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Invasive.org - Center for Invasive Species and Ecosystem Health

Invasive and Exotic Grasses and Grass-like Plants

The following species have been listed on an invasive species list or noxious weed law in North America. For more information on each species, including the listing sources, images, and publication links, click on the species.

250 Records


Subject Name Scientific Name Family Order
cogongrass Imperata cylindrica (L.) Beauv. Poaceae Cyperales
giant reed Arundo donax L. Poaceae Cyperales
yellow nutsedge Cyperus esculentus L. Cyperaceae Cyperales
tall fescue Festuca arundinacea Schreb. Poaceae Cyperales
Japanese stiltgrass Microstegium vimineum (Trin.) A. Camus Poaceae Cyperales
Chinese silvergrass Miscanthus sinensis Anderss. Poaceae Cyperales
torpedograss Panicum repens L. Poaceae Cyperales
common reed Phragmites australis (Cavanilles) Trinius ex Steudel Poaceae Cyperales
golden bamboo Phyllostachys aurea Carr. ex A.& C. Rivière Poaceae Cyperales
arrow bamboo Pseudosasa japonica (Sieb. & Zucc. ex Steud.) Makino ex Nakai Poaceae Cyperales
johnsongrass Sorghum halepense (L.) Pers. Poaceae Cyperales
orchardgrass Dactylis glomerata L. Poaceae Cyperales
kikuyugrass Pennisetum clandestinum Hochst. ex Chiov. Poaceae Cyperales
red rice Oryza punctata Kotzchy ex Steud. Poaceae Cyperales
longstamen rice Oryza longistaminata A. Chev. & Roehr. Poaceae Cyperales
Chinese sprangletop Leptochloa chinensis (L.) Nees Poaceae Cyperales
serrated tussock Nassella trichotoma Hackel ex Arech. Poaceae Cyperales
cattail grass Setaria pumila ssp. pallidefusca (Schumacher) B.K. Simon Poaceae Cyperales
wild sugarcane Saccharum spontaneum L. Poaceae Cyperales
African feathergrass Pennisetum macrourum Trinius Poaceae Cyperales
ricegrass paspalum Paspalum scrobiculatum Linnaeus Poaceae Cyperales
itchgrass Rottboellia cochinchinensis (Lour.) W.D. Clayton Poaceae Cyperales
saramollagrass Ischaemum rugosum Salisbury Poaceae Cyperales
pilipiliula Chrysopogon aciculatus (Retz.) Trin. Poaceae Cyperales
velvet fingergrass Digitaria velutina (Forsk.) Beauv. Poaceae Cyperales
brown-beard rice Oryza rufipogon Griffiths Poaceae Cyperales
kyasumagrass Pennisetum pedicellatum Trinius Poaceae Cyperales
mission grass Pennisetum polystachion (Linnaeus) Schultes Poaceae Cyperales
sterile oat Avena sterilis Linnaeus Poaceae Cyperales
African couchgrass Digitaria abyssinica (A. Rich) Stapf Poaceae Cyperales
Brazilian satintail Imperata brasiliensis Trinius Poaceae Cyperales
liverseedgrass Urochloa panicoides Beauvois Poaceae Cyperales
punagrass Achnatherum brachychaetum (Godr.) Barkworth Poaceae Cyperales
jointed goatgrass Aegilops cylindrica Host Poaceae Cyperales
ovate goatgrass Aegilops geniculata Roth Poaceae Cyperales
barb goatgrass Aegilops triuncialis L Poaceae Cyperales
creeping bentgrass Agrostis stolonifera L. Poaceae Cyperales
slender meadow foxtail Alopecurus myosuroides Huds. Poaceae Cyperales
European beachgrass Ammophila arenaria (L.) Link Poaceae Cyperales
broomsedge bluestem Andropogon virginicus L. Poaceae Cyperales
tall oatgrass Arrhenatherum elatius (L.) Beauv. ex J.& K. Presl Poaceae Cyperales
small carpetgrass, joint-head grass Arthraxon hispidus (Thunb.) Makino Poaceae Cyperales
slender oat Avena barbata Pott ex Link Poaceae Cyperales
wild oat Avena fatua L. Poaceae Cyperales
