Urb.) Britton & P. Wilson -- accepted |
|
Stenostomum portoricense Britton & P. Wilson -- accepted |
|
Stenostomum sintenisii (Urb.) Britton & P. Wilson -- accepted |
|
Stethoma comata (L.) Britton -- not accepted |
|
Stethoma verticillaris (Nees) Britton -- not accepted |
|
Stetsonia Britton & Rose -- accepted |
|
Stetsonia coryne (Salm-Dyck) Britton & Rose -- accepted |
|
Strombocactus Britton & Rose -- accepted |
|
Strombocactus disciformis (DC.) Britton & Rose -- accepted |
|
Strombocactus disciformis ssp. disciformis (DC.) Britton & Rose -- accepted |
|
Strophocactus Britton & Rose -- accepted |
|
Strophocactus wittii (K. Schum.) Britton & Rose -- accepted |
|
Strophostyles helvula var. missouriensis (S. Watson) Britton -- not accepted |
|
Strophostyles umbellata (Muhl. ex Willd.) Britton -- accepted -- perennial wildbean, pink fuzzybean |
|
Stylophyllum edule (Nutt.) Britton & Rose -- not accepted |
|
Stylophyllum parishii Britton -- not accepted |
|
Stylophyllum viscidum (S. Watson) Britton & Rose -- not accepted |
|
Stylosanthes biflora (L.) Britton, Sterns & Poggenb. -- accepted -- endbeak pencilflower, sidebeak pencilflower |
|
Subpilocereus grenadensis (Britton & Rose) Backeb. -- not accepted |
|
Sullivantia sullivantii (Torr. & A. Gray) Britton -- accepted -- Sullivant's coolwort |
|
Swartzia longiflora (Tussac) Britton & P. Wilson -- not accepted |
|
Symphyotrichum bahamense (Britton) G.L. Nesom -- not accepted -- Bahaman aster |
|
Symphyotrichum bracei (Britton ex Small) G.L. Nesom -- not accepted -- Brace's aster |
|
Symphyotrichum praealtum var. nebraskense (Britton) G.L. Nesom -- not accepted -- Nebraska aster |
|
Symphyotrichum priceae (Britton) G.L. Nesom -- accepted -- lavender oldfield aster |
|
Synadra hispidula (Michx.) Britton -- not accepted |
|
Synandra hispidula (Michx.) Britton -- not accepted -- Guyandotte beauty |
|
Syndesmon thalictroides (L.) Hoffmanns. ex Britton -- not accepted |
|
Synosma suaveolens (L.) Raf. ex Britton -- not accepted |
|
Tabebuia argentea (Bureau & K. Schum.) Britton -- not accepted |
|
Tabebuia heterophylla (DC.) Britton -- accepted -- white cedar |
|
Tabebuia lucida Britton -- not accepted |
|
Tacinga Britton & Rose -- accepted |
|
Tacinga funalis Britton & Rose -- accepted |
|
Tacinga palmadora (Britton & Rose) N.P. Taylor & Stuppy -- accepted |
|
Taonabo heptasepala (Krug & Urb.) Britton -- not accepted |
|
Taonabo luquillensis (Krug & Urb.) Britton -- not accepted |
|
Taonabo pachyphylla (Krug & Urb.) Britton -- not accepted |
|
Taonabo peduncularis (DC.) Britton -- not accepted |
|
Taonabo stahlii (Krug & Urb.) Britton -- not accepted |
|
Taonabo subsessilis Britton -- not accepted |
|
Tara spinosa (Molina) Britton & Rose -- accepted -- spiny holdback |
|
Tephrocactus alexanderi (Britton & Rose) Backeb. -- accepted |
|
Tephrocactus hickenii (Britton & Rose) Speg. -- not accepted |
|
Tephrocactus russellii (Britton & Rose) Backeb. -- not accepted |
|
Tepion alatum (L.) Britton -- not accepted |
|
Ternstroemia subsessilis (Britton) Kobuski -- accepted -- el yunque colorado |
|
Thalesia fasciculata (Nutt.) Britton -- not accepted |
|
Thalesia uniflora (L.) Britton -- not accepted |
|
Thalictrum coriaceum (Britton) Small -- accepted -- maid of the mist |
|
Thamnobryum leibergii (E. Britton) Renauld & Cardot -- not accepted |
|
Thaspium trifoliatum var. aureum (L.) Britton -- accepted -- purple meadowparsnip |
|
Thelesperma trifidum (Poir.) Britton -- not accepted |
|
Thelocactus (K. Schum.) Britton & Rose -- accepted |
|
Thelocactus bicolor (Galeotti ex Pfeiff.) Britton & Rose -- accepted -- Biznaga-pezón bicolor, glory of Texas |
|
Thelocactus bicolor ssp. bicolor (Galeotti ex Pfeiff.) Britton & Rose -- accepted |
|
Thelocactus bicolor var. bicolor (Galeotti ex Pfeiff.) Britton & Rose -- not accepted -- glory of Texas |
|
Thelocactus buekii (Klein bis) Britton & Rose -- accepted |
|
Thelocactus hexaedrophorus (Lem.) Britton & Rose -- accepted |
|
Thelocactus hexaedrophorus ssp. hexaedrophorus (Lem.) Britton & Rose -- accepted |
|
Thelocactus hexaedrophorus ssp. lloydii (Britton & Rose) N.P. Taylor -- accepted |
|
Thelocactus leucacanthus (Zucc. ex Pfeiff.) Britton & Rose -- accepted |
|
Thelocactus leucacanthus ssp. leucacanthus (Zucc. ex Pfeiff.) Britton & Rose -- accepted |
|
