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Threatened & Endangered
About PLANTS Threatened & Endangered

Protected Plants for All Scientific Names
Jurisdiction = Federal
827 records returned

Click on an accepted name below to view its PLANTS Profile with more information. Click on the reference link to see the US Fish and Wildlife Service (USFWS) version of this list. Protected plants that are synonyms retain their protected status, and are indented beneath the current PLANTS accepted name; common names are from USFWS.

United States USFWS Endangered Species Program. 2014. All plants (January 2014). US Fish and Wildlife Service, Washington, DC.

Symbol Scientific Name Common Name Federal Protected Status
ABGU Abies guatemalensis Rehder Guatemalan fir T
ABMA5 Abronia macrocarpa L.A. Galloway large-fruited sand-verbena E
ABER Abutilon eremitopetalum Caum E
ABME2 Abutilon menziesii Seem. ko`oloa`ula E
ABSA2 Abutilon sandwicense (O. Deg.) Christoph. E
ACEX Acaena exigua A. Gray liliwai E
ACDU2 Acanthomintha duttonii (Abrams) Jokerst
ACOBD Acanthomintha obovata Jeps. ssp. duttonii Abrams San Mateo thornmint E
ACIL Acanthomintha ilicifolia (A. Gray) A. Gray San Diego thornmint T
ACMU2 Achyranthes mutica A. Gray E
ACSPR2 Achyranthes splendens Mart. ex Moq. var. rotundata Hillebr. round-leaved chaff-flower E
ACNO2 Aconitum noveboracense A. Gray ex Coville northern wild monkshood T
ADPE2 Adenophorus periens Bishop pendant kihi fern E
ADVI4 Adiantum vivesii Proctor E
AEVI3 Aeschynomene virginica (L.) Britton, Sterns & Poggenb. sensitive joint-vetch T
AGAC Agalinis acuta Pennell sandplain gerardia E
AGAR8 Agave ×arizonica Gentry & J.Z. Weber (pro sp.) [chrysantha × toumeyana]
AGAR3 Agave arizonica Gentry & J.Z. Weber Arizona agave E
ALMA Alectryon macrococcus Radlk. mahoe E
ALMU6 Allium munzii (Ownbey ex Traub) McNeal Munz's onion E
ALAES Alopecurus aequalis Sobol. var. sonomensis P. Rubtzov Sonoma alopecurus E
ALLY3 Alsinidendron lychnoides (Hillebr.) Sherff kuawawaenohu E
ALOB4 Alsinidendron obovatum Sherff E
ALTR5 Alsinidendron trinerve H. Mann E
ALVI6 Alsinidendron viscosum (H. Mann) Sherff E
ALAM5 Alsophila amintae Conant
CYDR2 Cyathea dryopteroides Maxon elfin tree fern E
AMBR5 Amaranthus brownii Christoph. & Caum E
AMPU2 Amaranthus pumilus Raf. seabeach amaranth T
AMCH2 Ambrosia cheiranthifolia A. Gray South Texas ambrosia E
AMPU4 Ambrosia pumila (Nutt.) A. Gray San Diego ambrosia E
AMHEC Amorpha herbacea Walter var. crenulata (Rydb.) Isely
AMCR5 Amorpha crenulata Rydb. crenulate lead-plant E
AMPU7 Amphianthus pusillus Torr. little amphianthus T
AMGR3 Amsinckia grandiflora (Kleeb. ex A. Gray) Kleeb. ex Greene large-flowered fiddleneck E
AMKE Amsonia kearneyana Woodson Kearney's blue-star E
APPR Apios priceana B.L. Rob. Price's potato-bean T
ARHO Arabis hoffmannii (Munz) Rollins Hoffmann's rock-cress E
ARMA33 Arabis macdonaldiana Eastw. McDonald's rock-cress E
ARPE3 Arabis perstellata E.L. Braun Braun's rock-cress E
ARSE9 Arabis serotina Steele shale barren rock-cress E
ARHU3 Arctomecon humilis Coville dwarf bear-poppy E
ARCO13 Arctostaphylos confertiflora Eastw. Santa Rosa Island manzanita E
ARGLC4 Arctostaphylos glandulosa Eastw. ssp. crassifolia (Jeps.) P.V. Wells Del Mar manzanita E
ARHOR2 Arctostaphylos hookeri G. Don ssp. ravenii P.V. Wells Presidio manzanita E
ARMO2 Arctostaphylos morroensis Wies. & Schreib. Morro manzanita T
ARMY Arctostaphylos myrtifolia Parry Ione manzanita T
ARPA21 Arctostaphylos pallida Eastw. pallid manzanita T
ARPA7 Arenaria paludicola B.L. Rob. marsh sandwort E
ARUR Arenaria ursina B.L. Rob. Bear Valley sandwort T
ARPLP Argemone pleiacantha Greene ssp. pinnatisecta G.B. Ownbey Sacramento prickly poppy E
ARKA2 Argyroxiphium kauense (Rock & Neal) O. Deg. & I. Deg. Mauna Loa silversword E
ARSAM Argyroxiphium sandwicense DC. ssp. macrocephalum (A. Gray) Mérat `ahinahina T
ARSAS Argyroxiphium sandwicense DC. ssp. sandwicense `ahinahina E
ARCH4 Aristida chaseae Hitchc. E
ARPO3 Aristida portoricensis Pilg. pelos del diablo E
ASME Asclepias meadii Torr. ex A. Gray Mead's milkweed T
ASWE3 Asclepias welshii N.H. Holmgren & P.K. Holmgren Welsh's milkweed T
ASTE11 Asimina tetramera Small four-petal pawpaw E
ASRH3 Asplenium rhomboideum Brack.
ASFRI Asplenium fragile C. Presl var. insulare Morton E
ASSCA Asplenium scolopendrium L. var. americanum (Fernald) Kartesz & Gandhi American hart's-tongue fern T
ASAL4 Astragalus albens Greene Cushenbury milk-vetch E
ASAP Astragalus applegatei M. Peck Applegate's milk-vetch E
ASBI6 Astragalus bibullatus Barneby & Bridges Guthrie's ground-plum E
ASBR6 Astragalus brauntonii Parish Braunton's milk-vetch E
ASCL6 Astragalus clarianus Jeps. Clara Hunt's milk-vetch E
ASCRC4 Astragalus cremnophylax Barneby var. cremnophylax Sentry milk-vetch E
ASDE2 Astragalus desereticus Barneby Deseret milk-vetch T
ASER4 Astragalus eremiticus Sheldon
ASAM14 Astragalus ampullarioides (S.L. Welsh) S.L. Welsh Shivwitz milk-vetch E
ASHO5 Astragalus holmgreniorum Barneby Holmgren milk-vetch E
ASHU Astragalus humillimus A. Gray Mancos milk-vetch E
ASJA Astragalus jaegerianus Munz Lane Mountain milk-vetch E
ASLEC2 Astragalus lentiginosus Douglas ex Hook. var. coachellae Barneby ex Shreve & Wiggins Coachella Valley milk-vetch E
ASLEP3 Astragalus lentiginosus Douglas ex Hook. var. piscinensis Barneby Fish Slough milk-vetch T
ASLIM Astragalus limnocharis Barneby var. montii (S.L. Welsh) Isely
ASMO11 Astragalus montii S.L. Welsh heliotrope milk-vetch T
ASMAP Astragalus magdalenae Greene var. peirsonii (Munz & McBurney) Barneby Peirson's milk-vetch T
ASOS Astragalus osterhoutii M.E. Jones Osterhout milk-vetch E
ASPH Astragalus phoenix Barneby Ash Meadows milk-vetch T
ASPYL Astragalus pycnostachyus A. Gray var. lanosissimus (Rydb.) Munz & McBurney Ventura Marsh milk-vetch E
ASROJ Astragalus robbinsii (Oakes) A. Gray var. jesupii Eggl. & Sheldon Jesup's milk-vetch E
ASTET Astragalus tener A. Gray var. titi (Eastw.) Barneby coastal dunes milk-vetch E
ASTR5 Astragalus tricarinatus A. Gray triple-ribbed milk-vetch E
ASAS6 Astrophytum asterias (Zucc.) Lem. star cactus E
ATCON Atriplex coronata S. Watson var. notatior Jeps. San Jacinto Valley crownscale E
AUPA2 Auerodendron pauciflorum Alain E
AYLI Ayenia limitaris Cristobal Texas ayenia E
BAVA3 Baccharis vanessae R.M. Beauch. Encinitas baccharis T
BAVA2 Banara vanderbiltii Urb. palo de ramon E
BAAR Baptisia arachnifera Duncan hairy rattleweed E
BEUB Betula uber (Ashe) Fernald Virginia round-leaf birch T
BIMIK2 Bidens micrantha Gaudich. ssp. kalealaha Nagata & Ganders ko`oko`olau E
