USING SCIENTIFIC NAMES
Two authorities joined with `ex' or `in' indicate circumstances of publication. In the caseof Avena barbata Pott ex Link, Link published a name earlier thought of

Scientific Names
Aegilops L. (Poaceae)
goatgrass
Aegilops squarrosa sensu auct.:—see Triticum tauschii (Coss.) Schmal.
syn. Aegilops tauschii Coss.
Aegilops tauschii Coss.:—see Triticum tauschii (Coss.) Schmal.
syn. Aegilops squarrosa sensu auct.
Aeschynomene L. (Fabaceae)

jointvetch

Aeschynomene americana L.

American jointvetch

Aeschynomene falcata (Poir.) DC.

Australian jointvetch

Agropyron Gaertn. (Poaceae)

crested wheatgrass

Agropyron cristatum (L.) Gaertn.

fairway crested wheatgrass

Agropyron dasystachyum (Hook.) Scribn.:

thickspike wheatgrasssee Elymus lanceolatus (Scribn. & J.G.
Smith) Gould

Agropyron desertorum (Fisch. ex Link)
Schult.

standard crested wheatgrass

Agropyron elongatum (Host) P. Beauv.
subsp. ruthenicum Beldie:

tall wheatgrass

see Thinopyrum ponticum (Podp.) Barkw. &D.R. Dewey
Agropyron fragile (Roth) Candargy

Siberian crested wheatgrass

Agropyron intermedium (Host) P. Beauv.:

intermediate wheatgrass

see Thinopyrum intermedium (Host) Barkw.
& D.R. Dewey
Agropyron junceum (L.) P. Beauv.:—

see Thinopyrum junceum (L.) A. Löve
Agropyron repens (L.) P. Beauv.:

quackgrasssee Elytrigia repens (L.) Nevski
Agropyron smithii Rydb.:

western wheatgrass

see Pascopyrum smithii (Rydb.) A. Löve
Agropyron spicatum Pursh:

bluebunch wheatgrass

see Pseudoroegneria spicata (Pursh) A.
Löve
Agropyron subsecundum (Link) Hitchc.:

bearded wheatgrasssee Elymus trachycaulus (Link) Gould ex
Skinners subsp. subsecundus (Link) Gould
Agropyron trachycaulum (Link) Malte ex

slender wheatgrass

H.F. Lewis:
see Elymus trachycaulus (Link) Gould ex
Skinners subsp. trachycaulus
Agropyron trichophorum (Link) Richter:pubescent wheatgrass

see Thinopyrum intermedium (Host) Barkw.
& D.R. Dewey subsp. barbulatum (Schur)
Barkw. & D.R. Dewey
Agrostis L. (Poaceae)

bentgrass

Agrostis alba L. sensu auct. (American):redtopsee Agrostis gigantea RothAgrostis canina L. subsp. canina

velvet bentgrass

Agrostis capillaris L.

colonial bentgrass, Rhode
Island bentgrass, browntop

syn. Agrostis tenuis Sibth.
Agrostis gigantea Rothredtopsyn. Agrostis alba L. sensu auct. (American)
Agrostis palustris Huds.:

creeping bentgrass

see Agrostis stolonifera L. var. palustris(Huds.) Farw.
Agrostis stolonifera L. var. palustris (Huds.) creeping bentgrass
Farw.
syn. Agrostis palustris Huds.
syn. Agrostis stolonifera L. var. stolonifera

Agrostis stolonifera L. var. stolonifera:

creeping bentgrass

see Agrostis stolonifera L. var. palustris(Huds.) Farw.
Agrostis tenuis Sibth.:colonial bentgrass, Rhode
Island bentgrass, browntop

see Agrostis capillaris L.
Alopecurus L. (Poaceae)

meadow foxtail

Alopecurus arundinaceus Poir.

creeping meadow foxtail,creeping foxtail

Alopecurus pratensis L.

meadow foxtail

Alysicarpus Desv. (Fabaceae)

alyceclover

Alysicarpus vaginalis (L.) DC.

alyceclover, one-leaf clover

Amaranthus L. (Amaranthaceae)

amaranth

Amaranthus cruentus L.

purple amaranth (grainamaranth)

Amaranthus hybridus L.

smooth pigweed (grainamaranth)

Amaranthus hypochondriacus L.

princess-feather (grainamaranth)

Ammophila Host (Poaceae)

beachgrass

Ammophila arenaria (L.) Link

European beachgrass,marramgrass

Ammophila breviligulata Fern.

American beachgrassAnanas Mill. (Bromeliaceae)

pineapple

Ananas comosus (L.) Merr.

pineapple

Andropogon L. (Poaceae)

beardgrass

Andropogon gayanus Kunth.

gamagrass

Andropogon gerardii Vitman var. gerardii

big bluestem

Andropogon gerardii Vitman var. paucipilus sand bluestem, turkeyfoot(Nash) Fern.
syn. Andropon hallii Hack.
Andropogon hallii Hack.:sand bluestem, turkeyfootsee Andropogon gerardii var. paucipilus(Nash) Fern.
Andropogon saccharoides Swartz:

silver beardgrass

see Bothriochloa saccharoides (Swartz)
Rydb.
Andropogon virginicus L.

broomsedge

Arachis L. (Fabaceae)

peanut, groundnut

Arachis glabrata Benth.

rhizoma peanut

Arachis hypogaea L.

peanutArachis hypogaea L. subsp. fastigiata
Waldron var. vulgaris Hartz

spanish-type peanut

Arachis hypogaea L. subsp. hypogaea var.
hypogaea

virginia-type peanutArrhenatherum P. Beauv. (Poaceae)

oatgrass

Arrhenatherum elatius (L.) K. Presltall oatgrass

Astragalus L. (Fabaceae)

milkvetch

Astragalus cicer L.

cicer milkvetch

Astragalus falcatus Lam.

sicklepod milkvetch, Russian
sickle milkvetch

Avena L. (Poaceae)oat

Avena barbata Pott ex Link

slender wild oat

Avena byzantina K. Koch:

common red oat (cultivated)

see Avena sativa L.
Avena fatua L.

wild oat

Avena nuda L.

naked oat (cultivated)

Avena sativa L.

common white oat, common
red oat (cultivated)syn. Avena byzantina K. Koch
Avena sterilis L.

animated oat (wild), wild redoat

Axonopus P. Beauv. (Poaceae)

carpetgrass

Axonopus affinis Chasecommon carpetgrass

Axonopus compressus (Swartz) P. Beauv.

tropical carpetgrass, cowgrass

Axonopus scoparius (Flügge) Hitchc.

imperialgrass

Beckmannia Host (Poaceae)

sloughgrass

Beckmannia syzigachne (Steud.) Fern.