Thelocactus rinconensis (Poselger) Britton & Rose -- accepted |
|
Thelocactus rinconensis ssp. rinconensis (Poselger) Britton & Rose -- accepted |
|
Thelocactus tulensis (Polseg.) Britton & Rose -- accepted |
|
Thelocactus tulensis ssp. tulensis (Polseg.) Britton & Rose -- not accepted |
|
Thyana portoricensis (Radlk.) Britton -- not accepted |
|
Thyana striata (Radlk.) Britton -- not accepted |
|
Thymophylla aurea (A. Gray) Greene ex Britton -- accepted -- manyawn pricklyleaf |
|
Thymophylla aurea var. aurea (A. Gray) Greene ex Britton -- accepted -- manyawn pricklyleaf |
|
Tillaeastrum aquaticum (L.) Britton -- not accepted |
|
Tillaeastrum drummondii (Torr. & A. Gray) Britton -- not accepted |
|
Tillaeastrum drummondii sensu (Torr. & A. Gray) Britton -- not accepted |
|
Tillaeastrum vaillantii auct. non (Willd.) Britton -- not accepted |
|
Tillaeastrum viride (S. Watson) Britton -- not accepted |
|
Tipularia unifolia Britton, Sterns & Poggenb. -- not accepted |
|
Tissa canadensis (Pers.) Britton -- not accepted |
|
Tissa marina (L.) Britton -- not accepted |
|
Tissa rubra (L.) Britton -- not accepted |
|
Tithymalus grisebachii (Millsp. & Britton) Croizat -- not accepted |
|
Tithymalus ierensis (Britton) Croizat -- not accepted |
|
Tithymalus jamaicensis (Millsp. & Britton) Croizat -- not accepted |
|
Tofieldia racemosa (Walter) Britton, Sterns & Poggenb. -- not accepted -- coastal false asphodel |
|
Tolumnia bahamensis (Nash ex Britton & Millsp.) Braem -- accepted -- variegated orchid |
|
Torrubia bracei Britton -- not accepted |
|
Torrubia discolor (Spreng.) Britton -- not accepted |
|
Torrubia floridana (Britton ex Small) Britton -- not accepted |
|
Torrubia longifolia (Heimerl) Britton -- not accepted |
|
Torrubia obtusata (Jacq.) Britton -- not accepted |
|
Toumeya Britton & Rose -- not accepted |
|
Toumeya papyracantha (Engelm.) Britton & Rose -- not accepted |
|
Toxicodendron toxicodendron (L.) Britton -- not accepted |
|
Tradescantia montana Shuttlw. ex Britton -- not accepted |
|
Tradescantia occidentalis (Britton) Smyth -- accepted -- prairie spiderwort, spiderwort |
|
Tradescantia occidentalis var. occidentalis (Britton) Smyth -- accepted -- prairie spiderwort |
|
Tradescantia subaspera var. montana (Shuttlw. ex Britton) E.S. Anderson & Woodson -- not accepted -- zigzag spiderwort |
|
Trema floridana Britton -- not accepted |
|
Trema floridanum Britton -- not accepted |
|
Triadenum petiolatum (Walter) Britton -- not accepted |
|
Tricera vahlii (Baill.) Britton -- not accepted |
|
Trichocereus bridgesii (Salm-Dyck) Britton & Rose -- not accepted |
|
Trichocereus bruchii (Britton & Rose) F. Ritter -- not accepted |
|
Trichocereus candicans (Gillies ex Salm-Dyck) Britton & Rose -- not accepted |
|
Trichocereus chiloensis (Colla) Britton & Rose -- not accepted |
|
Trichocereus coquimbanus (Molina) Britton & Rose -- not accepted |
|
Trichocereus cuzcoensis Britton & Rose -- not accepted |
|
Trichocereus grandis (Britton & Rose) F. Ritter -- not accepted |
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Trichocereus huascha (F.A.C. Weber) Britton & Rose -- not accepted |
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Trichocereus pachanoi Britton & Rose -- not accepted |
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Trichocereus pasacana (F.A.C. Weber ex Rümpler) Britton & Rose -- not accepted |
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Trichocereus peruvianus Britton & Rose -- not accepted |
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Trichocereus schickendantzii (F.A.C. Weber) Britton & Rose -- not accepted |
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Trichocereus shaferi Britton & Rose -- not accepted |
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Trichocereus strigosus (Salm-Dyck) Britton & Rose -- not accepted |
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Trichocereus terscheckii (J. Parm. ex Pfeiff.) Britton & Rose -- not accepted |
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Trichocereus thelegonoides (Speg.) Britton & Rose -- not accepted |
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Trichocereus thelegonus (F.A.C. Weber) Britton & Rose -- not accepted |
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Triphora surinamensis (Lindl.) Britton -- accepted -- Hernando County noddingcaps |
