Vascular Plants of Oregon
Poaceae
Poaceae
Generated from PNW Herbaria database
November 28, 2020.
124 genus names
611 species/infraspecies names
(names highlighted in brown could not be resolved to an accepted name)
Index to Genera:
A: Achnatherum, Acnatherum, Aegilops, Aegilotriticum, Agropogon, Agropyron, Agrostis, Aira, Alopecurus, Amelichloa, Ammophila, Anthoxanthum, Apera, Aristida, Arrhenatherum, Arundo, Avena
C: Calamagrostis, Catabrosa, Cenchrus, Chloris, Cinna, Cladoraphis, Coleanthus, Coleataenia, Cortaderia, Crypsis, Cynodon, Cynosurus
F: Festuca
I: Imperata
K: Koeleria
P: Panicum, Pappostipa, Parapholis, Pascopyrum, Paspalum, Pennisetum, Phalaris, Phleum, Phragmites, Phyllostachys, Piptatheropsis, Pleuropogon, Poa, Podagrostis, Polypogon, Pseudelymus, Pseudoroegneria, Puccinellia
S: Schedolium, Schedonorus, Sclerochloa, Scleropoa, Scolochloa, Scribneria, Secale, Setaria, Sitanion, Sorghum, Spartina, Sphenopholis, Sporobolus, Stipa
U: Urochloa
Z: Zizania,
Achnatherum ×bloomeri (ID, OSC; 5; 1933-1957)
Achnatherum hendersonii (BABY, ID, OSC, UBC, WS, WTU; 8; 1916-1996)
Achnatherum hymenoides (BLMMD, BLMVL, CIC, HOYT, HPSU, ID, IDS, LINF, OSC, PNNL, PSM, SOC, SRP, UBC, VALE, WS, WTU; 161; 1881-2017)
Achnatherum lemmonii (BLMMD, BLMVL, CIC, EWU, HOYT, HPSU, HSC, ID, IDS, LINF, OSC, REED, RM, SOC, SRP, VALE, WS, WTU; 256; 1882-2019)
ssp. lemmonii (CIC, EWU, HPSU, ID, OSC, RM, SOC, SRP, VALE, WS, WTU; 131; 1882-2012)
ssp. pubescens (OSC; 1; 1990)
Achnatherum lettermanii (EWU, HJAEFB, HSC, ID, OSC, REED, RM, SOC, SRP, WCW, WS, WTU; 26; 1907-2007)
Achnatherum nelsonii (BLMMD, CIC, EWU, HJAEFB, HPSU, ID, OSC, REED, RM, SOC, SRP, VALE, WS, WTU; 193; 1899-2013)
ssp. dorei (CIC, EWU, HJAEFB, HPSU, ID, OSC, REED, RM, SOC, VALE, WS, WTU; 109; 1899-2013)
ssp. nelsonii (BLMMD, CIC, EWU, ID, OSC, SOC, SRP, WS, WTU; 63; 1903-2013)
Achnatherum nevadense (BLMMD, CIC, OSC, SOC, VALE, WTU; 9; 1908-2013)
Achnatherum occidentale (BLMMD, BLMVL, CIC, EWU, HJAEFB, HPSU, ID, IDS, NY, OSC, RM, SOC, SRP, UBC, VALE, WCW, WS, WTU; 245; 1883-2013)
ssp. californicum (BLMMD, CIC, EWU, ID, IDS, OSC, SOC, SRP, VALE, WS, WTU; 58; 1914-2013)
ssp. occidentale (ID, OSC, SOC, SRP, WS; 12; 1899-2007)
ssp. pubescens (BLMMD, CIC, EWU, HPSU, OSC, SOC, SRP, UBC, VALE, WS, WTU; 132; 1883-2013)
Achnatherum pinetorum (BLMMD, CIC, OSC, SOC, SRP; 5; 1978-2012)
Achnatherum richardsonii (OSC; 1; 1994)
Achnatherum robustum (OSC; 2; 1939-1942)
