California Native Plant Link Exchange
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Criteria:   Family = 'Poaceae'
969  records include photos for these plants # number of sources
Scientific Name Common Name Lifeform #
Achnatherum Xbloomeri Perennial grass  
Achnatherum aridum Mormon needle grass Perennial grass  
Achnatherum brachychaetum Argentine needlegrass Perennial grass  
Achnatherum caudatum Chilean ricegrass Perennial grass  
Achnatherum coronatum Giant needlegrass Perennial grass 7
Achnatherum diegoense San diego county needle grass Perennial grass  
Achnatherum eminens Southwestern needlegrass Perennial grass  
Achnatherum hymenoides Indian rice grass Perennial grass 8
Achnatherum latiglume Sierra needlegrass Perennial grass  
Achnatherum latiglumis Sierra needlegrass Perennial grass  
Achnatherum lemmonii Lemmon's stipa Perennial grass 1
Achnatherum lemmonii ssp. lemmonii Lemmon's needlegrass Perennial grass  
Achnatherum lemmonii ssp. pubescens Pubescent needle grass Perennial grass  
Achnatherum lemmonii var. pubescens Pubescent needlegrass Perennial grass  
Achnatherum lettermanii Letterman stipa Perennial grass 1
Achnatherum nelsonii Columbia needlegrass Perennial grass 1
Achnatherum nelsonii ssp. dorei Mountain needlegrass Perennial grass 1
Achnatherum nelsonii ssp. nelsonii Columbia needlegrass Perennial grass  
Achnatherum nevadense Sierra needlegrass Perennial grass  
Achnatherum occidentale Western needlegrass Perennial grass 1
Achnatherum occidentale ssp. californicum California needlegrass Perennial grass  
Achnatherum occidentale ssp. occidentale Western needlegrass Perennial grass  
Achnatherum occidentale ssp. pubescens Elmer's needlegrass Perennial grass  
Achnatherum parishii Parish's needlegrass Perennial grass  
Achnatherum pinetorum Pinewoods needlegrass Perennial grass  
Achnatherum scribneri Scribner needlegrass Perennial grass  
Achnatherum speciosum Desert needlegrass Perennial grass 8
Achnatherum stillmanii Stillman's stipa Perennial grass 1
Achnatherum thurberianum Thurber stipa Perennial grass  
Achnatherum webberi Webber's needlegrass Perennial grass  
Acrachne racemosa Goosegrass Annual grass  
Aegilops bicornis Goatgrass Annual grass  
Aegilops comosa Goatgrass Annual grass  
Aegilops crassa Persian goatgrass Annual grass  
Aegilops cylindrica ! Jointed goatgrass Annual grass  
Aegilops geniculata Ovate goatgrass Annual grass  
Aegilops longissima Goatgrass Annual grass  
Aegilops neglecta Three-awned goat grass Annual grass  
Aegilops ovata Goatgrass Annual grass  
Aegilops searsii Sears' goatgrass Annual grass  
Aegilops triuncialis ! Goatgrass Annual grass  
Aegilops umbellulata Goatgrass Annual grass  
Aegilops ventricosa Goatgrass Annual grass  
Aegopogon cenchroides Relaxgrass Annual grass  
Agropyron cristatum Crested wheatgrass Perennial grass 5
Agropyron cristatum ssp. pectinatum Crested wheatgrass Perennial grass 3
Agropyron desertorum Desert crested wheatgrass Perennial grass 3
Agropyron fragile Crested wheatgrass Perennial grass 3
Agropyron fragile ssp. sibiricum Siberian wheatgrass Perennial grass 2
Agrostis avenacea ! Pacific bentgrass Perennial grass  
Agrostis blasdalei Blasdale's bent grass Perennial grass (rhizomatous) 1
Agrostis capillaris Colonial bentgrass Perennial grass 2
Agrostis castellana Bentgrass Perennial grass  
Agrostis densiflora California bent grass Perennial grass  
Agrostis elliottiana Elliott's bentgrass Annual grass  
Agrostis exarata Bentgrass Perennial grass 5
Agrostis exarata var. monolepis Spike bentgrass Perennial grass 5
Agrostis gigantea Creeping bentgras Perennial grass 4
Agrostis hallii Hall's bent grass Perennial grass 2
Agrostis hendersonii Henderson's bent grass Annual grass  
Agrostis hooveri Hoover's bent grass Perennial grass  
Agrostis humilis Mountain bent grass Perennial grass  
Agrostis hyemalis Winter bentgrass Annual grass 4
Agrostis idahoensis Colonial bentgrass Perennial grass 3
Agrostis lacuna-vernalis Vernal pool bent grass Annual grass  
Agrostis microphylla Little leaf bentgrass Annual grass  
Agrostis oregonensis Oregon bentgrass Perennial grass  
Agrostis pallens Diego bent grass Perennial grass 15
Agrostis pauzhetica Thermal bent Annual grass  
Agrostis perennans Upland bentgrass Perennial grass  
Agrostis scabra Rough bentgrass Perennial grass 4
Agrostis scabra var. geminata Rough bentgrass Perennial grass 4
Agrostis semiverticillata Beardless rabbitsfoot grass Perennial grass  
Agrostis stolonifera ! Redtop Perennial grass 1
Agrostis tandilensis Kennedy's bentgrass Annual grass  
Agrostis thurberiana Thurber's bentgrass Perennial grass  
Agrostis variabilis Mountain bentgrass Perennial grass  
Agrostis viridis Bentgrass Perennial grass  
Aira caryophyllea Silvery hairgrass Annual grass  
Aira caryophyllea var. cupaniana Silvery hairgrass Annual grass  
Aira cupaniana Silvery hairgrass Annual grass  
Aira elegans Elegant hair grass Annual grass  
Aira elegantissima Elegant european hairgrass Annual grass  
Aira praecox Yellow hairgrass Annual grass  
Alopecurus aequalis Sonoma alopecurus Perennial grass  
Alopecurus aequalis var. aequalis Shortawn foxtail Perennial grass  
Alopecurus aequalis var. sonomensis Sonoma alopecurus Perennial grass  
Alopecurus carolinianus Carolina foxtail Annual grass  
Alopecurus geniculatus Marsh foxtail Perennial grass  
Alopecurus myosuroides Slender meadow foxtail Annual grass  
Alopecurus pratensis ! Meadow foxtail Perennial grass 6
Alopecurus saccatus Foxtail Annual grass  
Ammophila arenaria ! European beachgrass Perennial grass 1
Ammophila breviligulata American beach grass Perennial grass  
Ampelodesmos mauritanicus Common ampelodesmos Perennial grass 2
Amphibromus neesii Australian wallaby grass Perennial grass  
Amphibromus nervosus Common swamp wallaby grass Perennial grass  
Andropogon glomeratus Bushy bluestem Perennial grass 2
Andropogon glomeratus var. pumilus Bushy bluestem Perennial grass  
Andropogon glomeratus var. scabriglumis Beardgrass Perennial grass  
Andropogon gyrans Elliott's bluestem Perennial grass  
Andropogon hallii Sand bluestem Perennial grass  
Andropogon virginicus Broomsedge bluestem Perennial grass  
Andropogon virginicus var. virginicus Broomsedge bluestem Perennial grass  
Anthoxanthum aristatum Annual vernal grass Annual grass  
Anthoxanthum aristatum ssp. aristatum Annual vernal grass Annual grass  
Anthoxanthum nitens Vanilla grass Perennial grass (rhizomatous) 9
Anthoxanthum nitens ssp. nitens Vanilla grass Perennial grass (rhizomatous) 9
Anthoxanthum occidentale California sweet grass Perennial grass 7
Anthoxanthum odoratum ! Sweet vernal grass Annual, Perennial grass 3
Apera interrupta Dense silky bent Annual grass  
Apera spica-venti Loose silky bent Annual grass  
Aristida adscensionis Three awn Annual grass 4
Aristida californica California threeawn Perennial grass  
Aristida californica var. californica California three aw Perennial grass  