BIWI Bidens wiebkei Sherff ko`oko`olau E
BLBA Blennosperma bakeri Heiser Sonoma sunshine E
BODE2 Boltonia decurrens (Torr. & A. Gray) Alph. Wood decurrent false aster T
BOGR5 Bonamia grandiflora (A. Gray) Hallier f. Florida bonamia T
BOME2 Bonamia menziesii A. Gray E
BRIN4 Brighamia insignis A. Gray olulu E
BRRO Brighamia rockii H. St. John pua `ala E
BRFI Brodiaea filifolia S. Watson thread-leaved brodiaea T
BRPA2 Brodiaea pallida Hoover Chinese Camp brodiaea T
BUVA Buxus vahlii Baill. Vahl's boxwood E
CAKA5 Caesalpinia kavaiensis H. Mann uhiuhi E
CAAM14 Callicarpa ampla Schauer capa rosa E
CASC4 Callirhoe scabriuscula B.L. Rob. Texas poppy-mallow E
CATI3 Calochortus tiburonensis A.J. Hill Tiburon mariposa lily T
CATH3 Calyptranthes thomasiana Berg E
CARI3 Calyptronoma rivalis (O.F. Cook) L.H. Bailey palma de manaca T
CAST21 Calystegia stebbinsii Brummitt Stebbins' morning-glory E
CABE7 Camissonia benitensis P.H. Raven San Benito evening-primrose T
CARO15 Campanula robinsiae Small Brooksville bellflower E
CAMO15 Canavalia molokaiensis O. Deg., I. Deg. & Sauer `awikiwiki E
CAMI19 Cardamine micranthera Rollins small-anthered bittercress E
CALE7 Carex lemmonii W. Boott
CAAL4 Carex albida L.H. Bailey white sedge E
CALU26 Carex lutea LeBlond golden sedge E
CASP35 Carex specicola J.T. Howell
CASP9 Carex specuicola J.T. Howell Navajo sedge T
CAAFN2 Castilleja affinis Hook. & Arn. ssp. neglecta (Zeile) T.I. Chuang & Heckard Tiburon paintbrush E
CACAS5 Castilleja campestris (Benth.) T.I. Chuang & Heckard ssp. succulenta (Hoover) T.I. Chuang & Heckard fleshy owl's-clover T
CACI6 Castilleja cinerea A. Gray ash-grey paintbrush T
CAGR21 Castilleja grisea Dunkle San Clemente Island Indian paintbrush E
CALE27 Castilleja levisecta Greenm. golden paintbrush T
CAMO8 Castilleja mollis Pennell soft-leaved paintbrush E
CAME19 Catesbaea melanocarpa Krug & Urb. E
CEFE2 Ceanothus ferrisiae McMinn Coyote ceanothus E
CEOP Ceanothus ophiochilus Boyd, Ross & Arnseth Vail Lake ceanothus T
CERO4 Ceanothus roderickii Knight Pine Hill ceanothus E
CEAG Cenchrus agrimonioides Trin. kamanomano E
CENA2 Centaurium namatophilum Reveal, C.R. Broome & Beatley
CENA Centaurium namophilum Reveal, Broome & Beatley spring-loving centaury T
CESE6 Centaurium sebaeoides (Griseb.) Druce awiwi E
CETR4 Cercocarpus traskiae Eastw. Catalina Island mountain-mahogany E
CHGLM2 Chamaecrista glandulosa (L.) Greene var. mirabilis (Pollard) Irwin & Barneby E
CHCEK Chamaesyce celastroides (Boiss.) Croizat & O. Deg. var. kaenana (Sherff) O. Deg. & I. Deg. `akoko E
CHDED Chamaesyce deltoidea (Engelm. ex Chapm.) Small ssp. deltoidea deltoid spurge E
CHDE8 Chamaesyce deppeana (Boiss.) Millsp. `akoko E
CHGA3 Chamaesyce garberi (Engelm. ex Chapm.) Small Garber's spurge T
CHHA2 Chamaesyce halemanui (Sherff) Croizat & O. Deg. E
CHHE3 Chamaesyce herbstii W.L. Wagner `akoko E
CHHO3 Chamaesyce hooveri (L.C. Wheeler) Koutnik Hoover's spurge T
CHKU Chamaesyce kuwaleana (O. Deg. & Sherff) O. Deg. & I. Deg. `akoko E
CHRO2 Chamaesyce rockii (Forbes) Croizat & O. Deg. `akoko E
CHSKS Chamaesyce skottsbergii (Sherff) Croizat & O. Deg. var. skottsbergii
CHSKK Chamaesyce skottsbergii (Sherff) Croizat & O. Deg. var. kalaeloana (Sherff) O. Deg. & I. Deg. Ewa Plains `akoko E
CHPY2 Chionanthus pygmaeus Small pygmy fringe-tree E
CHPU2 Chlorogalum purpureum Brandegee purple amole T
CHHO2 Chorizanthe howellii Goodman Howell's spineflower E
CHOR Chorizanthe orcuttiana Parry Orcutt's spineflower E
CHPUH2 Chorizanthe pungens Benth. var. hartwegiana Reveal & Hardham Ben Lomond spineflower E
CHPUP3 Chorizanthe pungens Benth. var. pungens Monterey spineflower T
CHRO Chorizanthe robusta Parry robust spineflower E
CHVA Chorizanthe valida S. Watson Sonoma spineflower E
CHFL8 Chrysopsis floridana Small Florida golden aster E
CIFOF Cirsium fontinale (Greene) Jeps. var. fontinale fountain thistle E
CIFOO Cirsium fontinale (Greene) Jeps. var. obispoense J.T. Howell Chorro Creek bog thistle E
CIHYH Cirsium hydrophilum (Greene) Jeps. var. hydrophilum Suisun thistle E
CILO Cirsium loncholepis Petr. La Graciosa thistle E
CIPI Cirsium pitcheri (Torr. ex Eaton) Torr. & A. Gray Pitcher's thistle T
CIVI4 Cirsium vinaceum Woot. & Standl. Sacramento Mountains thistle T
CIPU5 Cistanthe pulchella (Eastw.) Hershkovitz
CAPU28 Calyptridium pulchellum (Eastw.) Hoover Mariposa pussypaws T
CLPE5 Cladonia perforata A. Evans Florida perforate cladonia E
CLFR3 Clarkia franciscana F.H Lewis & P.H. Raven Presidio clarkia E
CLIM Clarkia imbricata F.H. Lewis & M.E. Lewis Vine Hill clarkia E
CLSPI Clarkia speciosa F.H. Lewis & M.E. Lewis ssp. immaculata F.H. Lewis & M.E. Lewis Pismo clarkia E
CLSP6 Clarkia springvillensis Vasek Springville clarkia T
CLMO6 Clematis morefieldii Kral Morefield's leather flower E
CLSO3 Clematis socialis Kral Alabama leather flower E
CLDR2 Clermontia drepanomorpha Rock `oha wai E
CLLI3 Clermontia lindseyana Rock `oha wai E
CLOBB Clermontia oblongifolia Gaudich. ssp. brevipes (E. Wimm.) Lammers `oha wai E
CLOBM Clermontia oblongifolia Gaudich. ssp. mauiensis (Rock) Lammers `oha wai E
CLPE2 Clermontia peleana Rock `oha wai E
CLPY2 Clermontia pyrularia Hillebr. `oha wai E
CLSA5 Clermontia samuelii Forbes `oha wai E
CLFR2 Clitoria fragrans Small pigeon wings T
COOP Colubrina oppositifolia Brongn. ex Mann kauila E
COCA19 Conradina canescens (Torr. & A. Gray ex Benth.) A. Gray
COBR5 Conradina brevifolia Shinners short-leaved rosemary E
COET Conradina etonia Kral & McCartney Etonia rosemary E
COGL9 Conradina glabra Shinners Apalachicola rosemary E
COVE4 Conradina verticillata Jennison Cumberland rosemary T
COBE3 Cordia bellonis Urb. E
COMAM3 Cordylanthus maritimus Nutt. ex Benth. ssp. maritimus salt marsh bird's-beak E
COMOM Cordylanthus mollis A. Gray ssp. mollis soft bird's-beak E
COPA8 Cordylanthus palmatus (Ferris) J.F. Macbr. palmate-bracted bird's beak E
COTEC Cordylanthus tenuis A. Gray ssp. capillaris (Pennell) T.I. Chuang & Heckard Pennell's bird's-beak E
COOB4 Cornutia obovata Urb. palo de nigua E
CORA7 Coryphantha ramillosa Cutak bunched cory cactus T
COROR Coryphantha robustispina (Schott ex Engelm.) Britton & Rose ssp. robustispina
COSCR Coryphantha scheeri (Muehlenpf.) L.D. Benson var. robustispina (Schott ex Engelm.) L.D. Benson Pima pineapple cactus E
CRRI4 Cranichis ricartii Ackerman E
CRPO6 Crescentia portoricensis Britton higuero de sierra E
CRAV Crotalaria avonensis DeLaney & Wunderlin Avon Park harebells E
CRCR7 Cryptantha crassipes I.M. Johnst. Terlingua Creek cat's-eye E
CTSQ Ctenitis squamigera (Hook. & Arn.) Copeland pauoa E
CUOK Cucurbita okeechobeensis (Small) L.H. Bailey Okeechobee gourd E