Achnatherum thurberianum (BBLM, BLMMD, BLMVL, BOIS, CIC, HOYT, HPSU, ID, IDE, IDS, OSC, REED, RM, SOC, SRP, UBC, VALE, WCW, WS, WTU; 203; 1885-2016)
Achnatherum wallowaense (BABY, BLMMD, COLO, ID, NY, OSC, UBC, WTU; 29; 1916-2013)
Achnatherum webberi (CIC, ID, OSC, VALE, WS, WTU; 28; 1934-2013)
Acnatherum lemmonii (WS; 1; 2005)
var. lemmonii (WS; 1; 2005)
Acnatherum thurberianum (ID; 1; 1993)
Aegilops comosa (OSC, SRP, WS, WTU; 4; 1997)
Aegilops cylindrica (EWU, ID, OSC, SOC, SRP, VALE, WTU; 18; 1956-2019)
Aegilops neglecta (OSC, SRP, WS, WTU; 4; 1997-1998)
Aegilops speltoides (OSC, WS; 3; 1997)
var. ligustica (WS; 1; 1997)
Aegilops triuncialis (BLMMD, OSC; 6; 1994-2007)
Aegilops umbellata (OSC, WS; 2; 1997)
Aegilops umbellulata (WTU; 1; 1997)
×Aegilotriticum sancti-andreae (NY, OSC; 3; 1979-1993)
×Agropogon lutosus (OSC; 4; 1919-1968)
Agropyron cristatum (BOIS, CIC, HPSU, ID, LINF, OSC, SOC, SRP, VALE, WCW, WS, WTU; 73; 1917-2019)
Agropyron fragile (CIC, EWU, OSC, WTU; 5; 2014)
Agropyron lutosus (WS; 1; 1902)
Agropyron scribneri (WTU; 2; 1944-1953)
var. flexuosum (WTU; 2; 1944-1953)
Agrostis alba (HPSU, ID, VALE, WTU; 23; 1909-1994)
var. alba (HPSU; 1; 1992)
Agrostis canina (OSC, REED; 7; 1881-2000)
Agrostis capillaris (BLMMD, CIC, HJAEFB, HOYT, HPSU, ID, OSC, REED, RM, SOC, SRP, UAAH, UBC, USFS, V, VALE, WS, WTU, WWB; 118; 1899-2019)
Agrostis castellana (BLMMD, HPSU, ID, OSC, SRP, WTU; 25; 1921-2013)
Agrostis densiflora (BLMMD, OSC; 8; 1921-2013)
Agrostis exarata (BLMMD, BLMVL, CIC, EWU, HJAEF, HJAEFB, HPSU, ID, LINF, OR, OSC, REED, RM, SOC, SRP, UBC, VALE, WCW, WS, WTU; 485; 1875-2020)
var. ampla (ID, OSC; 21; 1877-1956)
var. monlepis (UBC; 1; 1983)
Agrostis gigantea (CIC, EWU, HOYT, HPSU, HSC, OSC, SOC, SRP, VALE, WTU; 78; 1887-2019)
Agrostis hallii (HPSU, ID, OSC, SOC, SRP, UBC, WS, WTU; 57; 1882-2012)
Agrostis hendersonii (OSC; 1; 1930)
Agrostis howellii (BLMMD, ID, NY, OSC, REED, WS, WTU; 21; 1882-2013)
Agrostis hyemalis (ID, REED, WTU; 6; 1910-1959)
Agrostis idahoensis (BLMMD, CIC, ID, NY, OSC, PSM, SOC, SRP, WS, WTU; 52; 1909-2013)
Agrostis microphylla (BLMMD, OSC, REED, SOC, SRP, WS, WTU; 28; 1880-2017)
Agrostis ×murbeckii (WTU; 1; 2007)
Agrostis nebulosa (WS; 1; 1903)
Agrostis oregonensis (EWU, HPSU, HSC, OSC, REED, SOC, SRP, WS, WTU; 48; 1881-2019)
Agrostis pallens (CIC, EWU, HJAEFB, HPSU, ID, NY, OSC, REED, SOC, SRP, UBC, WS, WTU; 182; 1881-2015)
Agrostis rossae (ID, OSC, REED, WTU; 5; 1907-1937)
Agrostis scabra (BLMVL, CIC, EWU, HJAEF, HJAEFB, HPSU, ID, IDS, OSC, PSM, RM, SOC, SRP, UBC, VALE, WCW, WS, WTU; 200; 1883-2016)