Aristida californica var. glabrata Santa rita threeawn Perennial grass  
Aristida dichotoma Churchmouse threeawn Annual grass  
Aristida divaricata Poverty three awn Perennial grass  
Aristida longespica var. geniculata Slimspike threeawn Perennial grass  
Aristida oligantha Oldfield three awn Annual grass  
Aristida orcuttiana Orcutt's threeawn Perennial grass  
Aristida purpurea Purple three awn Perennial grass 18
Aristida purpurea var. fendleriana Fendler three awn Perennial grass  
Aristida purpurea var. longiseta Red three awn Perennial grass 2
Aristida purpurea var. nealleyi Reverchon three awn Perennial grass  
Aristida purpurea var. parishii Parish three awn Perennial grass  
Aristida purpurea var. purpurea Purple three awn Perennial grass 2
Aristida purpurea var. wrightii Wright three awn Perennial grass  
Aristida ternipes Spidergrass Perennial grass 2
Aristida ternipes var. gentilis Spidergrass Perennial grass 2
Arrhenatherum elatius Tall oatgrass Perennial grass 2
Arrhenatherum elatius ssp. bulbosum Bulbous oatgrass Perennial grass 2
Arundo donax ! Giant reed Perennial grass 3
Avena barbata ! Slim oat Annual grass  
Avena fatua ! Wildoats Annual grass 2
Avena occidentalis Western wild oats Annual grass  
Avena sativa Wild oat Annual, Perennial grass 7
Avena sterilis Sterile oats Annual grass  
Avena strigosa Lopsided oats Annual grass  
Axonopus affinis Axonopus Perennial grass  
Bambusa multiplex Hedge bamboo Annual grass 3
Bambusa oldhamii Annual grass 5
Beckmannia syzigachne American sloughgrass Annual grass 5
Blepharidachne kingii King's eyelash grass Perennial grass 1
Bothriochloa barbinodis Beard grass Perennial grass 6
Bothriochloa bladhii Caucasian bluestem Perennial grass  
Bothriochloa exaristata Awnless beardgrass Perennial grass  
Bothriochloa ischaemum Yellow bluestem Perennial grass 1
Bothriochloa ischaemum var. songarica Eurasian bluestem Perennial grass 1
Bothriochloa laguroides Silver beardgrass Perennial grass 1
Bothriochloa laguroides ssp. torreyana Silver beardgrass Perennial grass  
Bothriochloa pertusa Pitted beardgrass Perennial grass  
Bothriochloa saccharoides Silver bluestem Perennial grass  
Bouteloua aristidoides Needle grama Annual grass 2
Bouteloua aristidoides var. aristidoides Needle grama Annual grass  
Bouteloua barbata Sixweeks grama Annual grass  
Bouteloua barbata var. barbata Six weeks grama Annual grass  
Bouteloua curtipendula Side oats grama Perennial grass 16
Bouteloua curtipendula var. caespitosa Side oats grama Perennial grass  
Bouteloua eriopoda Black grama Perennial grass  
Bouteloua gracilis Blue grama Perennial grass 35
Bouteloua repens Slender grama Annual grass  
Bouteloua trifida Red grama Perennial grass  
Brachypodium distachyon ! Purple false brome Annual, Perennial grass  
Brachypodium phoenicoides Perennial false brome Perennial grass  
Brachypodium pinnatum Pinnate false brome Perennial grass  
Brachypodium sylvaticum ! Slender false brome Perennial grass 1
Briza maxima ! Rattlesnake grass Annual grass 3
Briza media Perennial quakinggrass Annual grass 6
Briza minor Little rattlesnake grass Annual grass  
Bromus alopecuros Weedy brome Annual grass  
Bromus alopecurus Weedy brome Annual grass  
Bromus anomalus Nodding brome Perennial grass 1
Bromus arenarius Australian chess Annual grass  
Bromus arizonicus Arizona brome Annual grass 1
Bromus arvensis Soft brome Annual grass  
Bromus berteroanus Chilean chess Annual grass  
Bromus briziformis Rattlesnake brome Annual grass  
Bromus carinatus California bromegrass Perennial grass 19
Bromus carinatus var. carinatus California brome Perennial grass 19
Bromus carinatus var. marginatus Mountain brome Perennial grass 6
Bromus carinatus var. maritimus Seaside brome Perennial grass 1
Bromus caroli-henrici Weedy brome Annual grass  
Bromus catharticus Rescue grass Annual, Perennial grass  
Bromus catharticus var. catharticus Rescue grass Annual, Perennial grass  
Bromus catharticus var. elatus Chilean brome Annual, Perennial grass  
Bromus ciliatus Fringed bromegrass Perennial grass 2
Bromus ciliatus var. ciliatus Fringed brome Perennial grass  
Bromus commutatus Hairy chess, meadow brome Annual grass  
Bromus diandrus ! Ripgut brome Annual grass  
Bromus erectus Erect brome Annual grass  
Bromus frondosus Weeping brome Perennial grass  
Bromus grandis Tall brome Perennial grass  
Bromus hallii Hall's brome Perennial grass  
Bromus hordeaceus ! Soft chess Annual grass 4
Bromus hordeaceus ssp. hordeaceus Soft brome Annual grass 1
Bromus inermis Smooth brome Perennial grass 3
Bromus inermis ssp. inermis Smooth brome Perennial grass  
Bromus inermis ssp. pumpellianus Pumpelly's brome Perennial grass  
Bromus japonicus ! Hairy chess Annual grass  
Bromus laevipes Narrow flowered brome Perennial grass 4
Bromus madritensis Foxtail chess, foxtail brome Annual grass  
Bromus madritensis ssp. madritensis Foxtail chess Annual grass  
Bromus madritensis ssp. rubens ! Foxtail brome Annual grass 2
Bromus marginatus Mountain brome Perennial grass 6
Bromus maritimus Maritime brome Perennial grass 1
Bromus orcuttianus Orcutt's brome grass Annual grass 1
Bromus polyanthus Great basin brome, colorado brome Perennial grass  
Bromus porteri Nodding brome Perennial grass 1
Bromus pseudolaevipes Southern chinook brome Perennial grass  
Bromus racemosus Smooth brome Annual grass  
Bromus richardsonii Fringed brome Perennial grass  
Bromus rubens ! Red brome Annual grass 2
Bromus secalinus Rye brome Annual grass  
Bromus sitchensis Sitka brome Perennial grass 2
Bromus sitchensis var. carinatus California brome Perennial grass 19
Bromus sitchensis var. marginatus Mountain brome Perennial grass 6
Bromus sitchensis var. maritimus Maritime brome Perennial grass 1
Bromus sitchensis var. polyanthus Great basin brome, colorado brome Perennial grass  
Bromus sitchensis var. sitchensis Sitka brome, alaska brome Perennial grass  
Bromus squarrosus Corn brome Perennial grass  
Bromus squarrosus var. squarrosus Corn brome Perennial grass  
Bromus stamineus Roadside brome Annual, Perennial grass  
Bromus sterilis Sterile brome Annual grass  
Bromus suksdorfii Suksdorf's bromegrass Perennial grass 1
Bromus tectorum ! Downy chess Annual grass  
Bromus trinii Chilian chess Annual grass  
Bromus vulgaris Common brome Annual grass 1
Calamagrostis bolanderi Bolander's reedgrass Perennial grass (rhizomatous) 1
Calamagrostis breweri Short hair reedgrass Perennial grass 1
Calamagrostis canadensis Canada reedgrass Perennial grass 5
Calamagrostis canadensis var. canadensis Bluejoint Perennial grass  
Calamagrostis canadensis var. langsdorffii Bluejoint Perennial grass (rhizomatous)  
Calamagrostis canadensis var. langsdorfii Canada reedgrass Perennial grass  
Calamagrostis crassiglumis Thurber's reed grass Perennial grass (rhizomatous) 1
Calamagrostis foliosa Leafy reed grass Perennial grass 20
Calamagrostis koelerioides Fire reedgrass Perennial grass  