CYAC5 Cyanea acuminata (Gaudich.) Hillebr. haha E
CYAS Cyanea asarifolia H. St. John haha E
CYCOC Cyanea copelandii Rock ssp. copelandii haha E
CYCOH2 Cyanea copelandii Rock ssp. haleakalaensis (H. St. John) Lammers haha E
CYCR9 Cyanea crispa (Gaudich.) Lammers, Givnish & Sytsma E
CYDU3 Cyanea dunbariae Rock
CYDU2 Cyanea dunbarii Rock, orth. var. haha E
CYDU5 Cyanea duvalliorum Lammers & H. Oppenh. haha E
CYGL5 Cyanea glabra (E. Wimm.) H. St. John haha E
CYGRG Cyanea grimesiana Gaudich. ssp. grimesiana haha E
CYGRO Cyanea grimesiana Gaudich. ssp. obatae (H. St. John) Lammers haha E
CYHAC Cyanea hamatiflora Rock ssp. carlsonii (Rock) Lammers haha E
CYHAH Cyanea hamatiflora Rock ssp. hamatiflora haha E
CYHU2 Cyanea humboldtiana (Gaudich.) Lammers, Givnish & Sytsma haha E
CYKO4 Cyanea koolauensis Lammers, Givnish & Sytsma haha E
CYLO5 Cyanea lobata H. Mann haha E
CYLO12 Cyanea longiflora (Wawra) Lammers, Givnish & Systma haha E
CYMAG Cyanea macrostegia Hillebr. ssp. gibsonii (Hillebr.) Lammers haha E
CYMA5 Cyanea magnicalyx Lammers haha E
CYMA12 Cyanea mannii (Brigham) Hillebr. haha E
CYMA23 Cyanea maritae Lammers & H. Oppenh. haha E
CYMC Cyanea mceldowneyi Rock haha E
CYPI5 Cyanea pinnatifida (Cham.) E. Wimm. haha E
CYPL7 Cyanea platyphylla (A. Gray) Hillebr. haha E
CYPR8 Cyanea procera Hillebr. haha E
CYRE8 Cyanea recta (Wawra) Hillebr. haha T
CYRE10 Cyanea remyi Rock haha E
CYRI4 Cyanea rivularis Rock
DERI4 Delissea rivularis (Rock) E. Wimm. oha E
CYSH Cyanea shipmanii Rock haha E
CYST8 Cyanea st.-johnii (Hosaka) Lammers, Givnish & Systma haha E
CYST5 Cyanea stictophylla Rock haha E
CYSU8 Cyanea superba (Cham.) A. Gray haha E
CYTR7 Cyanea truncata (Rock) Rock haha E
CYUN5 Cyanea undulata Forbes haha E
CYHUJ Cycladenia humilis Benth. var. jonesii (Eastw.) S.L. Welsh & N.D. Atwood
CYJO2 Cycladenia jonesii Eastw. Jones cycladenia T
CYFA3 Cyperus fauriei Kük.
MAFA7 Mariscus fauriei (Kük.) T. Koyama E
CYPEP Cyperus pennatiformis Kük. var. pennatiformis
MAPE5 Mariscus pennatiformis (Kük.) T. Koyama E
CYTR2 Cyperus trachysanthos Hook. & Arn. pu`uka`a E
CYCR4 Cyrtandra crenata H. St. John & Storey ha`iwale E
CYCY3 Cyrtandra cyaneoides Rock mapele E
CYDE4 Cyrtandra dentata H. St. John & Storey ha`iwale E
CYGI3 Cyrtandra giffardii Rock ha`iwale E
CYLI9 Cyrtandra limahuliensis H. St. John ha`iwale T
CYMU5 Cyrtandra munroi Forbes ha`iwale E
CYPO4 Cyrtandra polyantha C.B. Clarke ha`iwale E
CYSU6 Cyrtandra subumbellata (Hillebr.) H. St. John & Storey ha`iwale E
CYTI Cyrtandra tintinnabula Rock ha`iwale E
CYVI7 Cyrtandra viridiflora H. St. John & Storey ha`iwale E
DAFO2 Dalea foliosa (A. Gray) Barneby leafy prairie-clover E
DAHE2 Daphnopsis helleriana Urb. E
DEPU6 Deeringothamnus pulchellus Small beautiful pawpaw E
DERU Deeringothamnus rugelii (B.L. Rob.) Small Rugel's pawpaw E
DECO13 Deinandra conjugens (D.D. Keck) B.G. Baldw. Otay tarplant T
DEINV3 Deinandra increscens (H.M. Hall ex D.D. Keck) B.G. Baldw. ssp. villosa (Tanowitz) B.G. Baldw. Gaviota tarplant E
DERH2 Delissea rhytidosperma H. Mann E
DESU Delissea subcordata Gaudich. oha E
DEUN2 Delissea undulata Gaudich. E
DEBA Delphinium bakeri Ewan Baker's larkspur E
DELU Delphinium luteum A. Heller yellow larkspur E
DEVAK Delphinium variegatum Torr. & A. Gray ssp. kinkiense (Munz) Warnock San Clemente Island larkspur E
DICH4 Dicerandra christmanii R.B. Huck & W.S. Judd Garrett's mint E
DICO5 Dicerandra cornutissima R.B. Huck longspurred mint E
DIFR Dicerandra frutescens Shinners scrub mint E
DIIM Dicerandra immaculata Lakela Lakela's mint E
DIER3 Diellia erecta Brack. asplenium-leaved diellia E
DIFA Diellia falcata Brack. E
DIPA25 Diellia pallida W.H. Wagner E
DIUN3 Diellia unisora W.H. Wagner E
DIMO4 Diplazium molokaiense W.J. Rob. E
DOLE Dodecahema leptoceras (A. Gray ex Benth.) Reveal & Hardham slender-horned spineflower E
DUHE Dubautia herbstobatae G.D. Carr na`ena`e E
DULA3 Dubautia latifolia (A. Gray) D.D. Keck na`ena`e E
DUPA5 Dubautia pauciflorula H. St. John & G.D. Carr na`ena`e E
DUPLH Dubautia plantaginea Gaudich. ssp. humilis G.D. Carr na`ena`e E
DUABP Dudleya abramsii Rose ssp. parva (Rose & Davidson) Bartel conejo dudleya T
DUCYM Dudleya cymosa (Lem.) Britton & Rose ssp. marcescens Moran marcescent dudleya T
DUCYO Dudleya cymosa (Lem.) Britton & Rose ssp. ovatifolia (Britton) Moran Santa Monica Mountains dudleyea T
DUNE Dudleya nesiotica (Moran) Moran Santa Cruz Island dudleya T
DUSE Dudleya setchellii (Jeps.) Britton & Rose Santa Clara Valley dudleya E
DUST Dudleya stolonifera Moran Laguna Beach liveforever T
DUTR Dudleya traskiae (Rose) Moran Santa Barbara Island liveforever E
DUVE Dudleya verityi K.M. Nakai Verity's dudleya T
ECLA Echinacea laevigata (C.L. Boynt. & Beadle) S.F. Blake smooth coneflower E
ECTE3 Echinacea tennesseensis (Beadle) Small Tennessee purple coneflower E
ECHON Echinocactus horizonthalonius Lem. var. nicholii L.D. Benson Nichol's turk's head cactus E
ECCH2 Echinocereus chisoensis W.T. Marshall Chisos Mountain hedgehog cactus T
ECCOA Echinocereus coccineus Engelm. var. arizonicus (Rose ex Orcutt) D.J. Ferguson
ECTRA Echinocereus triglochidiatus Engelm. var. arizonicus (Rose ex Orcutt) L.D. Benson Arizona hedgehog cactus E
ECFEF3 Echinocereus fendleri (Engelm.) Sencke ex J.N. Haage ssp. fendleri
ECFEK Echinocereus fendleri (Engelm.) Sencke ex J.N. Haage var. kuenzleri (Castetter, Pierce & Schwerin) L.D. Benson Kuenzler hedgehog cactus E
ECREF2 Echinocereus reichenbachii (Terscheck ex Walp.) hort ex Haage ssp. fitchii (Britton & Rose) N.P. Taylor
ECREA Echinocereus reichenbachii (Terscheck ex Walp.) hort ex Haage var. albertii L.D. Benson black lace cactus E
ECVID Echinocereus viridiflorus Engelm. var. davisii (A.D. Houghton) W.T. Marshall Davis' green pitaya E
ECMA2 Echinomastus mariposensis Hester Lloyd's mariposa cactus T
ELSE2 Elaphoglossum serpens Maxon & Morton ex Maxon E
ENNUC Enceliopsis nudicaulis (A. Gray) A. Nelson var. corrugata Cronquist Ash Meadows sunray T
ERFO Eragrostis fosbergii Whitney Fosberg's love grass E
ERPAK Eremalche parryi (Greene) Greene ssp. kernensis (C.B. Wolf) D.M. Bates
ERKE4 Eremalche kernensis C.B. Wolf Kern mallow E
ERDES Eriastrum densifolium (Benth.) H. Mason ssp. sanctorum (Milliken) H. Mason Santa Ana River woolly-star E
ERDED Erigeron decumbens Nutt. var. decumbens Willamette daisy E
ERMA8 Erigeron maguirei Cronquist Maguire daisy T
ERPA3 Erigeron parishii A. Gray Parish's daisy T
ERRH2 Erigeron rhizomatus Cronquist Zuni fleabane T
ERAL12 Eriodictyon altissimum P.V. Wells Indian Knob mountain balm E