Agrostis stolonifera (BLMMD, BLMVL, BOIS, CIC, EWU, HJAEFB, HOYT, HPSU, HSC, ID, OSC, REED, RM, SOC, UAAH, UBC, USFS, VALE, WCW, WS, WTU; 285; 1874-2019)
Agrostis variabilis (BLMMD, CIC, EWU, HSC, ID, OSC, SOC, SRP, WS, WTU; 85; 1887-2014)
Aira caryophyllea (BLMMD, CIC, EWU, HJAEF, HJAEFB, HOYT, HPSU, ID, IDE, LINF, OSC, REED, RM, SOC, SRP, UBC, USFS, WCW, WS, WTU; 190; 1881-2018)
var. caryophyllea (EWU, HPSU, OSC, SRP, WS, WTU; 87; 1881-2018)
Aira elegans (HOYT, OSC, RM, WS, WTU; 11; 1906-2007)
Aira praecox (BLMMD, HPSU, ID, OSC, REED, RM, SOC, UBC, USFS, V, WTU; 53; 1915-2014)
Alopecurus aequalis (BLMMD, BLMVL, CIC, EWU, HPSU, ID, NY, OSC, PSM, REED, SOC, VALE, WS, WTU; 198; 1881-2020)
var. aequalis (EWU, HPSU, OSC, WS, WTU; 125; 1881-2012)
Alopecurus arundinaceus (CIC, WTU; 5; 2017)
Alopecurus carolinianus (CIC, ID, OSC, VALE, WS; 15; 1908-2009)
Alopecurus geniculatus (BLMMD, CIC, HPSU, ID, NY, OSC, PSM, REED, RM, SOC, SRP, UBC, USFS, WS, WTU; 104; 1884-2014)
Alopecurus myosuroides (HPSU, OSC, WS, WTU; 8; 1912-2002)
Alopecurus pratensis (BBLM, CIC, HOYT, HPSU, ID, LINF, NY, OSC, RM, SOC, SRP, UBC, VALE, WS, WTU; 134; 1881-2018)
Alopecurus saccatus (HPSU, ID, NY, OSC, REED, SOC, SRP, UBC, WS, WTU; 34; 1881-2017)
Amelichloa caudata (OSC; 1; 1915)
Ammophila arenaria (BLMMD, HPSU, ID, LINF, NY, OSC, SOC, UBC, USFS, WS, WTU, WWB; 49; 1914-2019)
ssp. arenaria (HPSU, OSC, WS; 26; 1914-2019)
Ammophila breviligulata (OSC; 3; 1929-1997)
ssp. breviligulata (OSC; 3; 1929-1997)
Anthoxanthum aristatum (BLMMD, HPSU, ID, OSC, WS, WTU; 15; 1911-2013)
ssp. aristatum (HPSU, OSC, WS; 6; 1916-2013)
Anthoxanthum odoratum (BLMMD, HOYT, HPSU, ID, LEA, NY, OSC, REED, RM, SOC, SRP, UBC, USFS, WS, WTU; 117; 1903-2020)
Apera interrupta (CIC, EWU, HPSU, ID, NY, OSC, RM, SOC, SRP, UBC, VALE, WS, WTU; 75; 1925-2019)
Apera spica-venti (OSC, RM, WS, WTU; 12; 1902-2002)
Aristida oligantha (BLMMD, ID, OSC, SOC, UBC, WS, WTU; 27; 1887-2012)
Aristida purpurea (CIC, HOYT, ID, OSC, SRP, VALE, WS, WTU; 15; 1923-2017)
var. longiseta (CIC, ID, OSC, SRP, VALE, WS, WTU; 12; 1923-2017)
Arrhenatherum elatius (BBLM, CIC, EWU, HOYT, HPSU, HSC, ID, IDS, NY, OSC, REED, RM, SOC, SRP, UBC, USFS, VALE, WS, WTU; 110; 1882-2018)
ssp. bulbosum (OSC; 11; 1926-1957)
ssp. elatius (EWU, ID, OSC, RM, SRP, USFS, WS, WTU; 40; 1882-2018)
Arundo donax (HOYT, HPSU, WTU; 9; 2013-2017)
Avena barbata (BLMMD, HPSU, ID, LINF, OSC, RM, SOC, SRP, UBC, WS, WTU; 27; 1883-2011)