Calamagrostis lactea Pale reedgrass Perennial grass  
Calamagrostis muiriana Perennial grass  
Calamagrostis nutkaensis Reedgrass Perennial grass 22
Calamagrostis ophitidis Serpentine reed grass Perennial grass 1
Calamagrostis purpurascens Purple reedgrass Perennial grass  
Calamagrostis rubescens Pinegrass Perennial grass 1
Calamagrostis sesquiflora One and a half flower reedgrass Perennial grass  
Calamagrostis stricta Narrow hairgrass Perennial grass (rhizomatous) 2
Calamagrostis stricta ssp. inexpansa Thurber's reed grass Perennial grass (rhizomatous) 1
Calamagrostis stricta ssp. stricta Slimstem reedgrass Perennial grass (rhizomatous)  
Catabrosa aquatica water whorlgrass Perennial herb  
Cenchrus biflorus Indian sandbur Annual grass  
Cenchrus ciliaris Buffelgrass Perennial grass 1
Cenchrus echinatus ! Southern sandbur Annual grass  
Cenchrus incertus Coast sandbur Annual grass  
Cenchrus longispinus ! Mat sandbur Annual grass  
Cenchrus spinifex Coastal sandbur Annual grass  
Chloris distichophylla Weeping fingergrass Perennial grass  
Chloris elata Tall windmill grass Perennial grass  
Chloris gayana Rhodes grass Perennial grass  
Chloris truncata Truncate finger grass Perennial grass  
Chloris verticillata Tumble finger grass Perennial grass  
Chloris virgata Feather finger grass Annual grass 1
Cinna bolanderi Bolander's woodreed Perennial grass  
Cinna latifolia Drooping wood reed Perennial grass  
Coix lacryma-jobi Job's tears Perennial grass 2
Cortaderia jubata ! Andean pampas grass Perennial grass  
Cortaderia rudiuscula Perennial grass  
Cortaderia selloana ! Pampas grass Perennial grass 11
Crypsis alopecuroides Foxtail prickle grass Annual grass  
Crypsis schoenoides Swamp grass Annual grass  
Crypsis vaginiflora African prickle grass Annual grass  
Cutandia memphitica Memphisgrass Annual grass  
Cymbopogon citratus Lemon grass Annual grass 4
Cynodon barberi Perennial grass  
Cynodon dactylon ! Bermuda grass Perennial grass 4
Cynodon dactylon var. aridus Perennial grass  
Cynodon plectostachyus Star grass Perennial grass  
Cynodon transvaalensis African bermuda grass Perennial grass  
Cynosurus cristatus Crested dogtail grass Perennial grass  
Cynosurus echinatus ! Dogtail grass Annual grass  
Dactylis glomerata ! Orchardgrass Perennial grass 6
Dactyloctenium aegyptium Crows foot grass Annual, Perennial grass  
Danthonia californica California oatgrass Perennial grass 21
Danthonia californica var. americana American oatgrass Perennial grass 21
Danthonia californica var. californica California oatgrass Perennial grass 21
Danthonia decumbens Mountain heath grass Perennial grass  
Danthonia intermedia Timber oatgrass Perennial grass 2
Danthonia intermedia ssp. intermedia Intermediate oat grass Perennial grass  
Danthonia unispicata One spiked oatgrass Perennial grass  
Dasyochloa pulchella Low woollygrass Perennial grass  
Deschampsia atropurpurea Mountain hair grass Perennial grass 1
Deschampsia cespitosa Tufted hair grass Perennial grass 48
Deschampsia cespitosa ssp. beringensis Tufted hair grass Perennial grass  
Deschampsia cespitosa ssp. cespitosa Tufted hairgrass Perennial grass 23
Deschampsia cespitosa ssp. holciformis Coastal tufted hair grass Perennial grass 8
Deschampsia danthonioides Annual hairgrass Annual grass  
Deschampsia elongata Hairgrass Perennial grass 17
Deschampsia flexuosa Wavy hairgrass Perennial grass  
Desmazeria rigida Hard bluegrass Annual grass  
Dichanthelium lanuginosum var. thermale Geysers dichanthelium Perennial grass  
Digitaria bicornis Asian crabgrass Annual grass  
Digitaria californica Arizona cottontop Perennial grass 2
Digitaria californica var. californica Arizona cottontop Perennial grass  
Digitaria ciliaris Southern crabgrass Annual grass  
Digitaria ciliaris var. ciliaris Southern crab grass Annual grass  
Digitaria eriantha Digitgrass Perennial grass  
Digitaria ischaemum Smooth crabgrass Annual grass  
Digitaria sanguinalis Crabgrass Annual grass  
Dinebra retroflexa Viper grass  
Dinebra retroflexa var. retroflexa Viper grass  
Dissanthelium californicum California dissanthelium Annual grass 1
Distichlis littoralis Shore grass Perennial grass 1
Distichlis spicata Salt grass Perennial grass 25
Echinochloa colona Jungle rice Annual grass  
Echinochloa crus-galli Barnyard grass Annual grass  
Echinochloa crus-galli ssp. spiralis Barnyardgrass Annual grass  
Echinochloa crus-galli var. frumentacea Billion-dollar grass Annual grass 1
Echinochloa crus-pavonis Gulf cockspur grass Annual grass  
Echinochloa crus-pavonis var. crus-pavonis Gulf cockspur grass Annual grass  
Echinochloa crus-pavonis var. macera Gulf cockspur grass Annual grass  
Echinochloa esculenta Japanese millet Annual grass 1
Echinochloa frumentacea Billion dollar grass Annual grass 1
Echinochloa muricata Rough barnyard grass Annual grass  
Echinochloa muricata var. microstachya Rough barnyardgrass Annual grass  
Echinochloa oryzicola Rice barnyardgrass Annual grass  
Echinochloa oryzoides Rice field barnyard grass Annual grass  
Ehrharta calycina ! Perennial veldt grass Perennial grass  
Ehrharta erecta ! Upright veldt grass Perennial grass  
Ehrharta longiflora ! Longflowered veldtgrass Annual grass  
Eleusine coracana African finger millet Annual grass  
Eleusine coracana ssp. africana African finger millet Annual grass  
Eleusine indica Goose grass Annual grass  
Eleusine tristachya Three spiked goosegrass Annual grass  
Elymus Xgouldii Many flowered wild rye Perennial grass  
Elymus Xhansenii Perennial grass  
Elymus Xsaundersii Perennial grass  
Elymus Xvancouverensis Vancouver wild rye Perennial grass  
Elymus arizonicus Arizona ryegrass Perennial grass  
Elymus californicus California bottle grass Perennial grass 5
Elymus canadensis Canada wild rye Perennial grass 5
Elymus caninus Bearded wheatgrass Perennial grass  
Elymus caput-medusae ! Medusa head Annual grass  
Elymus cinereus Great basin wild rye Perennial grass 8
Elymus condensatus Giant wild rye Perennial grass 31
Elymus elymoides Squirrel tail grass Perennial grass 14
Elymus elymoides ssp. brevifolius Short leaved squirreltail Perennial grass  
Elymus elymoides ssp. californicus California squirreltail Perennial grass  
Elymus elymoides ssp. elymoides Squirreltail Perennial grass  
Elymus elymoides ssp. hordeoides Barley squirreltail Perennial grass  
Elymus elymoides var. brevifolius Squirrel tail grass Perennial grass  
Elymus elymoides var. californicus Squirrel tail grass Perennial grass  
Elymus elymoides var. elymoides Squirrel tail grass Perennial grass  
Elymus elymoides var. hordeoides Barley squirreltail Perennial grass  
Elymus glaucus Blue wildrye Perennial grass 32
Elymus glaucus ssp. glaucus Blue wild rye Perennial grass 1
Elymus glaucus ssp. jepsonii Western rye grass Perennial grass 1
Elymus glaucus ssp. virescens Virginia wildrye Perennial grass  
Elymus hirsutus Northern ryegrass Perennial grass  
Elymus hispidus Intermediate wheatgrass Perennial grass 6