carpetgrass Axonopus fissifolius (Raddi) Kuhlm. Poaceae Cyperales
field brome Bromus arvensis L. Poaceae Cyperales
rescuegrass Bromus catharticus Vahl Poaceae Cyperales
bald brome Bromus racemosus L. Poaceae Cyperales
annual false-brome Brachypodium distachyon (L.) Beauv. Poaceae Cyperales
ripgut brome Bromus diandrus Roth Poaceae Cyperales
soft brome Bromus hordeaceus L. Poaceae Cyperales
soft brome Bromus hordeaceus ssp. hordeaceus L. Poaceae Cyperales
smooth brome Bromus inermis Leyss. Poaceae Cyperales
red brome Bromus rubens L. Poaceae Cyperales
rye brome Bromus secalinus L. Poaceae Cyperales
poverty brome Bromus sterilis L. Poaceae Cyperales
cheatgrass Bromus tectorum L. Poaceae Cyperales
southern sandbur Cenchrus echinatus L. Poaceae Cyperales
longspine sandbur Cenchrus longispinus (Hack.) Fern Poaceae Cyperales
field sandbur Cenchrus spinifex Cav. Poaceae Cyperales
purple pampasgrass Cortaderia jubata (Lem.) Stapf Poaceae Cyperales
Uruguayan pampas grass Cortaderia selloana (Schult. & Schult. f.) Asch. & Graebn. Poaceae Cyperales
Ethiopian dogstooth grass Cynodon aethiopicus W.D. Clayton & Harlan Poaceae Cyperales
bermudagrass Cynodon dactylon (L.) Pers Poaceae Cyperales
haspan flatsedge Cyperus haspan L. Cyperaceae Cyperales
umbrella plant Cyperus involucratus Rottb Cyperaceae Cyperales
rice flatsedge Cyperus iria L. Cyperaceae Cyperales
Magennis' dogstooth grass Cynodon magennisii Hurcombe Poaceae Cyperales
African bermudagrass Cynodon nlemfuensis Vanderyst Poaceae Cyperales
African bermudagrass Cynodon nlemfuensis var. nlemfuensis Vanderyst Poaceae Cyperales
African bermudagrass Cynodon nlemfuensis var. robustus W.D. Clayton & Harlan Poaceae Cyperales
stargrass Cynodon plectostachyus (K. Schum.) Pilger Poaceae Cyperales
miniature flatsedge Cyperus prolifer Lam Cyperaceae Cyperales
purple nutsedge Cyperus rotundus L. Cyperaceae Cyperales
bermudagrass Cynodon transvalensis Burtt-Davy Poaceae Cyperales
crowfootgrass Dactyloctenium aegyptium (L.) Willd Poaceae Cyperales
southern crabgrass Digitaria ciliaris (Retz.) Koel Poaceae Cyperales
large crabgrass Digitaria sanguinalis (L.) Scop Poaceae Cyperales
barnyardgrass Echinochloa crus-galli (L.) Beauv Poaceae Cyperales
perennial veldtgrass Ehrharta calycina Sm. Poaceae Cyperales
panic veldtgrass Ehrharta erecta Lam. Poaceae Cyperales
weeping grass Microlaena stipoides Labill. Poaceae Cyperales
goosegrass Eleusine indica (L.) Gaertn. Poaceae Cyperales
quackgrass Elymus repens (L.) Gould Poaceae Cyperales
stinkgrass Eragrostis cilianensis (All.) Vign. ex Janchen Poaceae Cyperales
tanglehead Heteropogon contortus (L.) Beauv. ex Roemer & J.A. Schultes Poaceae Cyperales
common velvetgrass Holcus lanatus L. Poaceae Cyperales
leporinum barley Hordeum murinum ssp. leporinum (Link) Arcang. Poaceae Cyperales
West Indian marsh grass Hymenachne amplexicaulis (Rudge) Nees Poaceae Cyperales
jaraguagrass Hyparrhenia rufa (Nees) Stapf Poaceae Cyperales
California satintail Imperata brevifolia Vasey Poaceae Cyperales
broadleaf rush Juncus planifolius R. Br. Juncaceae Juncales
perennial ryegrass Lolium perenne L. Poaceae Cyperales
meadow fescue Festuca pratensis Huds. Poaceae Cyperales
molassesgrass Melinis minutiflora Beauv. Poaceae Cyperales
natalgrass Melinis repens (Willd.) Zizka Poaceae Cyperales
spring millet Milium vernale Bieb. Poaceae Cyperales
nimblewill Muhlenbergia schreberi J.F. Gmel. Poaceae Cyperales