ERCA7 Eriodictyon capitatum Eastw. Lompoc yerba santa E
ERAP4 Eriogonum apricum J.T. Howell Ione buckwheat E
ERGY Eriogonum gypsophilum Woot. & Standl. gypsum wild-buckwheat T
ERKEA2 Eriogonum kennedyi Porter ex S. Watson var. austromontanum Munz & I.M. Johnst. southern mountain wild-buckwheat T
ERLOG Eriogonum longifolium Nutt. var. gnaphalifolium Gandog. scrub buckwheat T
EROVV Eriogonum ovalifolium Nutt. var. vineum (Small) Jeps. Cushenbury buckwheat E
EROVW Eriogonum ovalifolium Nutt. var. williamsiae Reveal Steamboat buckwheat E
ERPE10 Eriogonum pelinophilum Reveal clay-loving wild-buckwheat E
ERLA8 Eriophyllum latilobum Rydb. San Mateo woolly sunflower E
ERARP Eryngium aristulatum Jeps. var. parishii (J.M. Coult. & Rose) Mathias & Constance San Diego button-celery E
ERCO39 Eryngium constancei Sheikh Loch Lomond coyote thistle E
ERCU4 Eryngium cuneifolium Small snakeroot E
ERCAA Erysimum capitatum (Douglas ex Hook.) Greene var. angustatum (Greene) G. Rossb. Contra Costa wallflower E
ERME5 Erysimum menziesii (Hook.) Wettst. Menzies' wallflower E
ERTE14 Erysimum teretifolium Eastw. Ben Lomond wallflower E
ERPR6 Erythronium propullans A. Gray Minnesota dwarf trout lily E
ESMI2 Escobaria minima (Baird) D.R. Hunt
COMI4 Coryphantha minima Baird Nellie cory cactus E
ESRO Escobaria robbinsiorum (W.H. Earle) D.R. Hunt
CORO3 Coryphantha robbinsiorum (W.H. Earle) A.D. Zimmerman Cochise pincushion cactus T
ESSNL Escobaria sneedii Britton & Rose var. leei (Rose ex Boed.) D.R. Hunt
COSNL Coryphantha sneedii (Britton & Rose) A. Berger var. leei (Rose ex Boed.) L.D. Benson Lee pincushion cactus T
ESSNS Escobaria sneedii Britton & Rose var. sneedii
COSN Coryphantha sneedii (Britton & Rose) A. Berger Sneed pincushion cactus E
EUHA4 Eugenia haematocarpa Alain uvillo E
EUKO Eugenia koolauensis O. Deg. nioi E
EUWO2 Eugenia woodburyana Alain E
EUHA2 Euphorbia haeleeleana D.R. Herbst `akoko E
EUTE6 Euphorbia telephioides Chapm. Telephus spurge T
EUPE10 Eutrema penlandii Rollins Penland alpine fen mustard T
EXLU Exocarpos luteolus Forbes heau E
FICU2 Fitzroya cupressoides (Molina) I.M. Johnst. Chilean false larch T
FLNE Flueggea neowawraea W.J. Hayden mehamehame E
FRJO Frankenia johnstonii Correll Johnston's frankenia E
FRDE2 Fremontodendron decumbens R. Lloyd
FRCAD Fremontodendron californicum (Torr.) Coville ssp. decumbens (R. Lloyd) Munz Pine Hill flannelbush E
FRME2 Fremontodendron mexicanum Davidson Mexican flannelbush E
FRGE Fritillaria gentneri Gilkey Gentner's fritillary E
GALA7 Gahnia lanaiensis O. Deg., I. Deg. & J. Kern E
GASM Galactia smallii H.J. Rogers ex Herndon Small's milkpea E
GABU Galium buxifolium Greene island bedstraw E
GACAS Galium californicum Hook. & Arn. ssp. sierrae Dempster & Stebbins El Dorado bedstraw E
GABR Gardenia brighamii Gardenia brighamii Hawaiian gardenia E
GAMA6 Gardenia mannii H. St. John & Kuykend. nanu E
GANEC Gaura neomexicana Woot. ssp. coloradensis (Rydb.) P.H. Raven & Gregory
GANEC2 Gaura neomexicana Woot. var. coloradensis (Rydb.) Munz Colorado butterfly plant T
GEMI Geocarpon minimum Mack. T
GEAR Geranium arboreum A. Gray Hawaiian red-flowered geranium E
GEMU Geranium multiflorum A. Gray nohoanu E
GEPA3 Gesneria pauciflora Urb. T
GERA2 Geum radiatum Michx. spreading avens E
GITEA2 Gilia tenuiflora Benth. ssp. arenaria (Benth.) A.D. Grant & V.E. Grant Monterey gilia E
GITEH Gilia tenuiflora Benth. ssp. hoffmannii (Eastw.) A.D. Grant & V.E. Grant Hoffmann's slender-flowered gilia E
GLSU Glaucocarpum suffrutescens (Rollins) Rollins
SCSU2 Schoenocrambe suffrutescens (Rollins) S.L. Welsh & Chatterley shrubby reed-mustard E
GOEL Goetzea elegans Wydler beautiful goetzea E
GOHI2 Gouania hillebrandii Oliv. ex Hillebr. E
GOME Gouania meyenii Steud. E
GOVI Gouania vitifolia A. Gray E
GRFR Grindelia fraxinopratensis Reveal & Beatley Ash Meadows gumplant T
GYLI Gymnoderma lineare (A. Evans) Yoshim. & Sharp rock gnome lichen E
HAVE4 Hackelia venusta (Piper) H. St. John showy stickseed E
HAJO Halophila johnsonii Eiseman Johnson's seagrass T
HAHA4 Haplostachys haplostachya (A. Gray) H. St. John honohono E
HAFL3 Harperocallis flava McDaniel Harper's beauty E
HAFR3 Harrisia fragrans Small ex Britton & Rose
CEERF Cereus eriophorus N.E. Pfeiffer & Otto var. fragrans (Small ex Britton & Rose) L.D. Benson fragrant prickly-apple E
HAPO2 Harrisia portoricensis Britton higo chumbo T
HETO2 Hedeoma todsenii Irving Todsen's pennyroyal E
HECO13 Hedyotis cookiana (Cham. & Schltdl.) Steud. awiwi E
HECO14 Hedyotis coriacea Sm. kio`ele E
HEDE3 Hedyotis degeneri Fosberg E
HEMA8 Hedyotis mannii Fosberg pilo E
HEPA14 Hedyotis parvula (A. Gray) Fosberg E
HESCR7 Hedyotis schlechtendahliana Steud. ssp. remyi (Hillebr.) Fosberg
HESCR3 Hedyotis schlechtendahliana Steud. var. remyi (Hillebr.) Fosberg kopa E
HEST2 Hedyotis st.-johnii B.C. Stone & M.A. Lane Na Pali beach hedyotis E
HEVI6 Helenium virginicum S.F. Blake Virginia sneezeweed T
HEGR2 Helianthemum greenei B.L. Rob. island rush-rose T
HEPA2 Helianthus paradoxus Heiser Pecos sunflower T
HESC3 Helianthus schweinitzii Torr. & A. Gray Schweinitz's sunflower E
HEBU Helonias bullata L. swamp pink T
HEAB2 Hesperocyparis abramsiana (C.B. Wolf) Bartel
CUAB Cupressus abramsiana C.B. Wolf Santa Cruz cypress E
HEGO3 Hesperocyparis goveniana (Gordon) Bartel
CUGOG Cupressus goveniana Gord. ssp. goveniana Gowen cypress T
HECO12 Hesperolinon congestum (A. Gray) Small Marin dwarf-flax T
HEAR9 Hesperomannia arborescens A. Gray E
HEAR10 Hesperomannia arbuscula Hillebr. E
HELY Hesperomannia lydgatei Forbes E
HENA3 Hexastylis naniflora Blomquist dwarf-flowered heartleaf T
HIDI Hibiscadelphus distans Bishop & D.R. Herbst Kauai hau kuahiwi E
HIGI Hibiscadelphus giffardianus Rock hau kuahiwi E
HIHU Hibiscadelphus hualalaiensis Rock hau kuahiwi E
HIWO Hibiscadelphus woodii D.H. Lorence & W.L. Wagner hau kuahiwi E
HIARI Hibiscus arnottianus A. Gray ssp. immaculatus (Roe) D.M. Bates koki`o ke`oke`o E
HIBR Hibiscus brackenridgei A. Gray ma`o hau hele E
HICL Hibiscus clayi O. Deg. & I. Deg. Clay's hibiscus E
HIWAH Hibiscus waimeae A. Heller ssp. hannerae (O. Deg. & I. Deg.) D.M. Bates koki`o ke`oke`o E
HOTE Hoffmannseggia tenella Tharp & L.O. Williams slender rush-pea E
HOMA Holocarpha macradenia (DC.) Greene Santa Cruz tarplant T
HOPUM Houstonia purpurea L. var. montana (Small) Terrell
HEPUM2 Hedyotis purpurea (L.) Torr. & A. Gray var. montana (Small) Fosberg Roan Mountain bluet E
HOAQ Howellia aquatilis A. Gray Water howellia T
HUMO Hudsonia montana Nutt. mountain golden heather T
HUMA Huperzia mannii (Hillebr.) Kartesz & Gandhi wawae`iole E
HUNU Huperzia nutans (Brack.) Rothm.