American sloughgrass

Beta L. (Chenopodiaceae)

beet

Beta vulgaris L.

beet, sugarbeet, mangel

Bothriochloa O. Kuntze (Poaceae)

old world bluestem

Bothriochloa caucasica (Trin.) C.E. Hubb.

caucasian bluestem

Bothriochloa insculpta (A. Rich.) A. Camus sweet pittedgrass
Bothriochloa intermedia (R. Br.) A. Camus

plains bluestemm Australian
bluestem

Bothriochloa ischaemum (L.) Keng var.
ischaemum (Hack.) Celarier & Harlan

yellow bluestem, Turkestan
bluestem

Bothriochloa ischaemum (L.) Keng var.
songarica (Rupr. ex Fischer & C. Meyer)
Celarier & Harlan

yellow bluestem, King Ranchbluestem

Bothriochloa pertusa (L.) A. Camus

pitted bluestem

Bothriochloa saccharoides (Swartz) Rydb.

silver beardgrass

syn. Andropogon saccharoides Swartz
Bouteloua Lag. (Poaceae)

grama, gramagrass

Bouteloua curtipendula (Michx.) Torr. var.
caespitosa Gould & Kapadia—

Bouteloua curtipendula (Michx.) Torr. var.
curtipendulaside-oats grama, side-oats
gramagrassBouteloua eriopoda (Torr.) Torr.

black gramagrass, blackgrama

Bouteloua gracilis (Kunth) Lag. ex Steud.

blue gramagrass, blue grama

Bouteloua rigidiseta (Steud.) Hitchc.

Texas gramagrass, Texas
grama

Bouteloua trifida Thurb.

red gramagrass, red grama

Brachiaria (Trin.) Griseb. (Poaceae)

signalgrass

Brachiaria arrecta (Th. Dur. & Schinz)
Stent.

tannergrass

Brachiaria brizantha (Hochst. ex Rich.)Stapfpalisadegrass

Brachiaria decumbens Stapfsignalgrass

Brachiaria dictyoneura Stapf—

Brachiaria humidicola (Rendle) Schweickt.

creeping signalgrass

Brachiaria mutica (Forssk.) Stapf

paragrass

Brachiaria ramosa (L.) Stapf in Prain

browntop millet

Brachiaria ruziziensis R. Germ. & C. Evrard Congo signalgrass, ruzigrass
Brassica L. (Brassicaceae)

cole

Brassica napus L.

canola, rape, oilseed rape

Bromus L. (Poaceae)

brome, bromegrass

Bromus biebersteinii Roem. & Schult.

meadow bromegrass,

Bieberstein brome
Bromus catharticus Vahl.

rescuegrass

syn. Bromus unioloides (Willd.) Kunth
Bromus inermis Leyss.

smooth bromegrass

Bromus marginatus Nees ex Steud.

mountain bromegrass

Bromus mollis L.

soft chess

Bromus unioloides (Willd.) Kunth:rescuegrass

see Bromus catharticus Vahl.
Buchloe Engelm. (Poaceae)

buffalograss

Buchloë dactyloides (Nutt.) Engelm.

buffalograss

Cajanus DC. (Fabaceae)

pigeonpea

Cajanus cajan (L.) Millsp.

pigeonpea

Calamagrostis Adans. (Poaceae)

reedgrassCalamagrostis canadensis (Michx.) P.
Beauv.

perennial bluejoint reedgrass

Calamovilfa Hack. (Poaceae)

sandreedCalamovilfa longifolia (Hook.) Scribn.

prairie sandreed

Calopogonium Desv. (Fabaceae)— (tropical)

Calopogonium mucunoides Desv.

calopo, frisolilla

Cannabis L. (Cannabaceae)

hempCannabis sativa L.

hemp, marijuana

Carex L. (Cyperaceae)

sedge

Carex kobomugi Ohwi

Japanese sedge

Carthamus L. (Asteraceae)

safflower

Carthamus tinctorius L.

safflower

Cenchrus L. (Poaceae)—

Cenchrus ciliaris L.

buffelgrass

Cenchrus setigerus Vahl

birdwoodgrass

Centrosema (DC.) Benth. (Fabaceae)— (tropical legume)Centrosema pascuorum Mart. ex Benth.

—

Centrosema pubescens Benth.

centroChloris Swartz (Poaceae)

fingergrass, windmillgrass

Chloris cucullata Bisch.

hooded windmillgrass

Chloris gayana Kunth.

rhodesgrass

Chloris verticillata Nutt.

tumble windmillgrass

Cicer L. (Fabaceae)

chickpea

Cicer arietinum L.

chickpea, garbanzo bean,
Bengal gram, yellow gram

Coffea L. (Rubiaceae)

coffeeCoffea arabica L.

common coffee

Colocasia Fabr. (Araceae)

elephants-ears

Colocasia esculenta (L.) Schotttaro

Coronilla L. (Fabaceae)

crownvetch

Coronilla varia L.

crownvetch

Cortaderia Stapf (Poaceae)

pampasgrass

Cortaderia selloana (Schult. & Schult. f.)
Asch. & Graebn.

pampasgrass

Crambe L. (Brassicaceae)

crambeCrambe abyssinica Hochst. ex R.E. Fries

crambeCrambe hispanica L.

crambeCritesion Rafin. (Poaceae)—

Critesion jubatum (L.) Nevski

foxtail barley

syn. Hordeum jubatum L.
Critesion pusillum (Nutt.) A. Löve

little barley

syn. Hordeum pusillum Nutt.
Crotalaria L. (Fabaceae)

rattlebox

Crotalaria spectabilis Rothshowy crotalaria

Cyamopsis DC. (Fabaceae)guarCyamopsis tetragonoloba (L.) Taub.