matgrass Nardus stricta L. Poaceae Cyperales
burmareed Neyraudia reynaudiana (Kunth) Keng ex A.S. Hitchc. Poaceae Cyperales
blue panicum Panicum antidotale Retz. Poaceae Cyperales
sour paspalum Paspalum conjugatum Berg. Poaceae Cyperales
dallisgrass Paspalum dilatatum Poir. Poaceae Cyperales
wild-proso millet Panicum miliaceum L. Poaceae Cyperales
bahiagrass Paspalum notatum Flueggé Poaceae Cyperales
vaseygrass Paspalum urvillei Steud. Poaceae Cyperales
Kyasuma grass Pennisetum pedicellatum ssp. unispiculum Brunken Poaceae Cyperales
mission grass Pennisetum polystachion ssp. setosum (Sw.) Brunken Poaceae Cyperales
elephant grass Pennisetum purpureum Schumacher Poaceae Cyperales
crimson fountaingrass Pennisetum setaceum (Forsk.) Chiov. Poaceae Cyperales
bulbous canarygrass Phalaris aquatica L. Poaceae Cyperales
reed canarygrass Phalaris arundinacea L. Poaceae Cyperales
canarygrass Phalaris canariensis L. Poaceae Cyperales
littleseed canarygrass Phalaris minor Retz. Poaceae Cyperales
timothy Phleum pratense L. Poaceae Cyperales
annual bluegrass Poa annua L. Poaceae Cyperales
bulbous bluegrass Poa bulbosa L. Poaceae Cyperales
Canada bluegrass Poa compressa L. Poaceae Cyperales
rabbitfoot polypogon Polypogon monspeliensis (L.) Desf. Poaceae Cyperales
Kentucky bluegrass Poa pratensis L. Poaceae Cyperales
roughstalk bluegrass Poa trivialis L. Poaceae Cyperales
anglestem beaksedge Rhynchospora caduca Ell. Cyperaceae Cyperales
glenwoodgrass Sacciolepis indica (L.) Chase Poaceae Cyperales
Arabian schismus Schismus arabicus Nees Poaceae Cyperales
common mediterraneangrass Schismus barbatus (Loefl. ex L.) Thellung Poaceae Cyperales
Colombian bluestem Schizachyrium condensatum (Kunth) Nees Poaceae Cyperales
ricefield bulrush Schoenoplectus mucronatus (L.) Palla Cyperaceae Cyperales
cereal rye Secale cereale L. Poaceae Cyperales
giant foxtail Setaria faberi Herrm. Poaceae Cyperales
foxtail millet Setaria italica (L.) Beauv. Poaceae Cyperales
knotroot foxtail Setaria parviflora (Poir.) Kerguélen Poaceae Cyperales
palmgrass Setaria palmifolia (Koenig) Stapf Poaceae Cyperales
yellow foxtail Setaria pumila (Poir.) Roemer & J.A. Schultes Poaceae Cyperales
bristly foxtail Setaria verticillata (L.) Beauv. Poaceae Cyperales
green foxtail Setaria viridis (L.) Beauv. Poaceae Cyperales
green bristlegrass Setaria viridis var. viridis (L.) P. Beauv. Poaceae Cyperales
sorghum-almum Sorghum almum Parodi Poaceae Cyperales
sorghum Sorghum bicolor (L.) Moench Poaceae Cyperales
sudangrass Sorghum bicolor ssp. drummondii (Nees ex Steud.) de Wet & Harlan Poaceae Cyperales
smooth cordgrass Spartina alterniflora Loisel. Poaceae Cyperales
common cordgrass Spartina anglica C.E. Hubbard Poaceae Cyperales
denseflower cordgrass Spartina densiflora Brongn. Poaceae Cyperales
smutgrass Sporobolus indicus (L.) R. Br. Poaceae Cyperales
saltmeadow cordgrass Spartina patens (Ait.) Muhl. Poaceae Cyperales
medusahead Taeniatherum caput-medusae (L.) Nevski Poaceae Cyperales
guineagrass Megathyrsus maximus (Jacq.) R. Webster Poaceae Cyperales
paragrass Urochloa mutica (Forsk.) T.Q. Nguyen Poaceae Cyperales
ventenata Ventenata dubia (Leers) Coss. & Durieu Poaceae Cyperales
rattail fescue Vulpia myuros (L.) K.C. Gmel. Poaceae Cyperales
weeping lovegrass Eragrostis curvula (Schrad.) Nees Poaceae Cyperales
redtop Agrostis gigantea Roth Poaceae Cyperales
Japanese sedge Carex kobomugi Ohwi Cyperaceae Cyperales