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Tunilla soehrensii (Britton & Rose) D.R. Hunt & Iliff -- accepted |
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Typhalea fruticosa (Mill.) Britton -- not accepted |
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Ulota americana var. rufescens (E. Britton) Paris -- not accepted |
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Ulota hutchinsiae var. rufescens (E. Britton) Dixon -- accepted -- Hutchins' ulota moss |
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Ulota nutchinsiae var. rufescens (E. Britton) Dixon -- not accepted |
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Uniola laxa (L.) Britton, Sterns & Poggenb. -- not accepted |
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Urechites lutea (L.) Britton -- not accepted |
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Urechites luteus (L.) Britton -- not accepted |
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Utahia Britton & Rose -- not accepted |
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Utahia sileri (Engelm. ex J.M. Coult.) Britton & Rose -- not accepted |
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Utricularia cleistogama (A. Gray) Britton -- not accepted |
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Uva-Ursi uva-ursi (L.) Britton -- not accepted |
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Uvularia nitida (Britton) Mack. -- not accepted |
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Uvularia puberula var. nitida (Britton) Fernald -- not accepted |
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Uvularia pudica var. nitida (Britton) Fernald -- not accepted |
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Vaccaria vaccaria (L.) Britton -- not accepted |
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Vaccinium nigrum (Alph. Wood) Britton -- not accepted |
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Vachellia anegadensis (Britton) Seigler & Ebinger -- accepted -- blackbrush wattle |
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Vachellia vernicosa (Britton & Rose) Seigler & Ebinger -- accepted -- viscid acacia |
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Valerianoides strigosa (Vahl) Britton -- not accepted |
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Vanilla vanilla (L.) Britton -- not accepted |
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Varronia bellonis (Urb.) Britton -- accepted -- serpentine manjack |
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Varronia rupicola (Urb.) Britton -- accepted -- Puerto Rico manjack |
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Verbena canadensis (L.) Britton -- not accepted |
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Verbena peruviana (L.) Britton -- not accepted |
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Verbesina alternifolia (L.) Britton ex Kearney -- accepted -- wingstem |
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Vernonia noveboracensis var. tomentosa (Elliot) Britton -- not accepted |
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Viburnum dentatum var. venosum (Britton) Gleason -- accepted -- southern arrowwood |
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Viburnum scabrellum var. venosum (Britton) McAtee -- not accepted |
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Viburnum venosum Britton -- not accepted |
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Vincetoxicum baldwynianum (Sweet) Britton -- not accepted |
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Vincetoxicum carolinense (Jacq.) Britton -- not accepted |
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Vincetoxicum hirsutum (Michx.) Britton -- not accepted |
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Vincetoxicum obliquum (Jacq.) Britton -- not accepted |
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Vincetoxicum shortii (A. Gray) Britton -- not accepted |
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Vincetoxicum sintenisii (Schltr.) Britton -- not accepted |
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Vincetoxicum stephanotrichum (Griseb.) Britton -- not accepted |
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Vincetoxicum suberosum (L.) Britton -- not accepted |