guar

Cynodon Rich. (Poaceae)

bermudagrass, couchgrass

Cynodon aethiopicus Clayton & Harlan

giant stargrass

Cynodon dactylon (L.) Pers.

bermudagrass

Cynodon dactylon ´ C. transvaalensis (L.)
Pers.

hybrid bermudagrass (hybrid
bermudagrass)

Cynodon incompletus subsp. hirsutus (Stent) Bradley bermudagrassde Wet & Harlan
Cynodon nlemfuënsis Vanderyst

stargrass

Cynodon transvaalensis Burtt-Davy

African bermudagrass,
Transvaal dogtooth grass

Cynosurus L. (Poaceae)

dogtail, dogtail grass

Cynosurus cristatus L.

crested dogtail grass

Dactylis L. (Poaceae)

orchardgrass

Dactylis glomerata L.

orchardgrass, cocksfootDeschampsia P. Beauv. (Poaceae)

hairgrass

Deschampsia beringensis Hult

Bering hairgrass

Deschampsia caespitosa (L.) P. Beauv.

tufted hairgrass

Desmanthus Willd. (Fabaceae)

bundleflower

Desmanthus illinoensis (Michx.) MacMill.,
B. Robins. & Fern.

Illinois bundleflower, prairie
mimosa, prickleweedDesmodium Desv. (Fabaceae)

tickclover

Desmodium heterocarpon (L.) DC.

carpon desmodium

Desmodium incanum DC.

creeping beggarweed,
kaimiclover

Desmodium intortum (Miller) Urban

greenleaf desmodium,
beggarlice

Desmodium uncinatum (Jacq.) DC.

silverleaf desmodium,
Spanish tickclover

Dichanthium Willem. (Poaceae)

old world bluestem

Dichanthium annulatum (Forssk.) Stapf

Diaz bluestem

Dichanthium caricosum (L.) A. Camus—

Dichondra J.R. Forst. & G. Forst.
(Convolvulaceae)

dichondra

Dichondra micrantha Urb.

dichondra

Digitaria Haller (Poaceae)

digitgrass

Digitaria california (Benth.) Henr.

Arizona cottontop

Digitaria decumbens Stent:

digitgrass

see Digitaria eriantha Steudel subsp. pentzii(Stent) Kok
Digitaria didactyla Willd.

bluecouchgrass,sarangongrass

Digitaria eriantha Steudel subsp. eriantha—

Digitaria eriantha Steudel subsp. pentzii(Stent) Kok

digitgrass, woolly
fingergrass, pangolagrass

syn. Digitaria decumbens Stent
syn. Digitaria penztii Stent
Digitaria pentzii Stent:

digitgrass

see Digitaria eriantha Steudel subsp. pentzii(Stent) Kok
Digitaria sanguinalis (L.) Scop.

crabgrass

Echinochloa Kunth (Poaceae)—

Echinochloa crus-galli (L.) P. Beauv. var.
frumentacea (Roxb.) R.W. Wight

Japanese millet

Echinochloa polystachya (Kunth) Hitchc.

alemangrass

Eleusine Gaertn. (Poaceae)

finger millet

Eleusine coracana (L.) Gaertn.

finger millet

Elymus L. (Poaceae)

wildrye, wheatgrass

Elymus angustus Trin.:

Altai wildrye

see Leymus angustus (Trin.) Pilger
Elymus canadensis L.

Canada wildrye

Elymus cinereus Scribn. & Merr.:

Great Basin wildrye, basin
wildryesee Leymus cinereus (Scribn. & Merr.) A.
Löve

Elymus glaucus Buckl. subsp. glaucus

blue wildrye

Elymus glaucus Buckl. subsp. virescens(Piper) A. Löve—

syn. Elymus virescens Piper
Elymus junceus Fisch.:Russian wildrye

see Psathyrostachys juncea (Fisch.) Nevski
Elymus lanceolatus (Scribn. & J.G. Smith)
Gould

thickspike wheatgrass

syn. Agropyron dasystachya (Hook.) Scribn.
Elymus repens (L.) Gould:

quackgrasssee Elytrigia repens (L.) Nevski
Elymus smithii (Rydb.) Gould:

western wheatgrass

see Pascopyrum smithii (Rydb.) A. Löve
Elymus trachycaulus (Link) Gould ex
Skinners subsp. subsecundus (Link) Gould

bearded wheatgrass

syn. Agropyron subsecundum (Link) A.S.
Hitchc.
Elymus trachycaulus (Link) Gould ex
Skinners subsp. trachycaulus

slender wheatgrass

syn. Agropyron trachycaulum (Link) Malteex H.F. Lewis
Elymus triticoides Buckl.:
see Leymus triticoides (Buckl.) Pilger

beardless wildryeElymus triticoides Buckl. subsp. multiflorus —Gould:
see Leymus ´ multiflorus (Gould) Barkw. in
Barkworth & Atkins
Elymus virescens Piper—

Elymus glaucus Buckl. subsp. virescens(Piper) A. Löve
Elytrigia Desvaux (Poaceae)

quackgrass

Elytrigia intermedia (Host) Nevski:

intermediate wheatgrass

see Thinopyrum intermedium (Host) Barkw.
& D.R. Dewey
Elytrigia pontica (Podp.) Holub:

tall wheatgrass

see Thinopyrum ponticum (Podp.) Barkw. &D.R. Dewey
Elytrigia repens (L.) Nevski

quackgrass

syn. Agropyron repens (L.) P. Beauv.
syn. Elymus repens (L.) Gould
Elytrigia smithii (Rydb.) Nevski:

western wheatgrass

see Pascopyrum smithii (Rydb.) A. Löve
Elytrigia spicata (Pursh) D.R. Dewey:

bluebunch wheatgrass

see Pseudoroegneria spicata (Pursh) A.
Löve
Elytrigia trichophora (Link) Nevski:

pubescent wheatgrasssee Thinopyrum intermedium (Host) Barkw.
& D.R. Dewey subsp. barbulatum (Schur)
Barkw. & D.R. Dewey
Eragrostis P. Beauv. (Poaceae)

lovegrass

Eragrostis curvula (Schrad.) Nees var.
conferta Nees

boer lovegrass

Eragrostis curvula (Schrad.) Nees var.
curvula Nees

weeping lovegrass

Eragrostis intermedia Hitchc.

plains lovegrass

Eragrostis lehmanniana Nees

Lehmann lovegrass

Eragrostis superba Peyr.