colonial bentgrass Agrostis capillaris L. Poaceae Cyperales
poison ryegrass Lolium temulentum L. Poaceae Cyperales
fountaingrass Pennisetum spp. L.C. Rich. ex Pers Poaceae Cyperales
ryegrass Lolium spp. L. Poaceae Cyperales
oat grass Acroceras zizanioides (Kunth) Dandy (1931) Poaceae Cyperales
giant bulrush Actinoscirpus grossus (L.f.) Goetgh. & D.A.Simpson (1991) Cyperaceae Cyperales
deeprooted sedge Cyperus entrerianus Boeckl. Cyperaceae Cyperales
sweet vernalgrass Anthoxanthum odoratum L. Poaceae Cyperales
false green kyllinga Kyllinga gracillima Miq. Cyperaceae Cyperales
common bamboo Bambusa vulgaris Schrad. ex J.C. Wendl. Poaceae Cyperales
limpograss Hemarthria altissima (Poir.) Stapf & C.E. Hubbard Poaceae Cyperales
smooth barley Hordeum murinum ssp. glaucum (Steud.) Tzvelev Poaceae Cyperales
Amur silvergrass Miscanthus sacchariflorus (Maxim.) Franch. Poaceae Cyperales
ravennagrass Ripidium ravennae (L.) Trinius Poaceae Cyperales
green kyllinga Kyllinga brevifolia Rottb. Cyperaceae Cyperales
silver hairgrass Aira caryophyllea L. Poaceae Cyperales
American mannagrass Glyceria grandis var. grandis S. Watson Poaceae Cyperales
oakforest woodrush Luzula luzuloides (Lam.) Dandy & Wilmott Juncaceae Juncales
Long's sedge Carex longii Mackenzie Cyperaceae Cyperales
white kyllinga Kyllinga nemoralis (J.R. Forst. & G. Forst.) Dandy ex Hutch. & Dalziel Cyperaceae Cyperales
big quakinggrass Briza maxima L. Poaceae Cyperales
interrupted windgrass Apera interrupta (L.) Beauv. Poaceae Cyperales
broadleaf carpetgrass Axonopus compressus (Sw.) Beauv. Poaceae Cyperales
yellow bluestem Bothriochloa ischaemum var. songarica (Rupr. ex Fisch. & C.A. Mey.) Celarier & Harlan Poaceae Cyperales
perennial false-brome Brachypodium sylvaticum (Huds.) Beauv. Poaceae Cyperales
rattlesnake brome Bromus briziformis Fisch. & C.A. Mey. Poaceae Cyperales
swollen fingergrass Chloris barbata Sw. Poaceae Cyperales
Job's tears Coix lacryma-jobi L. Poaceae Cyperales
Asian flatsedge Cyperus microiria Steud. Cyperaceae Cyperales
pangolagrass Digitaria eriantha Steud. Poaceae Cyperales
sourgrass Digitaria insularis (L.) Mez ex Ekman Poaceae Cyperales
East Indian crabgrass Digitaria setigera Roth ex Roemer & J.A. Schultes Poaceae Cyperales
violet crabgrass Digitaria violascens Link Poaceae Cyperales
junglerice Echinochloa colona (L.) Link Poaceae Cyperales
Cuming's lovegrass Eragrostis cumingii Steud. Poaceae Cyperales
Lehmann lovegrass Eragrostis lehmanniana Nees Poaceae Cyperales
tropical cupgrass Eriochloa fatmensis (Hochst. & Steud.) W.D. Clayton Poaceae Cyperales
sheep fescue Festuca trachyphylla (Hack.) Krajina nom. illeg. Poaceae Cyperales
red fescue Festuca rubra L. Poaceae Cyperales
squirreltail fescue Vulpia bromoides (L.) S.F. Gray Poaceae Cyperales
tall wheatgrass Thinopyrum ponticum (Podp.) Z.-W. Liu & R.-C. Wang Poaceae Cyperales
intermediate wheatgrass Thinopyrum intermedium (Host) Barkworth & D.R. Dewey Poaceae Cyperales
St. Augustinegrass Stenotaphrum secundatum (Walt.) Kuntze Poaceae Cyperales
rat-tail grass Sporobolus indicus var. capensis Engelm. Poaceae Cyperales
tussock dropseed Sporobolus diandrus (Retz.) P. Beauv. Poaceae Cyperales
blue lawngrass Garnotia stricta Brongn. Poaceae Cyperales
nit grass Gastridium phleoides (Nees & Meyen) C.E. Hubbard Poaceae Cyperales
German velvetgrass Holcus mollis L. Poaceae Cyperales