Elymus interruptus Texas Wildrye Perennial grass  
Elymus lanceolatus Thickspike wheatgrass Perennial grass 3
Elymus lanceolatus ssp. lanceolatus Northern wheatgrass Perennial grass 4
Elymus mollis American dune grass Perennial grass 5
Elymus mollis ssp. mollis American dune grass, sea lyme grass Perennial grass 4
Elymus multisetus Big squirreltail grass Perennial grass 12
Elymus pacificus Pacific wild rye Perennial grass  
Elymus ponticus Tall wheat grass Perennial grass 4
Elymus repens Quack grass Perennial grass  
Elymus salina Salina pass wild rye Perennial grass  
Elymus scribneri Scribner's wheat grass Perennial grass  
Elymus sibiricus Siberian wildrye Perennial grass  
Elymus sierrae Sierra wildrye Perennial grass  
Elymus smithii Western wheat grass Perennial grass 6
Elymus spicatus Blue bunch wheat grass Perennial grass 7
Elymus stebbinsii Stebbins' wildrye Perennial grass  
Elymus stebbinsii ssp. septentrionalis Stebbins' wildrye Perennial grass  
Elymus stebbinsii ssp. stebbinsii Parish wheatgrass Perennial grass  
Elymus subsecundus Bearded wheatgrass Perennial grass  
Elymus trachycaulus Slender wheatgrass Perennial grass 9
Elymus trachycaulus ssp. subsecundus Bearded wheatgrass Perennial grass 2
Elymus trachycaulus ssp. trachycaulus Slender wheatgrass Perennial grass 7
Elymus triticoides Beardless wild rye Perennial grass 29
Elytrigia elongata Tall wheatgrass Perennial grass 2
Elytrigia intermedia Intermediate wheatgrass Perennial grass 4
Elytrigia intermedia ssp. barbulata Barbed intermediate wheatgrass Perennial grass 1
Elytrigia intermedia ssp. intermedia Intermediate wheatgrass Perennial grass 2
Elytrigia juncea Russian wheatgrass Perennial grass  
Elytrigia juncea ssp. boreo-atlantica North atlantic wheatgrass Perennial grass  
Elytrigia pontica Tall wheatgrass Perennial grass 1
Elytrigia pontica ssp. pontica Rush wheatgrass Perennial grass 1
Elytrigia repens Quack grass Perennial grass  
Enneapogon desvauxii Nine awned pappus grass Perennial grass  
Eragrostis barrelieri Mediterranean lovegrass Annual grass  
Eragrostis capillaris Lace grass Annual grass  
Eragrostis cilianensis Stinkgrass Annual grass  
Eragrostis curvula Weeping lovegrass Perennial grass 9
Eragrostis curvula var. conferta Weeping lovegrass Perennial grass 8
Eragrostis curvula var. curvula Weeping lovegrass Perennial grass 8
Eragrostis echinochloidea African Love Grass Perennial grass  
Eragrostis hypnoides Teal lovegrass Annual grass  
Eragrostis intermedia Plains lovegrass Annual grass 3
Eragrostis lehmanniana Lehmann lovegrass Perennial grass 2
Eragrostis lutescens Six weeks lovegrass Annual grass  
Eragrostis mexicana Mexican lovegrass Annual grass  
Eragrostis mexicana ssp. mexicana New mexico lovegrass Annual grass  
Eragrostis mexicana ssp. virescens Orcutt's eragrostis Annual grass  
Eragrostis minor Little lovegrass Annual grass  
Eragrostis oxylepis Red lovegrass Annual grass  
Eragrostis pectinacea Tufted lovegrass Annual grass  
Eragrostis pectinacea var. miserrima Desert lovegrass Annual grass  
Eragrostis pectinacea var. pectinacea Tufted lovegrass Annual grass  
Eragrostis pilosa Indian lovegrass Annual grass  
Eragrostis pilosa var. pilosa Indian lovegrass Annual grass  
Eragrostis plana South african lovegrass Annual grass  
Eragrostis superba Wilman lovegrass Annual grass 1
Eragrostis tef Teff Annual grass  
Eragrostis trichodes Sand lovegrass Annual grass  
Eremochloa ciliaris Fringed centipede grass Perennial grass  
Eremopyrum orientale Oriental false wheatgrass Annual grass  
Eremopyrum triticeum Annual wheatgrass Annual grass  
Eriochloa acuminata Tapertip cupgrass Annual grass  
Eriochloa acuminata var. acuminata Taper tipped cupgrass Annual grass  
Eriochloa acuminata var. minor Tapertip cupgrass Annual grass  
Eriochloa aristata Bearded cupgrass Annual grass  
Eriochloa aristata var. aristata Pointed cupgrass Annual grass  
Eriochloa contracta Dense cupgrass Annual grass  
Eriochloa fatmensis Tropical cupgrass Annual grass  
Eriochloa villosa Hairy cupgrass Annual grass  
Erioneuron pilosum Hairy erioneuron Perennial grass  
Erioneuron pulchellum Fluff grass Perennial grass  
Eustachys petraea Pinewoods fingergrass Annual grass  
Festuca altaica Altai fescue Perennial grass 2
Festuca ammobia Sand fescue Perennial grass  
Festuca arundinacea ! Reed fescue Perennial grass 7
Festuca arvernensis Field fescue Perennial grass 17
Festuca brachyphylla Alpine fescue Perennial grass 2
Festuca brachyphylla ssp. brachyphylla Alpine fescue Perennial grass  
Festuca brachyphylla ssp. breviculmis Short leaved fescue Perennial grass 1
Festuca brachyphylla ssp. coloradensis Colorado fescue Perennial grass  
Festuca bromoides Brome fescue Annual grass  
Festuca californica California fescue Perennial grass 49
Festuca californica ssp. californica Perennial grass 6
Festuca californica ssp. hitchcockiana Perennial grass  
Festuca californica ssp. parishii Perennial grass  
Festuca californica var. parishii California fescue Perennial grass  
Festuca elmeri Coast fescue Perennial grass  
Festuca idahoensis Blue fescue Perennial grass 52
Festuca kingii Spike fescue Perennial grass  
Festuca microstachys Small fescue Annual grass  
Festuca minutiflora Small flowered fescue Perennial grass  
Festuca myuros ! Rattail sixweeks grass Annual grass 4
Festuca occidentalis Western fescue Perennial grass 8
Festuca octoflora Sixweeks grass Annual grass 5
Festuca ovina Sheep fescue Perennial grass 13
Festuca perennis ! Italian rye grass Annual, Perennial grass 7
Festuca pratensis Meadow fescue Perennial grass 2
Festuca rigida Rigid italian rye grass Annual grass  
Festuca roemeri var. klamathensis Idaho fescue Perennial grass 47
Festuca roemeri var. roemeri Perennial grass  
Festuca rubra Red fescue Perennial grass 39
Festuca rubra ssp. arenaria Red fescue Perennial grass  
Festuca rubra ssp. pruinosa Red fescue Perennial grass  
Festuca rubra ssp. rubra Red fescue Perennial grass 2
Festuca saximontana Rocky mountain fescue Perennial grass 1
Festuca saximontana var. purpusiana Rocky mountain fescue Perennial grass 1
Festuca saximontana var. saximontana Rocky mountain fescue Perennial grass 1
Festuca sororia Ravine fescue Perennial grass  
Festuca subulata Bearded fescue Perennial grass  
Festuca subuliflora Coast range fescue Perennial grass  
Festuca temulenta Darnel, tares Annual grass  
Festuca thurberi Thurber's fescue Perennial grass  
Festuca trachyphylla Rough leaved fescue Perennial grass 1
Festuca viridula Mountain bunch fescue Perennial grass  
Gastridium phleoides Nit grass Annual grass  
Gaudinia fragilis Fragile oat Annual, Biennial grass  
Glyceria Xoccidentalis Western manna grass Perennial grass (aquatic) 2
Glyceria borealis Northern mannagrass Perennial grass 1
Glyceria davyi Davy mannagrass Perennial grass  
Glyceria declinata ! Waxy mannagrass Perennial grass  
Glyceria elata Tall mannagrass Perennial grass 8
Glyceria fluitans Water mannagrass Perennial grass  