Wilman lovegrass

Eragrostis trichodes (Nutt.) Woodsand lovegrass

Eremochloa Büse (Poaceae)

centipedegrass

Eremochloa ophiuroides (Munro) Hack.

centipedegrass, Chinese
lawngrass

Eriochloa Kunth (Poaceae)

cupgrass

Eriochloa polystachya Kunth

caribgrass

Erodium L'Hér. (Geraniaceae)

filaree

Erodium botrys (Cav.) Bertol.

broadleaf filaree

Fagopyrum Gaertn. (Polygonaceae)

buckwheat

Fagopyrum esculentum Moench

common buckwheat

Festuca L. (Poaceae)

fescue, fescuegrass

Festuca arundinacea Schreb.

tall fescue

Festuca elatior L.

meadow fescue, English
bluegrass

syn. Festuca pratensis Huds.
Festuca gigantea (L.) Vill.

giant fescue

Festuca idahoensis Elmer

bluebunch fescue, Idaho
fescueFestuca longiflora Thuill.

hard fescue

Festuca ovina L. subsp. glauca (Lam.)
W.D.J. Kochblue fescue

Festuca ovina L. subsp. vulgaris

sheep fescue

Festuca pratensis Huds.:

meadow fescue, English
bluegrasssee Festuca elatior L.
Festuca rubra L.

red fescue

Festuca rubra L. subsp. commutata Gaud.

Chewing's fescue

Festuca rubra L. subsp. rubra Smithstrong creeping red fescue

Festuca tenuifolia Sibth.

hair fescue, slender fescue

Glycine subg. Glycine Willd. (Fabaceae)

soybeanGlycine canescens F.J. Herm.

— (related sp., Australian)

Glycine clandestina Wendl.

— (related sp., Australian)Glycine falcata Benth.

— (related sp., Australian)

Glycine latrobeana (Meissn.) Benth.

— (related sp., Australian)

Glycine tabacina (Labill.) Benth.

— (related sp., Asian–Pacific)

Glycine tomentella Hayata— (related sp., Asian–Pacific)

Glycine subg. soja Willd. (Fabaceae)

soybeanGlycine max (L.) Merr.

soybean, soya bean, soya
(cultivated)syn. Soja max (L.) Piper
Glycine soja (L.) Siebold & Zucc.

wild soybean (related sp.,
Asian)

Gossypium L. (Malvaceae)

cottonGossypium anomalum Wawr. & Peyr.

African cotton (related sp.; B
Genome)Gossypium arboreum L.

wild diploid tree cotton(related sp., Asiatic group; A
Genome)Gossypium barbadense L.

Egyptian cotton, American
pima cotton, long-staple
cotton, Sea Island cotton(cultivated sp.; AD Genome)

Gossypium bickii Prokh.

— (related sp.; G Genome)

Gossypium darwinii Watt

— (related sp.; AD Genome)

Gossypium davidsonii Kellogg— (related sp., American group;
D Genome)

Gossypium harknessii Brandg.

— (related sp., American group;
D Genome)

Gossypium herbaceum L.

— (related sp., Asiatic group; A
Genome)Gossypium hirsutum L.

upland cotton, short-staple
cotton (cultivated sp.; AD
Genome)Gossypium klotzschianum Anderss.

— (related sp., American group;
D Genome)

Gossypium lanceolatum Tod.

— (related sp.; AD Genome)

Gossypium longicalyx Hutch. & Lee— (related sp.; F Genome)

Gossypium mustelinum Miers ex Watt

— (related sp.; AD Genome)

Gossypium raimondii Ulbr.

— (related sp., American group;
D Genome)

Gossypium robinsonii F. Muell.

— (related sp.; C Genome)

Gossypium somalense (Gurke) Hutch.

— (related sp.; E Genome)

Gossypium stocksii Mast. in Hook.

— (related sp.; E Genome)

Gossypium thurberi Tod.

— (related sp., American group;
D Genome)

Gossypium tomentosum Nutt. ex Seem.

Hawaiian cotton (related sp.;
AD Genome)

Helianthus L. (Asteraceae)

sunflower

Helianthus annuus L.

sunflower

Helianthus tuberosus L.

Jerusalem artichoke

Hemarthria R. Br. (Poaceae)—

Hemarthria altissima (Poir.) Stapf & C.E.
Hubb.

limpograss

Hibiscus L. (Malvaceae)

mallow

Hibiscus cannabinus L.

kenaf, Indianhemp

Hilaria Kunth (Poaceae)—

Hilaria belangeri (Steud.) Nashcurly mesquite

Hilaria mutica (Buckl.) Benth.

tobosa grass

Holcus L. (Poaceae)

velvetgrass

Holcus lanatus L.

common velvetgrass,Yorkshire fog

Hordeum L. (Poaceae)

barleyHordeum bulbosum L.

bulbous barley

Hordeum distichon L.