LYNU2 Lycopodium nutans Brack. wawae`iole E
HYTE5 Hymenoxys texana (J.M. Coult. & Rose) Cockerell Texas prairie dawn-flower E
HYCU Hypericum cumulicola (Small) P. Adams highlands scrub hypericum E
ILCO3 Ilex cookii Britton & P. Wilson Cook's holly E
ILOBO Ilex obcordata Sw. var. obcordata
ILSI2 Ilex sintenisii (Urb.) Britton E
ILRIR Iliamna rivularis (Douglas ex Hook.) Greene var. rivularis
ILCO4 Iliamna corei Sherff Peter's Mountain mallow E
IPSA2 Ipomopsis sancti-spiritus Wilken & Fletcher Holy Ghost ipomopsis E
IRLA Iris lacustris Nutt. dwarf lake iris T
ISBY Ischaemum byrone (Trin.) Hitchc. Hilo ischaemum E
ISHO2 Isodendrion hosakae H. St. John aupaka E
ISLA3 Isodendrion laurifolium A. Gray aupaka E
ISLO2 Isodendrion longifolium A. Gray aupaka T
ISPY Isodendrion pyrifolium A. Gray Kula wahine noho E
ISLO Isoetes louisianensis Thieret Louisiana quillwort E
ISME3 Isoetes melanospora Engelm. black spored quillwort E
ISTE Isoetes tegetiformans Rury mat-forming quillwort E
ISME2 Isotria medeoloides (Pursh) Raf. small whorled pogonia T
IVKI Ivesia kingii S. Watson
IVKIE Ivesia kingii S. Watson var. eremica (Coville) Ertter Ash Meadows ivesia T
JARE Jacquemontia reclinata House beach jacquemontia E
JACO Jatropha costaricensis G.L. Webster & Poveda Costa Rican jatropha E
JUJA Juglans jamaicensis C. DC. West Indian walnut E
JUCO8 Justicia cooleyi Monachino & Leonard Cooley's water-willow E
KAKA Kanaloa kahoolawensis D.H. Lorence & K.R. Wood kohe malama malama o kanaloa E
KOCO2 Kokia cookei O. Deg. Cooke's koki`o E
KODR Kokia drynarioides (Seem.) Lewt. koki`o E
KOKA Kokia kauaiensis (Rock) O. Deg. & Duvel koki`o E
LACY Labordia cyrtandrae (Baill.) H. St. John kamakahala E
LALY2 Labordia lydgatei Forbes kamakahala E
LATIL Labordia tinifolia A. Gray var. lanaiensis Sherff kamakahala E
LATIW2 Labordia tinifolia A. Gray var. wahiawaensis H. St. John kamakahala E
LATR4 Labordia triflora Hillebr. kamakahala E
LABU Lasthenia burkei (Greene) Greene Burke's goldfields E
LACO6 Lasthenia conjugens Greene Contra Costa goldfields E
LACA4 Layia carnosa (Nutt.) Torr. & A. Gray beach layia E
LEEL2 Lepanthes eltoroensis Stimson E
LEAR5 Lepidium arbuscula Hillebr. `anaunau E
LEBA Lepidium barnebyanum Reveal Barneby ridge-cress E
LEGR6 Leptocereus grantianus Britton E
LELE5 Lespedeza leptostachya Engelm. prairie bush-clover T
LECO10 Lesquerella congesta Rollins Dudley Bluffs bladderpod T
LEFI2 Lesquerella filiformis Rollins Missouri bladderpod T
LEKIB Lesquerella kingii S. Watson ssp. bernardina (Munz) Munz San Bernardino Mountains bladderpod E
LELY Lesquerella lyrata Rollins lyrate bladderpod T
LEPA4 Lesquerella pallida (Torr. & A. Gray) S. Watson white bladderpod E
LEPE3 Lesquerella perforata Rollins Spring Creek bladderpod E
LERU4 Lesquerella rubicundula Rollins
LETU Lesquerella tumulosa (Barneby) Reveal kodachrome bladderpod E
LETH3 Lesquerella thamnophila Rollins & Shaw Zapata bladderpod E
LEGE Lessingia germanorum Cham. San Francisco lessingia E
LIHE2 Liatris helleri Porter Heller's blazingstar T
LIOH Liatris ohlingerae (S.F. Blake) B.L. Rob. scrub blazingstar E
LISCR Lilaeopsis schaffneriana (Schltdl.) J.M. Coult. & Rose var. recurva (A.W. Hill) Affolter Huachuca water-umbel E
LIOC2 Lilium occidentale Purdy western lily E
LIPAP5 Lilium pardalinum Kellogg ssp. pitkinense (Beane & Vollmer) M.W. Skinner Pitkin Marsh lily E
LIFLC2 Limnanthes floccosa Howell ssp. californica Arroyo Butte County meadowfoam E
LIPUG Limnanthes pumila Howell ssp. grandiflora (Arroyo) S.C. Meyers & K.L. Chambers
LIFLG Limnanthes floccosa Howell ssp. grandiflora Arroyo large-flowered woolly meadowfoam E
LIVI3 Limnanthes vinculans Ornduff Sebastopol meadowfoam E
LIME7 Lindera melissifolia (Walter) Blume pondberry E
LIFA2 Lipochaeta fauriei Levl. nehe E
LIKA Lipochaeta kamolensis O. Deg. & Sherff nehe E
LILOL Lipochaeta lobata (Gaudich.) DC. var. leptophylla O. Deg. & Sherff nehe E
LIMI8 Lipochaeta micrantha (Nutt.) A. Gray nehe E
LITE7 Lipochaeta tenuifolia A. Gray nehe E
LIVE5 Lipochaeta venosa Sherff E
LIWA2 Lipochaeta waimeaensis H. St. John nehe E
LIMA6 Lithophragma maximum Bacig. San Clemente Island woodland-star E
LOGAK3 Lobelia gaudichaudii A. DC. ssp. koolauensis (Hosaka & Fosberg) Lammers E
LOMO3 Lobelia monostachya (Rock) Lammers E
LONI Lobelia niihauensis H. St. John E
LOOA Lobelia oahuensis Rock E
LOBR Lomatium bradshawii (Rose ex Mathias) Mathias & Constance Bradshaw's desert-parsley E
LOCO8 Lomatium cookii J.S. Kagan Cook's lomatium E
LODET Lotus dendroideus (Greene) Greene var. traskiae (Eastw. ex Noddin) Isely San Clemente Island broom E
LUNI2 Lupinus nipomensis Eastw. Nipomo Mesa lupine E
LUORK Lupinus oreganus A. Heller var. kincaidii C.P. Sm. Kincaid's lupine T
LUTI Lupinus tidestromii Greene clover lupine E
LUWEA Lupinus westianus Small var. aridorum (McFarlin ex Beckner) Isely
LUAR11 Lupinus aridorum McFarlin ex Beckner scrub lupine E
LYTRP Lyonia truncata Urb. var. proctorii W.S. Judd E
LYAS2 Lysimachia asperulifolia Poir. rough-leaved loosestrife E
LYFI2 Lysimachia filifolia Forbes E
LYLY Lysimachia lydgatei Hillebr. E
LYMA5 Lysimachia maxima (R. Knuth) H. St. John E
MAAL7 Macbridea alba Chapm. white birds-in-a-nest T
MANE3 Mahonia nevinii (A. Gray) Fedde
BENE Berberis nevinii A. Gray Nevin's barberry E
MAPII Mahonia pinnata (Lag.) Fedde ssp. insularis (Munz) J.B. Roof
BEPII Berberis pinnata Lag. ssp. insularis Munz island barberry E
MACL Malacothamnus clementinus (Munz & I.M. Johnst.) Kearney San Clemente Island bush-mallow E
MAFA Malacothamnus fasciculatus (Nutt. ex Torr. & A. Gray) Greene
MAFAN Malacothamnus fasciculatus (Nutt. ex Torr. & A. Gray) Greene var. nesioticus (B.L. Rob.) Kearney Santa Cruz Island bush-mallow E
MAIN2 Malacothrix indecora Greene Santa Cruz Island malacothrix E
MASQ Malacothrix squalida Greene island malacothrix E
MAWA Manihot walkerae Croizat Walker's manioc E
MAMO3 Marshallia mohrii Beadle & F.E. Boynt. Mohr's Barbara button T
MAVI4 Marsilea villosa Kaulf. ihi`ihi E
MEAD Melicope adscendens (H. St. John & Hume) T.G. Hartley & B.C. Stone alani E