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Vincetoxicum variifolium (Schltr.) Britton -- not accepted |
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Viola canadensis var. scariosa Porter ex Britton -- accepted -- Canadian white violet |
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Viorna addisonii (Britton) Small -- not accepted |
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Viorna pitcheri (Torr. & A. Gray) Britton -- not accepted |
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Vitis heptaphylla (Buckley) Britton -- not accepted |
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Waltheria bahamensis Britton -- accepted |
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Washingtonia claytonii (Michx.) Britton -- not accepted |
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Washingtonia divaricata Britton -- not accepted |
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Washingtonia longistylis (Torr.) Britton -- not accepted |
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Weberocereus Britton & Rose -- accepted |
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Weberocereus biolleyi (F.A.C. Weber) Britton & Rose -- not accepted |
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Weberocereus bradei (Britton & Rose) G.D. Rowley -- accepted |
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Weberocereus panamensis Britton & Rose -- not accepted |
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Weberocereus tunilla (F.A.C. Weber) Britton & Rose -- accepted |
|
Websteria submersa (C. Wright) Britton -- not accepted |
|
Weissia americana var. rufescens E. Britton -- not accepted |
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Werckleocereus Britton & Rose -- not accepted |
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Werckleocereus glaber (Eichlam) Britton & Rose -- not accepted |
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Werckleocereus tonduzii (F.A.C. Weber) Britton & Rose -- not accepted |
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Wilcoxia Britton & Rose -- not accepted |
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Wilcoxia papillosa Britton & Rose -- not accepted |
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Wilcoxia poselgeri (Lem.) Britton & Rose -- not accepted |
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Wilcoxia striata (Brandegee) Britton & Rose -- not accepted |
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Wilcoxia viperina (F.A.C. Weber) Britton & Rose -- not accepted |
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Wilmattea Britton & Rose -- not accepted |
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Wilmattea minutiflora (Britton & Rose) Britton & Rose -- not accepted |
|
Wittiocactus panamensis (Britton & Rose) Rauschert -- not accepted |
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X Sorbaronia arsenii (Britton ex L. Arsčne) G.N. Jones -- accepted -- Arsen's sorbaronia |
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Xanthium commune Britton -- not accepted |
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Xanthium macounii Britton -- not accepted |
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Xolisma ligustrina (L.) Britton -- not accepted |
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Xylophylla epiphyllantha (L.) Britton -- not accepted |
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Zamia lucayana Britton -- accepted |
|
Zamia silicea Britton -- not accepted |
|
Zehntnerella Britton & Rose -- not accepted |
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Zehntnerella squamulosa Britton & Rose -- not accepted |
|
Zizia bebbii (J.M. Coult. & Rose) Britton -- not accepted |
|
Ziziphus taylorii (Britton) M.C. Johnst. -- accepted -- Taylor's jujube |
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Zygodon rufotomentosus E. Britton ex Malta -- not accepted |
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Zygodon rupestris (Lindb. ex Hartm.) Lindb. ex E. Britton -- not accepted |
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Zygodon viridissimus var. rufotomentosus (E. Britton ex Malta) Grout -- not accepted |
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