2-rowed barley

syn. Hordeum vulgare L.
Hordeum jubatum L.:

foxtail barley

see Critesion jubatum (L.) Nevski
Hordeum pusillum Nutt.:see Critesion pusillum (Nutt.) A. Löve

little barley

Hordeum spontaneum K. Kochwild barley

Hordeum vulgare L

6-rowed barley, hull-lessbarleyHumulus L. (Cannabaceae)hop

Humulus lupulus L.

hop

Hyparrhenia Anderss. ex Fourn. (Poaceae)—

Hyparrhenia rufa (Nees) Stapf

jaraguagrass

Imperata Cyr. (Poaceae)—

Imperata cylindrica (L.) Räusch.

cogongrass

Indigofera L. (Fabaceae)

indigoIndigofera hirsuta L.

hairy indigo

Kummerowia Schindler (Fabaceae)

bush clover, lespedeza

Kummerowia stipulacea (Maxim.) Makino

Korean lespedeza, Korean
bush cloversyn. Lespedeza stipulacea Maxim.
Kummerowia striata (Thunb. ex Murr.)
Schindler

common lespedezasyn. Lespedeza striata (Thunb. ex Murr.)
Hook. & Arn.
Lablab Adans. (Fabaceae)

lablabLablab purpureus (L.) Sweet

lablabbean, hyacinthbean

Lens Mill. (Fabaceae)

lentilLens culinaris Medik.

lentilLeptochloa P. Beauv. (Poaceae)

sprangletop

Leptochloa dubia (Kunth) Nees

green sprangletop

Lespedeza Michx. (Fabaceae)

bush clover, lespedeza

Lespedeza cuneata (Dum.-Cours.) G. Don

sericea lespedeza

Lespedeza stipulacea Maxim.:

Korean lespedeza

see Kummerowia stipulacea (Maxim.)
MakinoLespedeza striata (Thunb. ex Murr.) Hook.
& Arn.:

common lespedeza

see Kummerowia striata (Thunb.) Schindler
Leymus Hochstetter (Poaceae)

wildrye

Leymus ´ multiflorus (Gould) Barkw. in
Barkworth & Atkins
syn. Elymus triticoides Buckl. subsp.
multiflorus Gould
Leymus angustus (Trin.) Pilger

Altai wildrye

syn. Elymus angustus Trin.
Leymus cinereus (Scribn. & Merr.) A. Löve
syn. Elymus cinereus Scribn. & Merr.

Great Basin wildrye, basin
wildryeLeymus condensatus (K. Presl) A. Löve

giant wildrye

Leymus triticoides (Buckl.) Pilger

beardless wildrye

syn. Elymus triticoides Buckl.
Limnanthes R. Br. (Limnanthaceae)

meadowfoam

Limnanthes alba Hartweg ex Benth.

meadowfoam

Linum L. (Linaceae)

flax

Linum usitatissimum L.

flax

Lolium L. (Poaceae)

ryegrass

Lolium multiflorum Lam.

Italian ryegrass, annual
ryegrass

Lolium perenne L.

perennial ryegrass, English
ryegrass

Lotononis (DC.) Ecklon & C. Zeyher(Fabaceae)—

Lotononis bainesii Baker

lotononis (tropical)

Lotus L. (Fabaceae)

trefoil

Lotus corniculatus L.

birdsfoot trefoil, broadleaf
trefoil

Lotus pedunculatus Cav.

—

Lotus pedunculatus sensu auct.:

big trefoil

see Lotus uliginosus Schkuhr.

Lotus tenuis Waldst. & Kit. ex Willd.

narrowleaf trefoil, slender
trefoil

Lotus uliginosus Schkuhr.

big trefoil

syn. Lotus pedunculatus sensu auct.
Lupinus L. (Fabaceae)

lupine, lupin

Lupinus albus L.

white lupine, Egyptian lupine

Lupinus angustifolius L.

blue lupine, European blue
lupineLupinus cosentinii Guss.

sandplain lupine

Lupinus luteus L.

yellow lupine

Lupinus micranthus Guss.

—

Lupinus mutabilis Sweet

pearl lupine, tarwi, tarhui

Lupinus pilosus L.

blue lupine, greater blue
lupineLycopersicon Mill. (Solanaceae)

tomatoLycopersicon cheesmanii Riley

tomato (wild sp.)

Lycopersicon chilense Dun.

tomato (wild sp.)

Lycopersicon esculentum f. pyriforme (Dun.) pear tomato (cultivated)
C.H. Muller
Lycopersicon esculentum Mill.

tomato (cultivated)

Lycopersicon esculmentum var. cerasiforme cherry tomato (cultivated)

(Dun.) A. Gray
Lycopersicon hirsutum Humb. & Bonpl.

tomato (wild sp.)

Lycopersicon peruvianum (L.) Mill.

tomato (wild sp.)

Lycopersicon pimpinellifolium (L.) Mill.

currant tomato (wild sp.)

Macroptilium (Benth.) Urb. (Fabaceae)

siratroMacroptilium atropurpureum (Mocino &Sesse ex DC.) Urb.

siratro, purplebeansyn. Phaseolus atropurpureus Mocino &Sesse ex DC.
Manihot Mill. (Euphorbiaceae)

cassava

Manihot esculenta Crantz

cassava

Medicago L. (Fabaceae)

alfalfa, medic, burclover, burr
medic, lucerne

Medicago arabica (L.) Huds.

spotted burr medic, spottedburclover, spotted medic

Medicago constricta Durieu

globe medic

Medicago falcata L. var. falcata:yellow-flowered alfalfa,
sickle alfalfa, yellow lucerne,sickle medicsee Medicago sativa L. subsp. falcata (L.)
Arcang.

Medicago falcata L. var. glandulosa David.: glanded alfalfa
see Medicago sativa L. subsp. falcata (L.)
Arcang. var. viscosa (Reichb.) Posp.

Medicago glandulosa David.:

glanded alfalfa

see Medicago sativa L. subsp. falcata (L.)
Arcang. var. viscosa (Reichb.) Posp.
Medicago intertexta (L.) Mill.

calvary medic

Medicago italica (Mill.) Fiori

disc medic

syn. Medicago tornata (L.) Mill.
Medicago laciniata (L.) Mill.

cut-leaf medic

Medicago littoralis Rohde ex Loisel.

strand medic

Medicago lupulina L.

black medic, hopclover

Medicago media Pers.:

variegated alfalfa

see Medicago sativa L. nothosubsp. varia(Martyn) Arcang.
Medicago minima (L.) Bartal.

little burclover, woody burr
medic

Medicago murex Willd.

diploid alfalfa

Medicago orbicularis (L.) Bartal.

button medic, buttonclover,buttonclover medic

Medicago polymorpha L.

burr medic, burclover,
toothed burclover, toothed
medic

Medicago praecox DC.

small-leaf burr medic

Medicago prostrata Jacq.

wild alfalfa

Medicago rigidula (L.) All.