MEBA2 Melicope balloui (Rock) T.G. Hartley & B.C. Stone alani E
MEHA3 Melicope haupuensis (H. St. John) T.G. Hartley & B.C. Stone alani E
MEKN Melicope knudsenii (Hillebr.) T.G. Hartley & B.C. Stone alani E
MELY Melicope lydgatei (Hillebr.) T.G. Hartley & B.C. Stone alani E
MEMU4 Melicope mucronulata (H. St. John) T.G. Hartley & B.C. Stone alani E
MEMU5 Melicope munroi (H. St. John) T.G. Hartley & B.C. Stone alani E
MEOV Melicope ovalis (H. St. John) T.G. Hartley & B.C. Stone alani E
MEPA6 Melicope pallida (Hillebr.) T.G. Hartley & B.C. Stone alani E
MEQU3 Melicope quadrangularis (H. St. John & Hume) T.G. Hartley & B.C. Stone alani E
MERE3 Melicope reflexa (H. St. John) T.G. Hartley & B.C. Stone alani E
MESA4 Melicope saint-johnii (Hume) T.G. Hartley & B.C. Stone alani E
MEZA Melicope zahlbruckneri (Rock) T.G. Hartley & B.C. Stone alani E
MELE3 Mentzelia leucophylla Brandegee Ash Meadows blazingstar T
MIGLM Mimulus glabratus Kunth var. michiganensis (Pennell) Fassett Michigan monkey-flower E
MICU3 Minuartia cumberlandensis (B.E. Wofford & Kral) McNeill
ARCU5 Arenaria cumberlandensis B.E. Wofford & Kral Cumberland sandwort E
MIMA2 Mirabilis macfarlanei Constance & Rollins MacFarlane's four-o'clock T
MIMA6 Mitracarpus maxwelliae Britton & P. Wilson E
MIPO2 Mitracarpus polycladus Urb. E
MOLIV Monardella linoides A. Gray ssp. viminea (Greene) Abrams willowy monardella E
MOCO7 Monolopia congdonii (A. Gray) B.G. Baldw. San Joaquin wooly-threads E
MURA3 Munroidendron racemosum (Forbes) Sherff E
MYPA Myrcia paganii Krug & Urb. E
MYJU Myrsine juddii Hosaka kolea E
MYLI Myrsine linearifolia Hosaka kolea T
NAGA Nasturtium gambelii (S. Watson) O.E. Schulz
ROGA2 Rorippa gambelii (S. Watson) Rollins & Al-Shehbaz Gambel's watercress E
NAFO Navarretia fossalis Moran spreading navarretia T
NALEP Navarretia leucocephala Benth. ssp. pauciflora (H. Mason) Day
NAPA2 Navarretia pauciflora H. Mason few-flowered navarretia E
NALEP2 Navarretia leucocephala Benth. ssp. plieantha (H. Mason) Day many-flowered navarretia E
NECO2 Neostapfia colusana (Burtt Davy) Burtt Davy Colusa grass T
NEAN Neraudia angulata Cowan E
NEOV Neraudia ovata Gaudich. E
NESE2 Neraudia sericea Gaudich. E
NERO Nesogenes rotensis Fosberg & D.R. Herbst E
NIMO Nitrophila mohavensis Munz & Roos Amargosa niterwort E
NOFEC Noccaea fendleri (A. Gray) Holub ssp. californica (S. Watson) Al-Shehbaz & M. Koch
NOCA3 Noccaea californica (S. Watson) Kartesz, ined.
THCA3 Thlaspi californicum S. Watson Kneeland Prairie penny-cress E
NOBR Nolina brittoniana Nash Britton's beargrass E
NOBR2 Nothocestrum breviflorum A. Gray `aiea E
NOPE Nothocestrum peltatum Skottsb. `aiea E
NOHU Nototrichium humile Hillebr. kulu`i E
OCKI Ochrosia kilaueaensis H. St. John holei E
OECAE2 Oenothera californica (S. Watson) S. Watson ssp. eurekensis (Munz & Roos) W. Klein
OEAVE Oenothera avita (W. Klein) W. Klein ssp. eurekensis (Munz & Roos) W. Klein Eureka Valley evening-primrose E
OEDEH Oenothera deltoides Torr. & Frém. ssp. howellii (Munz) W. Klein Antioch Dunes evening-primrose E
OLHO Oligoneuron houghtonii (Torr. & A. Gray ex A. Gray) G.L. Nesom
SOHO Solidago houghtonii Torr. & A. Gray ex A. Gray Houghton's goldenrod T
OPBAT Opuntia basilaris Engelm. & Bigelow var. treleasei (J.M. Coult.) J.M. Coult. ex Toumey
OPTR3 Opuntia treleasei J.M. Coult. Bakersfield cactus E
ORCA Orcuttia californica Vasey California Orcutt grass E
ORIN Orcuttia inaequalis Hoover San Joaquin Orcutt grass T
ORPI Orcuttia pilosa Hoover hairy Orcutt grass E
ORTE Orcuttia tenuis Hitchc. slender Orcutt grass T
ORVI2 Orcuttia viscida (Hoover) J. Reeder Sacramento Orcutt grass E
OSMA Osmoxylon mariannense (Kaneh.) Fosberg & Sachet E
OTRH Ottoschulzia rhodoxylon (Urb.) Urb. palo de rosa E
OXCA2 Oxypolis canbyi (J.M. Coult. & Rose) Fernald Canby's dropwort E
OXPAG Oxytheca parishii Parry var. goodmaniana Ertter Cushenbury oxytheca E
OXCAC Oxytropis campestris (L.) DC. var. chartacea (Fassett) Barneby Fassett's locoweed T
PAFR6 Packera franciscana (Greene) W.A. Weber & Á. Löve
SEFR2 Senecio franciscanus Greene San Francisco Peaks groundsel T
PALA41 Packera layneae (Greene) W.A. Weber & Á. Löve
SELA4 Senecio layneae Greene Layne's butterweed T
PAFAC Panicum fauriei Hitchc. var. carteri (Hosaka) Davidse Carter's panicgrass E
PANI Panicum niihauense H. St. John lau `ehu E
PACH6 Paronychia chartacea Fernald papery whitlow-wort T
PEFU Pedicularis furbishiae S. Watson Furbish lousewort E
PEBR2 Pediocactus bradyi L.D. Benson Brady pincushion cactus E
PEDE17 Pediocactus despainii S.L. Welsh & Goodrich San Rafael cactus E
PEKN2 Pediocactus knowltonii L.D. Benson Knowlton cactus E
PEPE8 Pediocactus peeblesianus (Croizat) L.D. Benson
PEPEP2 Pediocactus peeblesianus (Croizat) L.D. Benson var. peeblesianus Peebles Navajo cactus E
PESI4 Pediocactus sileri (Engelm. ex J.M. Coult.) L.D. Benson Siler pincushion cactus T
PEWI2 Pediocactus winkleri K.D. Heil Winkler cactus T
PEHA12 Penstemon haydenii S. Watson blowout penstemon E
PEPE25 Penstemon penlandii W.A. Weber Penland beardtongue E
PEBE Pentachaeta bellidiflora Greene white-rayed pentachaeta E
PELY4 Pentachaeta lyonii A. Gray Lyon's pentachaeta E
PEWH2 Peperomia wheeleri Britton Wheeler's peperomia E
PESA6 Peucedanum sandwicense Hillebr. makou T
PHAR2 Phacelia argillacea N.D. Atwood clay phacelia E
PHFO2 Phacelia formosula Osterh. North Park phacelia E
PHINI4 Phacelia insularis Munz var. insularis island phacelia E
PHHI7 Phlox hirsuta E.E. Nelson Yreka phlox E
PHNIT Phlox nivalis Lodd. ex Sweet ssp. texensis Lundell Texas trailing phlox E
PHGLL2 Phyllostegia glabra (Gaudich.) Benth. var. lanaiensis Sherff E
PHHI5 Phyllostegia hirsuta Benth. E
PHKA6 Phyllostegia kaalaensis H. St. John E
PHKN Phyllostegia knudsenii Hillebr. E
PHMA12 Phyllostegia mannii Sherff E
PHMO7 Phyllostegia mollis Benth. E
PHPA14 Phyllostegia parviflora (Gaudich.) Benth. E
PHRA6 Phyllostegia racemosa Benth. kiponapona E
PHVE8 Phyllostegia velutina (Sherff) H. St. John E
PHWA Phyllostegia waimeae Wawra E
PHWA3 Phyllostegia warshaueri H. St. John E
PHWA2 Phyllostegia wawrana Sherff E