Glyceria grandis American mannagrass Perennial grass (rhizomatous) 9
Glyceria leptostachya Manna grass Perennial grass (aquatic)  
Glyceria nubigena Great smoky mountain mannagrass Perennial grass (aquatic)  
Glyceria occidentalis Waxy mannagrass Perennial grass (aquatic) 2
Glyceria striata Fowl mannagrass Perennial grass 8
Hainardia cylindrica Thin tail Annual grass  
Hesperostipa comata Needle & thread grass Perennial grass 10
Hesperostipa comata ssp. comata Needle & thread grass Perennial grass 1
Hesperostipa comata ssp. intermedia Intermediate needle & thread grass Perennial grass  
Heteranthelium piliferum Annual grass  
Heteropogon contortus Tanglehead Perennial grass 2
Hierochloe hirta Northern sweetgrass Perennial grass 1
Hierochloe hirta ssp. arctica Northern sweetgrass Perennial grass  
Hierochloe occidentalis Western sweetgrass Perennial grass 7
Hierochloe odorata Vanilla grass Perennial grass (rhizomatous) 9
Hilaria jamesii Galleta Perennial grass 9
Hilaria rigida Big galleta Perennial grass 7
Holcus lanatus ! Common velvetgrass Perennial grass  
Holcus mollis Creeping velvetgrass Perennial grass  
Hordeum arizonicum Arizona foxtail Annual grass  
Hordeum brachyantherum Meadow barley Perennial grass 25
Hordeum brachyantherum ssp. brachyantherum Meadow barley Perennial grass 4
Hordeum brachyantherum ssp. californicum Meadow barley Perennial grass 7
Hordeum depressum Alkali barley Annual grass 3
Hordeum intercedens Vernal barley Annual grass 2
Hordeum jubatum Fox tail barley Perennial grass 8
Hordeum jubatum ssp. jubatum Foxtail barley, squirreltail barley Perennial grass  
Hordeum marinum Seaside barley Annual grass  
Hordeum marinum ssp. gussoneanum ! Barley Annual grass  
Hordeum marinum ssp. marinum Seaside barley Annual grass  
Hordeum murinum ! Foxtail barley Annual grass  
Hordeum murinum ssp. glaucum Foxtail Annual grass  
Hordeum murinum ssp. leporinum Farmer's foxtail Annual grass  
Hordeum murinum ssp. murinum Wall barley Annual grass  
Hordeum spontaneum Spontaneous barley Perennial grass  
Hordeum vulgare Common barley Annual grass 5
Hordeum vulgare var. trifurcatum Common barley Annual grass 5
Hordeum vulgare var. vulgare Annual grass 5
Hyparrhenia hirta ! Thatching grass Perennial grass  
Imperata brevifolia Satintail Perennial grass 2
Jarava plumosa South american rice grass Perennial grass  
Koeleria gerardi Annual june grass, bristly koeleria Annual grass  
Koeleria gerardii Annual june grass, bristly koeleria Annual grass  
Koeleria macrantha June grass Perennial grass 28
Koeleria phleoides Bristly koeler's grass Annual grass  
Lagurus ovatus Hare's tail grass Annual grass 1
Lamarckia aurea Goldentop Annual grass  
Leersia oryzoides Rice cutgrass Perennial grass 2
Leptochloa dubia Green sprangletop Perennial grass 2
Leptochloa fascicularis Sprangletop Annual grass  
Leptochloa filiformis Red sprangletop Annual grass  
Leptochloa fusca Sprangletop Annual grass  
Leptochloa fusca ssp. fascicularis Bearded sprangletop Annual grass  
Leptochloa fusca ssp. uninervia Mexican sprangletop Annual grass  
Leptochloa mucronata Mucronate sprangletop Annual grass  
Leptochloa panicea Mucronate sprangletop Annual grass  
Leptochloa panicea ssp. brachiata Mucronate sprangeltop Annual grass  
Leptochloa panicea ssp. mucronata Mucronate sprangletop Annual grass  
Leptochloa uninervia Sprangletop Annual grass  
Leptochloa viscida Sticky sprangletop Annual grass  
Leymus Xmultiflorus Many flowered wild rye Perennial grass  
Leymus Xvancouverensis Vancouver wild rye Perennial grass  
Leymus cinereus Giant wild rye Perennial grass 8
Leymus condensatus Giant rye grass Perennial grass 34
Leymus mollis American dunegrass Perennial grass 4
Leymus mollis ssp. mollis American dune grass Perennial grass  
Leymus pacificus Gould's rye grass Perennial grass  
Leymus salinus Saline wildrye Perennial grass  
Leymus salinus ssp. mojavensis Mojave wild rye Perennial grass  
Leymus simplex Alkali wildrye Perennial grass  
Leymus triticoides Alkali rye Perennial grass 30
Lolium multiflorum Italian rye grass Annual, Biennial grass 6
Lolium perenne Perennial rye grass Perennial grass 5
Lolium rigidum Rigid italian rye grass Annual grass 1
Lolium temulentum Darnel Annual grass  
Lycurus setosus Bristly wolfstail Perennial grass 2
Melica aristata Awned melic Perennial grass 1
Melica bulbosa Oniongrass Perennial grass 1
Melica bulbosa var. inflata Oniongrass Perennial grass 1
Melica californica California melic Perennial grass 25
Melica californica var. californica California melicgrass Perennial grass 2
Melica californica var. nevadensis Few flowered california melic Perennial grass  
Melica frutescens Tall melica Perennial grass 1
Melica fugax Small onion grass Perennial grass  
Melica geyeri Geyer's onion grass Perennial grass  
Melica geyeri var. aristulata Geyer's onion grass Perennial grass  
Melica geyeri var. geyeri Geyer's oniongrass Perennial grass  
Melica harfordii Harford's melic Perennial grass 2
Melica imperfecta Coast range melic Perennial grass 20
Melica spectabilis Purple onion grass Perennial grass (rhizomatous)  
Melica stricta Nodding melica Perennial grass  
Melica stricta var. albicaulis Nodding melica Perennial grass  
Melica stricta var. stricta Rock melicgrass Perennial grass  
Melica subulata Alaska melic Perennial grass 1
Melica torreyana Torrey's melica Perennial grass 11
Melinis minutiflora Molassesgrass Annual grass  
Melinis repens Natal grass Annual grass 4
Melinis repens ssp. repens Natal grass, ruby grass Annual grass 3
Miscanthus sinensis Chinese silvergrass Perennial grass 17
Monanthochloe littoralis Salt cedar Perennial grass 1
Muhlenbergia alopecuroides Wolftail Perennial grass 2
Muhlenbergia andina Foxtail muhly Perennial grass  
Muhlenbergia appressa Appressed muhly Annual grass  
Muhlenbergia arsenei Tough muhly Perennial grass (rhizomatous) 1
Muhlenbergia asperifolia Scratchgrass Perennial grass 1
Muhlenbergia californica California muhly Perennial grass (rhizomatous)  
Muhlenbergia dumosa Bamboo muhly Perennial grass 6
Muhlenbergia emersleyi Gooding's muhly Perennial grass  
Muhlenbergia filiformis Slender muhly Annual, Perennial grass  
Muhlenbergia fragilis Delicate muhly Annual grass  
Muhlenbergia glauca Desert muhly Perennial grass  
Muhlenbergia jonesii Jones' muhly Perennial grass  
Muhlenbergia mexicana Mexican muhly Perennial grass 1
Muhlenbergia microsperma Littleseed muhly Annual grass 4
Muhlenbergia minutissima Annual muhly Annual grass  
Muhlenbergia montana Mountain muhly Perennial grass 3
Muhlenbergia pauciflora Few flowered muhly Perennial grass (rhizomatous)  
Muhlenbergia porteri Porter's muhly Perennial grass 2
Muhlenbergia repens Creeping muhly Perennial grass  
Muhlenbergia richardsonis Richardson's muhly Perennial grass  
Muhlenbergia rigens Deergrass Perennial grass 64
Muhlenbergia schreberi Nimblewell Perennial grass  
Muhlenbergia thurberi Thurber's muhly Perennial grass  