Tifton burr medic, Tifton
burclover

Medicago rotata Boiss.

wheel medic

Medicago rugosa Desr.

gamma medic

Medicago sativa L. nothosubsp. varia
variegated alfalfa(Martyn) Arcang. (= M. sativa subsp. sativa ´
M. sativa subsp. glomerata)
syn. Medicago media Pers.
Medicago sativa L. subsp. caerulea (Less. ex alfalfa, lucerne (diploid)
Ledeb.) Schmalh.
Medicago sativa L. subsp. falcata (L.)
Arcang.

yellow-flowered alfalfa,
sickle alfalfa, yellow lucerne,sickle medic

syn. Medicago falcata L.
Medicago sativa L. subsp. falcata (L.)
Arcang. var. viscosa (Reichb.) Posp.

glanded alfalfa

syn. Medicago falcata L. var. glandulosa
David.
syn. Medicago glandulosa David.
Medicago sativa L. subsp. sativa var. sativa

purple-flowered alfalfa

Medicago scutellata (L.) Mill.

snail medic

Medicago tornata (L.) Mill.:

disc medicsee Medicago italica (Mill.) Fiori
Medicago truncatula Gaertn.

barrel medic, barrelcloverMelilotus Mill. (Fabaceae)

sweetclover, melilot

Melilotus alba Medik.

white-flowered sweetclover,white melilot, hubam

Melilotus indica (L.) All.

sourclover, annual yellow
sweetclover, senji, Indian
sweetclover

Melilotus officinalis Lam.

yellow-flowered sweetclover

Melinis P. Beauv. (Poaceae)—

Melinis minutiflora P. Beauv.

molassesgrass

Mentha L. (Lamiaceae)

mint

Mentha ´ piperita L.:

peppermint

see Mentha aquatica ´ M. spicata
Mentha spicata L.

spearmint

Miscanthus Anderss. (Poaceae)—

Miscanthus sacchariflorus (Marim.) Hack.

eulaliagrass, amur silvergrass

Mucuna Adans. (Fabaceae)—

Mucuna deeringiana (Bort.) Merr.:

velvetbean

see Mucuna pruriens (L.) DC. var. utilis(Wallich ex Wight) Baker ex Burck
Mucuna pruriens (L.) DC. var. utilis(Wallich ex Wight) Baker ex Burcksyn. Mucuna deeringiana (Bort.) Merr.

velvetbean

Muhlenbergia Schreb. (Poaceae)

muhly

Muhlenbergia montana (Nutt.) Hitchc.

mountain muhly

Muhlenbergia porteri Schribn.

bush muhly

Muhlenbergia wrightii Vasey

spike muhly

Neonotonia Lackey (Fabaceae)—

Neonotonia wightii (Wight & Arn.) Lackey

perennial soybean

Nicotiana L. (Solanaceae)

tobaccoNicotiana debneyi Domin— (wild sp.)

Nicotiana glutinosa L.

— (wild sp.)

Nicotiana langsdorfii Weinm.

— (wild sp.)

Nicotiana longiflora Cav.

— (wild sp.)

Nicotiana otophora Gries.

— (wild sp.)

Nicotiana plumbaginifolia Viv.

— (wild sp.)

Nicotiana repanda Willd. ex Lehm.

— (wild sp.)

Nicotiana rustica L.

aztec tobacco (cultivated)

Nicotiana sylvestris Speg. & Comes— (related sp.)

Nicotiana tabacum L.

common tobacco (cultivated)

Nicotiana tomentosa Ruiz & Pavon:— (related sp.)see Nicotiana tomentosiformis Goodsp.

Nicotiana tomentosiformis Goodsp.

— (related sp.)syn. Nicotiana tomentosa Ruiz & Pavon
Onobrychis Mill. (Fabaceae)

sainfoin

Onobrychis viciifolia Scop.

sainfoin

Opuntia Mill. (Cactaceae)

cactusOpuntia fiscus-indica L.

pricklypear cactus

Oryza L. (Poaceae)rice

Oryza sativa L.

rice

Oryzopis Michx. (Poaceae)—

Oryzopsis hymenoides (Roem. & Schult.)
RickerIndian ricegrass

Oxytropis DC. (Fabaceae)

pointvetch, locoweed,
crazyweed

Oxytropis riparia Litv.

Ruby Valley pointvetch

Panicum L. (Poaceae)

panicum

Panicum antidotale Retz.

blue panicum

Panicum coloratum L.

kleingrass

Panicum maximum Jacq.

guineagrass

Panicum maximum Jacq. var. trichoglume

green panicgrass

Panicum miliaceum L.

broomcorn millet

Panicum obtusum Kunth

vine mesquitegrass

Panicum repens L.

torpedograss

Panicum texanum Buckl.

Texas millet

Panicum virgatum L.

switchgrass

Parthenium L. (Asteraceae)

guayuleParthenium argentatum A. GrayguayulePascopyrum Love (Poaceae)

wheatgrass

Pascopyrum smithii (Rydb.) A. Löve

western wheatgrass

syn. Agropyron smithii Rydb.
syn. Elymus smithii (Rydb.) Gould
syn. Elytrigia smithii (Rydb.) Nevski
Paspalum L. (Poaceae)

dallisgrass

Paspalum dilatatum Poir.

dallisgrass

Paspalum distichum L.

knotgrass

Paspalum nicorae Parodi

brunswickgrass

Paspalum notatum Flugge

bahiagrass

Paspalum plicatulum Michx.

brownseed paspalum,
plicatulumgrass

Paspalum urvillei Steud.

vaseygrass

Paspalum vaginatum Swartz

seashore paspalumPennisetum L. Rich. (Poaceae)

pearl millet

Pennisetum alopecuroides (L.) Spreng.

fountaingrass

Pennisetum americanum (L.) Leeke

pearl millet

Pennisetum americanum subsp. monodii(Maire) Brunken

wild pearl millet

Pennisetum clandestinum Hochst. ex Chiov. kikuyugrass
Pennisetum flaccidum Griseb.

flaccidgrass

Pennisetum orientale Rich—

Pennisetum purpureum Schumach.

elephantgrass, napiergrass

Pennisetum schweinfurthii Pilger

annual pennisetum

Pennisetum squamulatum Fresen

millet (wild relative of pearl
millet)Phalaris L. (Poaceae)

canarygrass

Phalaris aquatica L.