PHOB Physaria obcordata Rollins Dudley Bluffs twinpod T
PIPO4 Pilosocereus polygonus (Lam.) Byles & Rowley
PIRO5 Pilosocereus robinii (Lem.) Byles & Rowley Key tree cactus E
PIIO Pinguicula ionantha Godfrey Godfrey's butterwort T
PIYA Piperia yadonii R. Morgan & Ackerman Yadon's piperia E
PIRU3 Pityopsis ruthii (Small) Small Ruth's golden aster E
PLHI6 Plagiobothrys hirtus (Greene) I.M. Johnst. rough popcornflower E
PLST2 Plagiobothrys strictus (Greene) I.M. Johnst. Calistoga allocarya E
PLHA2 Plantago hawaiensis (A. Gray) Pilg. Kuahiwi laukahi E
PLPR Plantago princeps Cham. & Schltdl. Kuahiwi laukahi E
PLHO4 Platanthera holochila (Hillebr.) Kraenzlin E
PLLE2 Platanthera leucophaea (Nutt.) Lindl. eastern prairie fringed orchid T
PLPR4 Platanthera praeclara Sheviak & Bowles western prairie fringed orchid T
PLMA6 Pleodendron macranthum (Baill.) v. Tiegh. chupacallos E
PLHA4 Pleomele hawaiiensis O. Deg. & I. Deg. hala pepe E
POAT Poa atropurpurea Scribn. San Bernardino bluegrass E
POMA5 Poa mannii Munro ex Hillebr. Mann's bluegrass E
PONA Poa napensis Beetle Napa bluegrass E
POSA2 Poa sandvicensis (Reichart) Hitchc. Hawaiian bluegrass E
POSI Poa siphonoglossa Hack. E
POAB2 Pogogyne abramsii J.T. Howell San Diego mesa-mint E
PONU Pogogyne nudiuscula A. Gray Otay mesa-mint E
POLE8 Polygala lewtonii Small Lewton's polygala E
POSM3 Polygala smallii R.R. Sm. & Ward tiny polygala E
POBA5 Polygonella basiramia (Small) G.L. Nesom & V.M. Bates wireweed E
POMY2 Polygonella myriophylla (Small) Horton sandlace E
POHI14 Polygonum hickmanii H. Hinds & R. Morgan Scotts Valley polygonum E
POAL6 Polystichum aleuticum C. Chr. Aleutian shield fern E
POCA27 Polystichum calderonense Proctor E
POSC9 Portulaca sclerocarpa A. Gray po`e E
POCL Potamogeton clystocarpus Fernald Little Aguja pondweed E
POHI5 Potentilla hickmanii Eastw. Hickman's potentilla E
PRCUM Primula cusickiana (A. Gray) A. Gray var. maguirei (L.O. Williams) N.H. Holmgren & S. Kelso
PRMA7 Primula maguirei L.O. Williams Maguire primrose T
PRAF Pritchardia affinis Becc. lo`ulu E
PRAY Pritchardia aylmer-robinsonii H. St. John wahane E
PRREA Pritchardia remota Becc. ssp. aylmer-robinsonii (H. St. John) R.W. Read, ined.
PRKA Pritchardia kaalae Rock lo`ulu E
PRMU3 Pritchardia munroi Rock lo`ulu E
PRNA2 Pritchardia napaliensis H. St. John lo`ulu E
PRREN Pritchardia remota Becc. ssp. napaliensis (H. St. John) R.W. Read, ined.
PRRE Pritchardia remota Becc. lo`ulu E
PRSC Pritchardia schattaueri Hodel lo`ulu E
PRVI2 Pritchardia viscosa Rock lo`ulu E
PRGE Prunus geniculata Harper scrub plum E
PSBA Pseudobahia bahiifolia (Benth.) Rydb. Hartweg's golden sunburst E
PSPE Pseudobahia peirsonii Munz San Joaquin adobe sunburst T
PTKA Pteralyxia kauaiensis Caum kaulu E
PTLY Pteris lydgatei (Baker) Christ E
PTNO Ptilimnium nodosum (Rose) Mathias harperella E
PUSU2 Purshia ×subintegra (Kearney) Henrickson [pinkavae × stansburiana] Arizona cliff-rose E
QUHI Quercus hinckleyi C.H. Mull. Hinckley oak T
RAAE Ranunculus aestivalis (L.D. Benson) Van Buren & Harper
RAACA Ranunculus acriformis A. Gray var. aestivalis L.D. Benson autumn buttercup E
REKA Remya kauaiensis Hillebr. E
REMA2 Remya mauiensis Hillebr. Maui remya E
REMO Remya montgomeryi W.L. Wagner & D.R. Herbst E
RHINL Rhodiola integrifolia Raf. ssp. leedyi (Rosend. & J.W. Moore) Kartesz
SEINL Sedum integrifolium (Raf.) A. Nelson ssp. leedyi (Rosend. & J.W. Moore) R.T. Clausen Leedy's roseroot T
RHCH5 Rhododendron chapmanii A. Gray Chapman rhododendron E
RHMI11 Rhus michauxii Sarg. Michaux's sumac E
RHKN Rhynchospora knieskernii Carey Knieskern's beaked-rush T
RIEC Ribes echinellum (Coville) Rehder Miccosukee gooseberry T
SAFA5 Sagittaria fasciculata E.O. Beal bunched arrowhead E
SASE9 Sagittaria secundifolia Kral Kral's water-plantain T
SAMA9 Sanicula mariversa Nagata & Gon E
SAPU8 Sanicula purpurea H. St. John & Hosaka E
SAFRL2 Santalum freycinetianum Gaudich. var. lanaiense Rock Lanai sandalwood E
SAOR3 Sarracenia oreophila (Kearney) Wherry green pitcher-plant E
SARUA Sarracenia rubra Walter ssp. alabamensis (F.W. Case & R.B. Case) Schnell Alabama canebrake pitcher-plant E
SARUJ Sarracenia rubra Walter ssp. jonesii (Wherry) Wherry mountain sweet pitcher-plant E
SCCO7 Scaevola coriacea Nutt. dwarf naupaka E
SCAD Schiedea adamantis H. St. John Diamond Head schiedea E
SCAP Schiedea apokremnos H. St. John ma`oli`oli E
SCHA4 Schiedea haleakalensis O. Deg. & Sherff E
SCHE2 Schiedea helleri Sherff E
SCHO Schiedea hookeri A. Gray E
SCKA Schiedea kaalae Wawra E
SCKA4 Schiedea kauaiensis H. St. John E
SCKE Schiedea kealiae Caum & Hosaka ma`oli`oli E
SCLA16 Schiedea laui W.L. Wagner & Weller E
SCLY2 Schiedea lydgatei Hillebr. E
SCME2 Schiedea membranacea H. St. John E
SCNU3 Schiedea nuttallii Hook. E
SCSA4 Schiedea sarmentosa O. Deg. & Sherff E
SCSPL Schiedea spergulina A. Gray var. leiopoda Sherff E
SCSPS Schiedea spergulina A. Gray var. spergulina T
SCST3 Schiedea stellarioides H. Mann laulihilihi E
SCVE3 Schiedea verticillata F. Br. E
SCAR5 Schoenocrambe argillacea (S.L. Welsh & N.D. Atwood) Rollins clay reed-mustard T
SCBA80 Schoenocrambe barnebyi (S.L. Welsh & N.D. Atwood) Rollins Barneby reed-mustard E
SCAR2 Schoepfia arenaria Britton T
SCAM Schwalbea americana L. American chaffseed E
SCAN5 Scirpus ancistrochaetus Schuyler northeastern bulrush E
SCBRT Sclerocactus brevihamatus (Engelm.) D.R. Hunt ssp. tobuschii (W.T. Marshall) N.P. Taylor
ANTO3 Ancistrocactus tobuschii (W.T. Marshall) W.T. Marshall ex Backeb. Tobusch fishhook cactus E
SCBR12 Sclerocactus brevispinus K.D. Heil & J.M. Porter Pariette cactus T
SCGL3 Sclerocactus glaucus (J.A. Purpus ex K. Schum.) L.D. Benson Uinta Basin hookless cactus T
SCME4 Sclerocactus mesae-verdae (Boissev. & C. Davidson) L.D. Benson Mesa Verde cactus T
SCSI3 Sclerocactus sileri (L.D. Benson) K.D. Heil & J.M. Porter
SCWE Sclerocactus wetlandicus Hochstätter Uinta Basin hookless cactus T
SCWR Sclerocactus wrightiae L.D. Benson Wright fishhook cactus E
SCFL4 Scutellaria floridana Chapm. Florida skullcap T
SCMO6 Scutellaria montana Chapm. large-flowered skullcap T
SELE7 Sedella leiocarpa H. Sharsm.