Muhlenbergia utilis Aparejo grass Perennial grass  
Munroa squarrosa False buffalo grass Annual grass  
Nardus stricta ! matgrass Perennial grass  
Nassella cernua Nodding needlegrass Perennial grass 24
Nassella lepida Small flowered stipa Perennial grass 24
Nassella manicata Tropical needlegrass Perennial grass  
Nassella pulchra Purple needlegrass Perennial grass 43
Nassella tenuissima ! Mexican feathergrass Perennial grass 13
Nassella viridula Green needlegrass Perennial grass 4
Neostapfia colusana Colusa grass Annual grass  
Orcuttia californica California orcutt grass Annual grass  
Orcuttia inaequalis San joaquin valley orcutt grass Annual grass  
Orcuttia pilosa Hairy orcutt grass Annual grass  
Orcuttia tenuis Slender orcutt grass Annual grass  
Orcuttia viscida Sacramento orcutt grass Annual grass  
Oryza rufipogon Brownbeard rice Annual grass  
Oryza sativa Domestic rice Annual grass  
Oryzopsis exigua Little ricegrass Perennial grass  
Panicum acuminatum Western witch grass Perennial grass  
Panicum acuminatum var. fasciculatum Pacific panic grass Perennial grass  
Panicum acuminatum var. lindheimeri Lindheimer panicgrass Perennial grass  
Panicum acuminatum var. thermale Geysers panicum Perennial grass  
Panicum alatum Winged panicgrass Annual grass  
Panicum alatum var. alatum Winged panicgrass Annual grass  
Panicum alatum var. longiflorum Winged panicgrass Annual grass  
Panicum alatum var. minus Winged panicgrass Annual grass  
Panicum amarum Bitter panicgrass Perennial grass 1
Panicum antidotale Blue panicgrass Perennial grass 1
Panicum capillare Old witch grass Annual grass 2
Panicum capillare ssp. capillare Annual grass  
Panicum capillare ssp. hillmanii Hillman's panicgrass Annual grass  
Panicum coloratum Kleingrass Perennial grass 1
Panicum dichotomiflorum Smooth witchgrass Annual grass  
Panicum dichotomiflorum ssp. dichotomiflorum Fall panic grass Annual grass  
Panicum diffusum West indian panicgrass Annual grass  
Panicum hillmanii Hillman's panicgrass Annual grass  
Panicum hirticaule Mexican panicgrass Annual grass  
Panicum hirticaule ssp. hirticaule Roughstalk witch grass Annual grass  
Panicum hirticaule var. hirticaule Mexican panicgrass Annual grass  
Panicum maximum Guineagrass Perennial grass  
Panicum miliaceum Broom corn millet Annual grass  
Panicum miliaceum ssp. miliaceum Broomcorn millet Annual grass  
Panicum miliaceum ssp. ruderale Broomcorn millet Annual grass  
Panicum oligosanthes Heller's rosette grass Annual grass  
Panicum oligosanthes var. scribnerianum Scribner's rosette grass Annual grass  
Panicum repens Torpedo grass Perennial grass  
Panicum rigidulum Redtop panicgrass Perennial grass  
Panicum rigidulum ssp. rigidulum Redtop panicum Perennial grass  
Panicum rigidulum var. rigidulum Redtop panicgrass Perennial grass  
Panicum texanum Texas signalgrass Annual grass  
Panicum urvilleanum Desert panicgrass Perennial grass  
Panicum verrucosum Warty panicgrass Perennial grass  
Panicum virgatum Switchgrass Perennial grass 12
Parapholis incurva Sickle grass Annual grass  
Parapholis strigosa Hairy sickle grass Annual grass  
Pascopyrum smithii Western wheat grass Perennial grass 4
Paspalum boscianum Bull crowngrass Perennial grass  
Paspalum dilatatum Dallis grass Perennial grass  
Paspalum distichum Knot grass Perennial grass 2
Paspalum notatum Bahia grass Perennial grass  
Paspalum notatum var. saurae Bahiagrass Perennial grass  
Paspalum pubiflorum Hairyseed paspalum Perennial grass  
Paspalum urvillei ! Vasey's grass Perennial grass  
Paspalum vaginatum ! Seashore paspalum Perennial grass  
Paspalum virgatum Talquezal Perennial grass  
Pennisetum ciliare Buffelgrass Perennial grass 1
Pennisetum clandestinum ! Kikuyu grass Perennial grass  
Pennisetum glaucum Pearl millet Annual, Perennial grass 1
Pennisetum latifolium Uruguayan fountaingrass Perennial grass  
Pennisetum macrourum African feathergrass Perennial grass  
Pennisetum nervosum Bentspike fountaingrass Perennial grass  
Pennisetum petiolare Petioled fountaingrass Perennial grass  
Pennisetum purpureum Elephant grass Perennial grass  
Pennisetum setaceum ! Fountaingrass Perennial grass 15
Pennisetum villosum ! Feathertop Perennial grass 6
Pentameris airoides ssp. airoides False Hair-grass Perennial grass  
Pentaschistis airoides False hairgrass Annual grass  
Pentaschistis airoides ssp. airoides False hairgrass Annual grass  
Phalaris angusta Timothy canarygrass Annual grass  
Phalaris aquatica ! Harding grass Perennial grass 1
Phalaris arundinacea Reed canarygrass Perennial grass 8
Phalaris arundinacea var. picta Ribbongrass Perennial grass 8
Phalaris brachystachys Short spike canarygrass Annual grass  
Phalaris californica Canarygrass Perennial grass 2
Phalaris canariensis Canarygrass Annual grass  
Phalaris caroliniana Carolina canarygrass Annual grass  
Phalaris coerulescens Sunolgrass Perennial grass  
Phalaris elongata Kolea grass Perennial grass  
Phalaris lemmonii Lemmon's canarygrass Annual grass  
Phalaris minor Mediterranean canarygrass Annual grass  
Phalaris paradoxa Hood canarygrass Annual grass  
Phleum alpinum Timothy grass Perennial grass 2
Phleum pratense Common timothy Perennial grass 4
Phragmites australis Common reed Perennial grass 1
Phragmites australis ssp. americanus Perennial grass  
Phragmites australis ssp. berlandieri Perennial grass  
Phyllostachys aurea Golden bamboo Vine 2
Phyllostachys bambusoides Japanese timber bamboo Shrub 1
Piptatherum exiguum Little ricegrass Perennial grass  
Piptatherum micranthum Small flowered rice grass Perennial grass  
Piptatherum miliaceum Smilo grass Perennial grass  
Piptochaetium fuscum Bristly Speargrass Perennial grass  
Piptochaetium ovatum Perennial grass  
Piptochaetium ovatum var. purpurascens Perennial grass  
Piptochaetium setosum Bristly spear grass Perennial grass  
Piptochaetium stipoides Purple speargrass unknown  
Piptochaetium stipoides var. parviflorum unknown  
Piptochaetium stipoides var. purpurascens unknown  
Pleuraphis jamesii Galleta Perennial grass 9
Pleuraphis mutica Tobosagrass Perennial grass  
Pleuraphis rigida Galletta grass Perennial grass 7
Pleuropogon californicus Semaphore grass Perennial grass (rhizomatous)  
Pleuropogon californicus var. californicus Annual semaphoregrass Perennial grass (rhizomatous)  
Pleuropogon californicus var. davyi Davy's semaphore grass Perennial grass (rhizomatous)  
Pleuropogon davyi Davy's semaphore grass Perennial grass (rhizomatous)  
Pleuropogon hooverianus North coast semaphore grass Perennial grass (rhizomatous) 2
Pleuropogon refractus Nodding semaphore grass Perennial grass (rhizomatous)  
Poa abbreviata Short bluegrass Perennial grass  
Poa abbreviata ssp. marshii Marsh's blue grass Perennial grass  
Poa abbreviata ssp. pattersonii Patterson's blue grass Perennial grass  
Poa ampla Western blue grass Perennial grass 14
Poa annua Annual blue grass Annual grass  