mouse barley Hordeum murinum L. Poaceae Cyperales
swordleaf rush Juncus ensifolius Wikstr. Juncaceae Juncales
Tasmanian wallaby grass Rytidosperma biannulare (Zotov) Connor & Edgar Poaceae Cyperales
hairy wallaby grass Rytidosperma penicillatum (Labill.) Connor & Edgar Poaceae Cyperales
Italian ryegrass Festuca perennis (L.) Columbus & J.P. Sm. Poaceae Cyperales
water-bent Polypogon viridis (Gouan) Breistr. Poaceae Cyperales
bristle basketgrass Oplismenus hirtellus (L.) Beauv. Poaceae Cyperales
Panama crowngrass Paspalum fimbriatum Kunth Poaceae Cyperales
buffelgrass Pennisetum ciliare (L.) Link Poaceae Cyperales
tussock paspalum Paspalum quadrifarium Lam. Poaceae Cyperales
lakeshore nutrush Scleria lacustris C. Wright Cyperaceae Cyperales
sorghum Sorghum spp. Moench Poaceae Cyperales
field fescue Festuca arvernensis Auquier, Kerguélen & Markgr.-Dannenb. Poaceae Cyperales
centipedegrass Eremochloa ophiuroides (Munro) Hack. Poaceae Cyperales
desert wheatgrass Agropyron desertorum (Fisch. ex Link) J.A. Schultes Poaceae Cyperales
Pacific bentgrass Agrostis avenacea J.F. Gmel. Poaceae Cyperales
meadow foxtail Alopecurus pratensis Linnaeus Poaceae Cyperales
European lake sedge Carex acutiformis Ehrh. Cyperaceae Cyperales
hedgehog dogtailgrass Cynosurus echinatus L. Poaceae Cyperales
Kleberg's bluestem Dichanthium annulatum (Forssk.) Stapf Poaceae Cyperales
Angleton bluestem Dichanthium aristatum (Poir.) C.E. Hubbard Poaceae Cyperales
longflowered veldtgrass Ehrharta longiflora Sm. Poaceae Cyperales
waxy mannagrass Glyceria declinata Brébiss. Poaceae Cyperales
finestem needlegrass Nassella tenuissima (Trin.) Barkworth Poaceae Cyperales
smilograss Piptatherum miliaceum (L.) Coss. Poaceae Cyperales
ripgut brome Bromus diandrus ssp. rigidus (Roth) Sales Poaceae Cyperales
rough mannagrass Glyceria maxima (Hartman) Holmb. Poaceae Cyperales
wavyleaf basketgrass Oplismenus hirtellus ssp. undulatifolius (Ard.) U. Scholz Poaceae Cyperales
jointed rush Juncus prismatocarpus R. Br. Juncaceae Juncales
hedge bamboo Bambusa multiplex (Lour.) Raeusch. ex Schult. & Schult. f. Poaceae Cyperales
tropical signalgrass Urochloa distachya (L.) T.Q. Nguyen Poaceae Cyperales
Kentucky bluegrass Poa pratensis ssp. pratensis L. Poaceae Cyperales
sand ryegrass Leymus arenarius (L.) Hochst. Poaceae Cyperales
Panicum maximum Jacq. Poaceae Cyperales
Bermudagrass Cynodon spp. Poaceae Cyperales
Capetown grass Tribolium obliterum (Hemsl.) Renvoize Poaceae Cyperales
hanging sedge Carex pendula Huds. Cyperaceae Cyperales
heath sedge Carex flacca Schreb. Cyperaceae Cyperales
little quakinggrass Briza minor L. Poaceae Cyperales
Mascarene grass Zoysia tenuifolia Willd. ex Thiele Poaceae Cyperales
seaside barley Hordeum marinum Huds. Poaceae Cyperales
Miscanthus Miscanthus spp. Poaceae Cyperales
smooth brome Bromus inermis ssp. inermis Leyss. Poaceae Cyperales
tworank sedge Carex disticha Huds. Cyperaceae Cyperales
weeping alkaligrass Puccinellia distans (Jacq.) Parl. Poaceae Cyperales
cordgrass hybrid Spartina foliosa x alterniflora Poaceae Cyperales
watergrass Luziola subintegra Swallen Poaceae Cyperales
European common reed Phragmites australis subsp. australis (Cavanilles) Trinius ex Steudel Poaceae Cyperales
Rhynchelytrum repens (Willd.) C. E. Hubbard Poaceae Cyperales
giant miscanthus Miscanthus giganteus Poaceae Cyperales


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