PALE8 Parvisedum leiocarpum (H. Sharsm.) R.T. Clausen Lake County stonecrop E
SENE9 Serianthes nelsonii Merr. hayun iagu, tronkon guafi E
SETO3 Sesbania tomentosa Hook. & Arn. ohai E
SIFI Sibara filifolia (Greene) Greene Santa Cruz Island rockcress E
SIAL7 Sicyos albus (H. St. John) Telford `anunu E
SIKE Sidalcea keckii Wiggins Keck's checker-mallow E
SINE2 Sidalcea nelsoniana Piper Nelson's checker-mallow T
SIORC2 Sidalcea oregana (Nutt. ex Torr. & A. Gray) A. Gray ssp. oregana var. calva C.L. Hitchc. Wenatchee Mountains checkermallow E
SIORV Sidalcea oregana (Nutt. ex Torr. & A. Gray) A. Gray ssp. valida (Greene) C.L. Hitchc. Kenwood Marsh checker-mallow E
SIPE4 Sidalcea pedata A. Gray pedate checker-mallow E
SIAL4 Silene alexandri Hillebr. E
SIHA5 Silene hawaiiensis Sherff T
SILA7 Silene lanceolata A. Gray E
SIPE5 Silene perlmanii W.L. Wagner, D.R. Herbst & Sohmer E
SIPO Silene polypetala (Walter) Fernald & B.G. Schub. fringed campion E
SISP2 Silene spaldingii S. Watson Spalding's catchfly T
SIDI5 Sisyrinchium dichotomum E.P. Bicknell white irisette E
SOBAB Solanum bahamense L. var. bahamense
SODR2 Solanum drymophilum O.E. Schulz erubia E
SOIN Solanum incompletum Dunal Popolo ku mai E
SOSA4 Solanum sandwicense Hook. & Arn. `aiakeakua, popolo E
SOAL3 Solidago albopilosa E.L. Braun white-haired goldenrod T
SOSH Solidago shortii Torr. & A. Gray Short's goldenrod E
SOSP6 Solidago spithamaea M.A. Curtis Blue Ridge goldenrod T
SPHA2 Spermolepis hawaiiensis H. Wolff E
SPAL6 Spigelia alabamensis (K. Gould) K.G. Mathews & Weakley
SPGE4 Spigelia gentianoides Chapm. ex A. DC. gentian pinkroot E
SPGE Spigelia gentianoides Chapm. ex A. DC. gentian pinkroot E
SPVI2 Spiraea virginiana Britton Virginia spiraea T
SPDE6 Spiranthes delitescens Sheviak Canelo Hills ladies'-tresses E
SPDI6 Spiranthes diluvialis Sheviak Ute ladies'-tresses T
SPPA5 Spiranthes parksii Correll Navasota ladies'-tresses E
STMO Stahlia monosperma (Tul.) Urb. cobana negra T
STCA23 Stanfordia californica S. Watson
CACA21 Caulanthus californicus (S. Watson) Payson California jewelflower E
STAN3 Stenogyne angustifolia A. Gray E
STBI3 Stenogyne bifida Hillebr. E
STCA12 Stenogyne campanulata Weller & Sakai E
STKA3 Stenogyne kanehoana O. Deg. & Sherff E
STKA4 Stenogyne kauaulaensis K.R. Wood & H. Oppenh. E
STMA5 Stephanomeria malheurensis Gottlieb Malheur wire-lettuce E
STALA Streptanthus albidus Greene ssp. albidus Metcalf Canyon jewelflower E
STNI2 Streptanthus niger Greene Tiburon jewelflower E
STPLT Styrax platanifolius Engelm. ssp. texanus (Cory) P.W. Fritsch
STTE5 Styrax texanus Cory Texas snowbells E
STPO3 Styrax portoricensis Krug & Urb. palo de jazmin E
SUCA Suaeda californica S. Watson California seablite E
SWAL Swallenia alexandrae (Swallen) Söderst. & Decker Eureka Dune grass E
TACA5 Taraxacum californicum Munz & I.M. Johnst. California taraxacum E
TEES Tectaria estremeriana Proctor & A.M. Evans E
TELU2 Ternstroemia luquillensis Krug & Urb. palo colorado E
TESU Ternstroemia subsessilis (Britton) Kobuski E
TEAR3 Tetramolopium arenarium (A. Gray) Hillebr. E
TECA7 Tetramolopium capillare (Gaudich.) H. St. John pamakani E
TEFI2 Tetramolopium filiforme Sherff E
TELEL2 Tetramolopium lepidotum (Less.) Sherff ssp. lepidotum E
TERE3 Tetramolopium remyi (A. Gray) Hillebr. E
TERO Tetramolopium rockii Sherff T
TEHE4 Tetraneuris herbacea Greene
HYHE4 Hymenoxys herbacea (Greene) Cusick lakeside daisy T
TEGY Tetraplasandra gymnocarpa (Hillebr.) Sherff `ohe`ohe E
THCO5 Thalictrum cooleyi H.E. Ahles Cooley's meadowrue E
THHOS2 Thelypodium howellii S. Watson ssp. spectabilis (M. Peck) Al-Shehbaz
THHOS Thelypodium howellii S. Watson var. spectabilis M. Peck Howell's spectacular thelypody T
THST Thelypodium stenopetalum S. Watson slender-petaled mustard E
THIN3 Thelypteris inabonensis Proctor E
THPIA Thelypteris pilosa (M. Martens & Galeotti) Crawford var. alabamensis Crawford Alabama streak-sorus fern T
THVE2 Thelypteris verecunda Proctor E
THYA Thelypteris yaucoensis Proctor E
THTE8 Thymophylla tephroleuca (S.F. Blake) Strother ashy dogweed E
THCO9 Thysanocarpus conchuliferus Greene Santa Cruz Island fringepod E
TOTA Torreya taxifolia Arn. Florida torreya E
TOAP Townsendia aprica S.L. Welsh & Reveal Last Chance townsendia T
TRSI5 Trematolobelia singularis H. St. John E
TRTR8 Trichilia triacantha Urb. bariaco E
TRAUC Trichostema austromontanum F.H. Lewis ssp. compactum F.H. Lewis Hidden Lake bluecurls T
TRAM3 Trifolium amoenum Greene showy Indian clover E
TRST4 Trifolium stoloniferum Muhl. ex Eaton running buffalo clover E
TRTR Trifolium trichocalyx A. Heller Monterey clover E
TRPE7 Trillium persistens Duncan persistent trillium E
TRRE6 Trillium reliquum J.D. Freeman relict trillium E
TUGR Tuctoria greenei (Vasey) J. Reeder Greene's tuctoria E
TUMU Tuctoria mucronata (Crampton) J. Reeder Solano grass E
URKA Urera kaalae Wawra opuhe E
VECA9 Verbena californica Moldenke Red Hills vervain T
VEDI Verbesina dissita A. Gray big-leaved crownbeard T
VEPR Vernonia proctori Urbatsch E
VIME Vicia menziesii Spreng. Hawaiian vetch E
VIOW Vigna owahuensis Vogel E
VICHC Viola chamissoniana Gingins ssp. chamissoniana pamakani E
VIHE2 Viola helenae Forbes & Lydgate E
VIKAW Viola kauaensis A. Gray var. wahiawaensis Forbes Nani wai`ale`ale E
VILA17 Viola lanaiensis Becker E
VIOA Viola oahuensis Forbes E
WAAM Warea amplexifolia (Nutt.) Nutt. wide-leaf warea E
WACA Warea carteri Small Carter's mustard E
WIHO3 Wilkesia hobdyi H. St. John dwarf iliau E
XYCR Xylosma crenata (H. St. John) H. St. John E
XYTE Xyris tennesseensis Kral Tennessee yellow-eyed grass E
YEXA Yermo xanthocephalus Dorn desert yellowhead T
ZADIT Zanthoxylum dipetalum H. Mann var. tomentosum Rock A`e E
ZAHA Zanthoxylum hawaiiense Hillebr. A`e E
ZATH Zanthoxylum thomasianum (Krug & Urb.) Krug & Urb. ex P. Wilson St. Thomas prickly-ash E
ZITE Zizania texana Hitchc. Texas wild-rice E
ZICE Ziziphus celata W.S. Judd & D.W. Hall Florida ziziphus E
†CodeProtected Status
EEndangered
TThreatened
 

 

Time Generated: 08/22/2014 01:46 PM MDT