Poa arida Plains bluegrass Perennial grass  
Poa atropurpurea San bernardino blue grass Perennial grass (rhizomatous) 1
Poa bigelovii Bigelow's blue grass Annual grass  
Poa bolanderi Bolander's bluegrass Annual grass  
Poa bulbosa Bulbous blue grass Perennial grass  
Poa bulbosa ssp. bulbosa Bulbous blue grass Perennial grass  
Poa bulbosa ssp. vivipara Bulbous blue grass Perennial grass  
Poa bulbosa var. bulbosa Perennial grass  
Poa bulbosa var. vivipara Perennial grass  
Poa compressa Canada blue grass Perennial grass 6
Poa confinis Beach blue grass Perennial grass  
Poa cusickii Cusick's bluegrass Perennial grass  
Poa cusickii ssp. cusickii Cusick's blue grass Perennial grass  
Poa cusickii ssp. epilis Skyline bluegrass Perennial grass  
Poa cusickii ssp. pallida Skyline blue grass Perennial grass  
Poa cusickii ssp. purpurascens Purple blue grass Perennial grass  
Poa diaboli Diablo canyon blue grass Perennial grass (rhizomatous)  
Poa douglasii Sand dune blue grass Perennial grass  
Poa fendleriana Muttongrass Perennial grass 4
Poa fendleriana ssp. fendleriana Muttongrass Perennial grass  
Poa fendleriana ssp. longiligula Fendler's blue grass Perennial grass  
Poa glauca Glaucous bluegrass Perennial grass  
Poa glauca ssp. rupicola Timberline blue grass Perennial grass  
Poa howellii Howell's blue grass Annual grass  
Poa infirma Weak blue grass Annual grass  
Poa juncifolia Western blue grass Perennial grass 13
Poa keckii Keck's blue grass Perennial grass  
Poa kelloggii Redwood blue grass Perennial grass  
Poa leptocoma Marsh bluegrass Perennial grass  
Poa leptocoma ssp. leptocoma Bog blue grass Perennial grass  
Poa lettermanii Letterman's blue grass Perennial grass  
Poa macrantha Large flowered sand dune blue grass Perennial grass  
Poa napensis Napa blue grass Perennial grass 2
Poa nemoralis Wood blue grass Perennial grass  
Poa nevadensis Sierra blue grass Perennial grass 13
Poa palustris Fowl bluegrass Perennial grass 3
Poa pattersonii Patterson's blue grass Perennial grass  
Poa piperi Piper's blue grass Perennial grass (rhizomatous)  
Poa pratensis ! Kentucky blue grass Perennial grass 2
Poa pratensis ssp. agassizensis Agassiz kentucky blue grass Perennial grass  
Poa pratensis ssp. angustifolia Narrow leaved kentucky blue grass Perennial grass  
Poa pratensis ssp. pratensis Kentucky blue grass Perennial grass  
Poa pringlei Pringle's blue grass Perennial grass  
Poa rhizomata Timber blue grass Perennial grass (rhizomatous)  
Poa secunda Pine bluegrass Perennial grass 17
Poa secunda ssp. juncifolia Rush blue grass Perennial grass 13
Poa secunda ssp. secunda Sandberg's bluegrass Perennial grass 17
Poa sierrae Sierra blue grass Perennial grass  
Poa stebbinsii Stebbins' blue grass Perennial grass  
Poa tenerrima Delicate blue grass Perennial grass  
Poa trivialis Rough blue grass Perennial grass 2
Poa unilateralis Ocean bluff blue grass Perennial grass  
Poa unilateralis ssp. unilateralis San francisco bluegrass Perennial grass  
Poa wheeleri Hooker's bluegrass Perennial grass 1
Polypogon australis Chilean beard grass Perennial grass  
Polypogon elongatus Streambank rabbits foot grass Perennial grass  
Polypogon imberbis Streambank rabbits foot grass Annual, Perennial grass  
Polypogon interruptus Ditch beard grass Perennial grass  
Polypogon maritimus Mediterranean beard grass Annual grass  
Polypogon monspeliensis ! Annual beard grass Annual grass 2
Polypogon viridis Water beard grass Perennial grass  
Pseudoroegneria spicata Bluebunch wheatgrass Perennial grass 4
Pseudoroegneria spicata ssp. inermis Beardless wheatgrass Perennial grass 1
Pseudoroegneria spicata ssp. spicata Bent grass Perennial grass 3
Pseudosasa japonica Arrow bamboo Shrub 2
Ptilagrostis kingii King's ricegrass Perennial grass  
Puccinellia californica Sierra nevada alkali grass Perennial grass (rhizomatous)  
Puccinellia distans European alkali grass Perennial grass 4
Puccinellia grandis Alaska alkali grass Perennial grass  
Puccinellia howellii Howell's alkali grass Perennial grass  
Puccinellia lemmonii Lemmon's alkali grass Perennial grass  
Puccinellia maritima Seaside alkaligrass Perennial grass  
Puccinellia nutkaensis Alaska alkali grass Perennial grass  
Puccinellia nuttalliana Nuttall's alkali grass Perennial grass 1
Puccinellia parishii Parish's alkali grass Annual grass  
Puccinellia pumila Dwarf alkali grass Perennial grass  
Puccinellia simplex California alkaligrass Annual grass  
Rhynchelytrum repens Natal grass Perennial grass 4
Rostraria cristata Mediterranean hairgrass Annual grass  
Rottboellia cochinchinensis Itchgrass Annual grass  
Rytidosperma biannulare Perennial grass  
Rytidosperma caespitosum ! Tufted wallaby grass Perennial grass  
Rytidosperma clavatum Perennial grass  
Rytidosperma penicillatum ! Purple awned wallaby grass Perennial grass  
Rytidosperma racemosum Perennial grass  
Saccharum ravennae ! Ravennagrass Perennial grass 3
Schedonnardus paniculatus Tumblegrass Perennial grass  
Schismus arabicus ! Arabian schismus Annual grass  
Schismus barbatus ! Old han schismus Annual grass 5
Schizachne purpurascens False melic Annual grass  
Schizachyrium cirratum Ciliate bluestem Perennial grass  
Schizachyrium scoparium Little bluestem Perennial grass 12
Sclerochloa dura Hardgrass Annual grass  
Scleropogon brevifolius Burro grass Perennial grass  
Scribneria bolanderi Scribneria Annual grass  
Secale cereale Rye Annual grass 3
Setaria adhaerens Bur bristlegrass Annual grass  
Setaria faberi Foxtail Annual grass  
Setaria gracilis Perennial foxtail Perennial grass  
Setaria italica Foxtail bristlegrass Annual grass 1
Setaria leucopila Streambed bristlegrass Annual grass  
Setaria liebmannii Liebmann's bristlegrass Annual grass  
Setaria megaphylla Bigleaf bristlegrass Annual grass 1
Setaria palmifolia Palmgrass Annual grass 1
Setaria parviflora Marsh bristlegrass Perennial grass  
Setaria pumila Yellow bristlegrass Annual grass  
Setaria pumila ssp. pallidefusca Cattail grass Annual grass  
Setaria pumila ssp. pumila Yellow foxtail Annual grass  
Setaria sphacelata African bristlegrass Perennial grass  
Setaria verticillata Hooked bristlegrass Annual grass  
Setaria verticilliformis Barbed bristlegrass Annual grass  
Setaria viridis Green foxtail Annual grass  
Setaria viridis var. major Green bristlegrass Annual grass  
Sieglingia decumbens Common heathgrass Perennial grass  
Sorghum almum Columbus grass Annual grass  
Sorghum bicolor Sorghum Annual grass 2
Sorghum bicolor ssp. arundinaceum Common wild sorghum Annual grass  
Sorghum bicolor ssp. bicolor Grain sorghum Annual grass 1
Sorghum bicolor ssp. drummondii Sudangrass Annual grass 1
Sorghum halepense Johnsongrass Perennial grass  
Spartina alterniflora Salt water cord grass Perennial grass  
Spartina alterniflora X Spartina foliosa ! Hybrid smooth cord grass Perennial grass  
Spartina anglica ! Common cordgrass Perennial grass  
Spartina densiflora ! Dense flowered cord grass Perennial grass  