bulbous canarygrass

Phalaris arundinacea L.

reed canarygrass

Phalaris canariensis L.

annual canarygrass

Phalaris tuberosa L.

hardinggrass

Phaseolus L. (Fabaceae)

beanPhaseolus atropurpureus Mocino & Sesse
ex DC.:

siratro, purplebeansee Macroptilium atropurpureum (Mocino &Sesse ex DC.) Urb.
Phaseolus lunatus L.

lima bean

Phaseolus vulgaris L.

common bean, dry bean,
edible bean, navy bean, pinto
beanPhleum L. (Poaceae)

timothy

Phleum pratense L.

timothy

Pisum L. (Fabaceae)

pea

Pisum sativum L. subsp. sativum

pea

Pisum sativum L. subsp. sativum var.
arvense (L.) Poir.

field pea, Austrian winterfield pea

Poa L. (Poaceae)

bluegrass

Poa annua L.

annual bluegrass

Poa annua subsp. annua (L.) Timmannual bluegrass

Poa annua var. reptans (Hausskn.) Timm

creeping annual bluegrass

Poa arachnifera Torr.

Texas bluegrass

Poa bulbosa L.

bulbous bluegrass

Poa compressa L.

Canada bluegrass

Poa nemoralis L.

wood bluegrass, wood
meadowgrassPoa pratensis L.

Kentucky bluegrass,roughstalk meadowgrass

Poa trivialis L.

rough bluegrass

Psathyrostachys Nevski (Poaceae)

wildryePsathyrostachys juncea (Fisch.) Nevski

Russian wildrye

syn. Elymus junceus Fisher
Pseudoroegneria (Nevski) A. Löve (Poaceae) wheatgrass
Pseudoroegneria spicata (Pursh) A. Löve

bluebunch wheatgrass

syn. Elytrigia spicata (Pursh) D.R. Dewey
syn. Agropyron spicatum Pursh
Psophocarpus Neck. ex DC. (Fabaceae)

winged bean

Psophocarpus tetragonolobus (L.) DC.

winged bean

Puccinellia Parl. (Poaceae)

alkaligrass, reflexed salt
marshgrass

Puccinellia airoides (Nutt.) Wats. & Coult.

nuttall alkaligrass

Puccinellia distans (L.) Parl.

weeping alkaligrass

Puccinellia lemmonii (Vasey) Scribn.

lemmon alkaligrass

Pueraria DC. (Fabaceae)

kudzu

Pueraria lobata (Willd.) Ohwi:

kudzu

see Pueraria montana (Lour.) Merr. var.
lobata (Willd.) Maesen & S. ALmeida

Pueraria montana (Lour.) Merr. var. lobata(Willd.) Maesen & S. ALmeida:kudzu

see Pueraria montana (Lour.) Merr. var.
lobata (Willd.) Maesen & S. ALmeidasyn. Pueraria lobata (Willd.) Ohwi
Pueraria phaseoloides (Roxb.) Benth.

tropical kudzu

Ricinus L. (Euphorbiaceae)

castorbean

Ricinus communis L.

castorbean, castor

Saccharum L. (Poaceae)

sugarcane

Saccharum barberi Jeswiet

sugarcane

Saccharum edule Hassk.

sugarcane

Saccharum officinarum L.

sugarcane

Saccharum spontaneum L.

sugarcane

Schizachyrium Nees (Poaceae)

little bluestem

Schizachyrium scoparium (Michx.) Nashlittle bluestem

Secale L. (Poaceae)ryeSecale cereale L.

rye, cereal rye

Secale montanum Guss.

perennial rye

Setaria P. Beauv. (Poaceae)

bristlegrass

Setaria anceps Stapf ex Massey

setariagrass

Setaria geniculata (Lam.) P. Beauv.

knotroot bristlegrass

Setaria italica (L.) P. Beauv.

foxtail millet

Setaria leucopila (Scribn. & Merr.) K.
Schumiplains bristlegrass

Soja Moench: see GLYCINE L.

soybean

Soja max (L.) Piper:

soybeansee Glycine max (L.) Merr.
Solanum L. (Solanaceae)

potatoSolanum ajanhuiri Juz. & Buk.

potato (cultivated diploid)

Solanum demissum Lindl.

potato (cultivated hexaploid)

Solanum gomocalyx Juz. & Buk.

potato (cultivated diploid)

Solanum morelliforme Bitt. & Muench

potato (cultivated diploid)

Solanum phureji Juz & Buk.

potato (cultivated diploid)

Solanum polyadenium Greenm.

potato (cultivated diploid)

Solanum stenotomum Juz & Buk.

potato (cultivated diploid)

Solanum tuberosum L.

white potato, Irish potato(cultivated tetraploid)

Solanum verrucosum Schlechtend.

potato (cultivated diploid)

Sorghastrum Nash (Poaceae)

indiangrass

Sorghastrum nutans (L.) Nash

Indiangrass

Sorghum Moench (Poaceae)

sorghum

Sorghum ´ drummondii (Steudel) Millsp. &Chase (= S. bicolor ´ S. arundinaceum):sudangrasssee Sorghum bicolor (L.) Moench
Sorghum bicolor (L.) Moench

grain sorghum, feterita, milomaize, sweet sorghum

Sorghum bicolor (L.) Moench

sudangrass

syn. Sorghum sudanense (Piper) Stapf
syn. Sorghum ´ drummondii (Steudel)
Millsp. & Chase (= S. bicolor ´ S.
arundinaceum)
Sorghum sudanense (Piper) Stapf:

sudangrasssee Sorghum bicolor (L.) Moench
Sorghum vulgare technicum Pers.

broomcorn

Sorghum vulgare var. technicum (Koern.)Jav.

broomcorn

Spartina Schreb. (Poaceae)

cordgrass

Spartina pectinata Link

prairie cordgrass

Sporobolus R. Br. (Poaceae)

dropseed

Sporobolus airoides (Torr.) Torr.

alkali sacaton

Sporobolus cryptandrus (Torr.) A. Graysand dropseed grass

Sporobolus heterolepis (A. Gray) A. Gray

prairie dropseed grassSporobolus wrightii Munro ex Schribn.

big sacaton

Stenotaphrum Trin. (Poaceae)

st. Augustinegrass

Stenotaphrum secundatum (Walt.) O. Kuntze St. Augustinegrass
Stenotaphrum secundatum subsp.
variegatum A.S. Hitchc.

striped St. Augustinegrass

Stipa L. (Poaceae)

needlegrass

Stipa comata Trin. & Rupr.

needle & thread grass

Stipa leucotricha Trin. & Rupr.