Spartina foliosa Pacific cordgrass Perennial grass  
Spartina gracilis Alkali cord grass Perennial grass (rhizomatous)  
Spartina patens ! Salt meadow cord grass Perennial grass  
Sphenopholis intermedia Slender wedgescale Perennial grass  
Sphenopholis interrupta ssp. californica Annual grass  
Sphenopholis obtusata Prairie wedge grass Perennial grass  
Sporobolus airoides Alkali sacaton Perennial grass 21
Sporobolus airoides var. wrightii Alkali sacaton Perennial grass 7
Sporobolus contractus Spike dropseed Perennial grass 1
Sporobolus creber Slender dropseed Annual grass  
Sporobolus cryptandrus Sand dropseed Perennial grass 11
Sporobolus flexuosus Mesa dropseed Perennial grass  
Sporobolus indicus Smutgrass Perennial grass  
Sporobolus junceus Pineywoods dropseed Perennial grass  
Sporobolus neglectus Puffsheath dropseed Perennial grass  
Sporobolus vaginiflorus Poverty grass Annual grass  
Sporobolus wrightii Big sacaton Perennial grass 7
Stenotaphrum secundatum Saint augustine grass Perennial grass  
Stipa arida Mormon needle grass Perennial grass  
Stipa brachychaeta ! Puna needle grass Perennial grass  
Stipa capensis ! Cape ricegrass Annual grass  
Stipa cernua Nodding needle grass Perennial grass 24
Stipa chaetophora Stipoid ricegrass Perennial grass  
Stipa comata Needle-and-thread Perennial grass 10
Stipa comata var. comata Needle & thread grass Perennial grass 1
Stipa comata var. intermedia Intermediate needle & thread grass Perennial grass  
Stipa coronata Crested needle grass Perennial grass 7
Stipa diegoensis San diego county needle grass Perennial grass  
Stipa divaricata Small-flowered rice grass Perennial grass  
Stipa exigua Little ricegrass Perennial grass  
Stipa hymenoides Indian rice grass Perennial grass 15
Stipa kingii King's ricegrass Perennial grass  
Stipa latiglumis Wide-glumed needle grass Perennial grass  
Stipa lemmonii Lemmon's needle grass Perennial grass 1
Stipa lemmonii var. lemmonii Lemmon's needle grass Perennial grass  
Stipa lemmonii var. pubescens Pubescent needle grass Perennial grass  
Stipa lepida Foothill needle grass Perennial grass 24
Stipa lettermanii Letterman's needle grass Perennial grass 1
Stipa manicata ! Andean tussockgrass Perennial grass  
Stipa mauritanica Mauritanian grass Perennial grass 2
Stipa miliacea Smilo grass Perennial grass  
Stipa miliacea var. miliacea ! Smilo grass Perennial grass  
Stipa nelsonii Mountain needle grass Perennial grass  
Stipa nelsonii var. dorei Mountain needle grass Perennial grass 4
Stipa nevadensis Nevada needle grass Perennial grass  
Stipa occidentalis Western needlegrass Perennial grass 1
Stipa occidentalis var. californica California needle grass Perennial grass  
Stipa occidentalis var. occidentalis Western needle grass Perennial grass  
Stipa occidentalis var. pubescens Common western needle grass Perennial grass  
Stipa parishii Parish's needlegrass Perennial grass  
Stipa parishii var. parishii Parish's needlegrass Perennial grass  
Stipa pinetorum Pinewoods needle grass Perennial grass  
Stipa plumosa South american rice grass Perennial grass  
Stipa pulchra Purple needle grass Perennial grass 43
Stipa purpurata Bristly needle grass Perennial grass  
Stipa speciosa Desert needle grass Perennial grass 8
Stipa stillmanii Stillman's needle grass Perennial grass 1
Stipa tenuissima ! Mexican feathergrass Perennial grass 13
Stipa thurberiana Thurber's needle grass Perennial grass  
Stipa webberi Webber's needle grass Perennial grass  
Swallenia alexandrae Eureka valley dune grass Perennial grass (rhizomatous)  
Taeniatherum caput-medusae Medusa head Annual grass  
Themeda quadrivalvis Kangaroo grass Annual grass  
Thinopyrum intermedium Intermediate wheatgrass Perennial grass 1
Thinopyrum junceiforme ! Russian wheatgrass Perennial grass  
Thinopyrum ponticum Tall wheatgrass Perennial grass 1
Torreyochloa californica Sierra false mannagrass Perennial grass (rhizomatous)  
Torreyochloa erecta Upright mannagrass Perennial grass  
Torreyochloa pallida Pale false mannagrass Perennial grass (rhizomatous)  
Torreyochloa pallida var. pallida Pale false mannagrass Perennial grass (rhizomatous)  
Torreyochloa pallida var. pauciflora Mannagrass Perennial grass (rhizomatous)  
Tribolium obliterum Capetown grass Perennial grass  
Tridens muticus Slim tridens Perennial grass  
Tridens muticus var. muticus Slim tridens Perennial grass  
Trisetum canescens Nodding trisetum Perennial grass  
Trisetum cernuum Nodding oatgrass Perennial grass  
Trisetum cernuum var. projectum Nodding oatgrass Perennial grass  
Trisetum flavescens Yellow oatgrass Perennial grass  
Trisetum projectum Perennial grass  
Trisetum spicatum Narrow oatgrass Perennial grass  
Trisetum wolfii Beardless oatgrass Perennial grass  
Triticum aestivum Common wheat Annual grass 5
Triticum araraticum Wheat Annual grass  
Triticum boeoticum Wild einkorn Annual grass  
Triticum boeoticum ssp. thaoudar Wild einkorn Annual grass  
Triticum monococcum Annual grass  
Triticum turgidum Rivet wheat Annual grass  
Triticum urartu Wheat Annual grass  
Triticum zhukovskyi Zhukovsky's wheat Annual grass  
Tuctoria greenei Greene's tuctoria Annual grass  
Tuctoria mucronata Crampton's tuctoria Annual grass  
Urochloa arizonica Arizona signalgrass Annual grass  
Urochloa maxima Guineagrass Perennial grass  
Urochloa mosambicensis African liverseed grass Annual grass  
Urochloa ramosa Dixie signalgrass Annual grass  
Urochloa texana Texas signalgrass Annual grass  
Vahlodea atropurpurea Mountain hairgrass Perennial grass 1
Ventenata dubia ! Ventenata grass Annual grass  
Vulpia bromoides Six weeks fescue Annual grass  
Vulpia microstachys Fescue Annual grass 6
Vulpia microstachys var. ciliata Eastwood fescue Annual grass  
Vulpia microstachys var. confusa Tracy's fescue Annual grass  
Vulpia microstachys var. microstachys Small fescue Annual grass  
Vulpia microstachys var. pauciflora Few flowered fescue Annual grass  
Vulpia myuros Rattail fescue Annual grass 3
Vulpia myuros var. hirsuta Fox tail fescue Annual grass 3
Vulpia myuros var. myuros Six weeks fescue Annual grass 2
Vulpia octoflora Slender fescue Annual grass 5
Vulpia octoflora var. glauca Sixweeks fescue Annual grass  
Vulpia octoflora var. hirtella Six weeks fescue Annual grass 1
Vulpia octoflora var. octoflora Six weeks fescue Annual grass  
XTriticosecale rimpaui Triticale Annual grass  
Zea mays Corn Annual grass 1
Zea mays ssp. mays Corn Annual grass  
Zea mexicana Mexican teosinte Annual grass  
Zizania palustris Northern wildrice Annual, Perennial grass  
Zizania palustris var. interior Wild rice Annual, Perennial grass  
Zizania palustris var. palustris Northern wildrice Annual, Perennial grass  
Zoysia japonica Korean lawngrass Perennial grass  
Zoysia matrella Manila grass Perennial grass  
Zoysia pacifica Perennial grass  
 
Pink background indicates a plant is non-native.
! indicates a plant is potentially invasive.