Texas needlegrass

Stipa viridula Trin.

green needlegrass

Stylosanthes Swartz (Fabaceae)

stylo (tropical)

Stylosanthes capitata Vog.

— (tropical)

Stylosanthes guianensis (Aubl.) Swartz

stylo (tropical)

Stylosanthes hamata (L.) Taub.

Caribbean stylo (tropical)

Stylosanthes humilis Kunth

Townsville stylo (tropical)

Stylosanthes scabra Vog.

shrubby stylo (tropical)

Tagetes L. (Asteraceae)

marigold

Tagetes erecta L.

big marigold

Thinopyrum A. Löve (Poaceae)

wheatgrass

Thinopyrum intermedium (Host) Barkw. &D.R. Dewey subsp. barbulatum (Schur)pubescent wheatgrass

Barkw. & D.R. Dewey
syn. Agropyron trichophorum (Link) Richtersyn. Elytrigia trichophora (Link) Nevski
Thinopyrum intermedium (Host) Barkw. &D.R. Dewey subsp. intermedium

intermediate wheatgrass

syn. Agropyron intermedium (Host) P.
Beauv.
syn. Elytrigia intermedia (Host) Nevski
Thinopyrum junceum (L.) A. Löve—

syn. Agropyron junceum (L.) P. Beauv.
Thinopyrum ponticum (Podp.) Barkw. &D.R. Dewey

tall wheatgrass

syn. Agropyron elongatum (Host) P. Beauv.
subsp. ruthenicum Beldiesyn. Elytrigia pontica (Podp.) Holub
Tricholaena Schrad. ex Schult. & Schult. f.
(Poaceae)—

Tricholaena rosae Nees

natalgrass

Trifolium L. (Fabaceae)

clover

Trifolium alexandrinum L.

berseem clover

Trifolium ambiguum Bieb.

kura clover

Trifolium arvense L.

rabbit's-foot clover,rabbit-foot cloverTrifolium campestre Schreb.

large hop clover

Trifolium dubium L.

small hop clover

Trifolium fragiferum L.

strawberry clover

Trifolium hybridum L.

alsike clover

Trifolium incarnatum L.

crimson clover

Trifolium medium L.

zigzag clover

Trifolium pratense L.

red clover

Trifolium repens L.

white clover

Trifolium subterraneum L.

subterranean clover

Trifolium vesiculosum Savi

arrowleaf clover

Tripsacum L. (Poaceae)

gamagrass

Tripsacum dactyloides (L.) L.

eastern gamagrass

Tripsacum dactyloides (L.) L. forma
prolificum Dayton & Dewald

eastern gamagrass´ Triticosecale (Poaceae)

triticale´ Triticosecale Wittmack

triticale

Triticum L. (Poaceae)

wheat

Triticum aestivum L. emend. Thell.

shot wheat (sphaerococcum
group)

Triticum aestivum L. emend. Thell.

club wheat (compactum group)

Triticum aestivum L. emend. Thell.

— (vavilovii group)

Triticum aestivum L. emend. Thell.

spelt (spelta group)

Triticum aestivum L. emend. Thell.

common wheat (aestivum
group)

Triticum monococcum L.

einkorn (diploid sp.)

Triticum tauschii (Coss.) Schmal.

—syn. Aegilops squarrosa sensu auct.
syn. Aegilops tauschii Coss.
Triticum timopheevii (Zhuk.) Zhuk. var.
timopheevii—

Triticum timopheevii (Zhuk.) Zhuk. var.
zhukovskii (Men. & Er.) Morris & Sears—

Triticum turgidum L.

emmer (dicoccon group)

Triticum turgidum L.

—

Triticum turgidum L.

poulard wheat (turgidumgroup)

Triticum turgidum L.

Persian wheat (carthlicum
group)

Triticum turgidum L.
Triticum turgidum L.

durum wheat (durum group)
polish wheat (polonicum
group)

Uniola L. (Poaceae)

sea oatUniola paniculata L.

sea oatVicia L. (Fabaceae)

vetch

Vicia benghalensis L.

purple vetch

Vicia faba L.

broad bean, fava bean,
favabean, field bean, horsebean, faba bean, fababean

Vicia grandiflora Scop.

big-flower vetch

Vicia sativa L.

common vetch

Vicia villosa Rothhairy vetch

Vigna Savi (Fabaceae)

cowpeaVigna adenantha (G.F. Meyer) Marechal,
Mascherpa & Stainier— (tropical legume)

Vigna parkeri Bak.

— (tropical legume)

Vigna radiata (L.) Wilcz.

mung bean, green gram

Vigna unguiculata (L.) Walp.

cowpea, black-eyed pea

Zea L. (Poaceae)

maize, corn

Zea diploperennis Iltis, Doebley, & Guzman diploperennial teosinte
Zea mays L.

maize, corn, popcorn, sweetcorn

Zea mays subsp. mexicana (Schrader) Iltis

teosinte

Zea perennis (Hitchc.) Reeves & Mangelsd. perennial teosinte

Zizania L. (Poaceae)

wildrice

Zizania aquatica L.

annual wildrice

Zizania palustris L.

cultivated wildrice

Zoysia Willd. (Poaceae)

zoysiagrass

Zoysia ´ zoysia:

Hybrid zoysiagrass

see Zoysia japonica Steud. ´ Z. tenuifolia
Willd.
Zoysia japonica Steud.

Japanese zoysiagrass, Korean
lawngrassZoysia matrella (L.) Merr.

Manilagrass, siglapgrass

Zoysia sinica—

Zoysia tenuifolia Willd. ex Trin.

mascarenegrass, Koreanvelvetgrass