Avena fatua (HOYT, HPSU, HSC, ID, LINF, OSC, RM, SOC, SRP, UBC, USFS, WS, WTU; 75; 1879-2017)
Avena sativa (ID, LINF, OSC, SOC, SRP, WS; 16; 1901-2008)
Beckmannia syzigachne (BBLM, BLMMD, BLMVL, BOIS, CIC, HOYT, HPSU, ID, IDS, LEA, LINF, NY, OSC, SOC, SRP, UBC, VALE, WS, WTU; 131; 1877-2012)
Brachypodium distachyon (WS, WTU; 2; 1902)
Brachypodium pinnatum (OSC; 1; 1949)
Brachypodium sylvaticum (BLMMD, HOYT, HPSU, ID, OR, OSC, SOC, SRP, UAAH, WS, WTU; 61; 1939-2019)
Briza maxima (BLMMD, HPSU, ID, NY, OSC, SOC, SRP, UBC, WS, WTU; 42; 1950-2019)
Briza media (OSC; 2; 2013)
Briza minor (BLMMD, HOYT, HPSU, ID, OSC, RM, SOC, SRP, UBC, USFS, WS, WTU; 127; 1884-2019)
Bromus anomalus (ID, VALE; 3; 1991-2001)
Bromus arenarius (OSC, SOC, WS, WTU; 7; 1908-2018)
Bromus arvensis (OSC; 1; 2014)
Bromus berteroanus (WS; 1; 1902)
Bromus brachyphullus (RM; 1; 1901)
Bromus briziformis (BLMMD, BLMVL, CIC, EWU, HOYT, ID, IDS, LEA, OSC, PSM, RM, SOC, USFS, VALE, WCW, WS, WTU; 119; 1894-2012)
Bromus catharticus (OSC, RM, UBC, WS, WTU; 19; 1902-2010)
var. catharticus (OSC, WS, WTU; 15; 1902-2010)
var. elatus (RM, WS; 3; 1905-1910)
Bromus cebadilla (SOC; 1; 2003)
Bromus ciliatus (BLMMD, BLMVL, HJAEFB, ID, OSC, RM, WS, WTU; 35; 1885-2012)
Bromus commutatus (BOIS, CIC, HPSU, HSC, IDS, OSC, RM, SOC, SRP, VALE, WS, WTU; 133; 1882-2017)
Bromus diandrus (BLMMD, CIC, EWU, HOYT, HPSU, HSC, ID, OSC, PLU, REED, RM, SOC, SRP, UBC, USFS, VALE, WS, WTU; 141; 1893-2016)
Bromus hordeaceus (BLMMD, BLMVL, CIC, EWU, HOYT, HPSU, HSC, ID, IDS, OSC, REED, RM, SOC, SRP, UBC, USFS, VALE, WCW, WS, WTU; 257; 1900-2018)
var. glabrescens (OSC, WCW; 2; 1908)
var. hordeaceus (SRP; 1; 2008)
Bromus inermis (CIC, EWU, HPSU, ID, LINF, OSC, REED, RM, SOC, SRP, UBC, VALE, WS, WTU; 101; 1901-2019)
Bromus japonicus (BLMMD, BLMVL, CIC, HSC, ID, IDS, OSC, RM, SOC, SRP, VALE, WS, WTU; 76; 1903-2018)
Bromus laevipes (BLMMD, ID, OSC, SOC, UBC, WTU; 35; 1887-2019)
Bromus madritensis (BLMMD, WS, WTU; 5; 1912-2012)
Bromus orcuttianus (ID, NY, OSC, REED, UBC, WS, WTU; 47; 1886-2013)
Bromus pacificus (BLMMD, NY, OSC, WS; 6; 1899-2012)
Bromus porteri (RM; 17; 2001-2002)
Bromus pumpellianus (CIC, VALE; 4; 1994-2002)
Bromus racemosus (CIC, ID, LINF, OSC, SOC, SRP, USFS, VALE, WS, WTU; 41; 1894-2009)
Bromus rubens (HOYT, ID, OSC, RM, SRP, WS, WTU; 49; 1894-2018)
Bromus secalinus (BBLM-OWY, BLMMD, BOIS, HPSU, ID, OSC, REED, RM, SOC, USFS, WCW, WS, WTU; 49; 1889-2019)
Bromus sitchensis (BLMMD, BLMVL, CIC, EWU, HJAEFB, HOYT, HPSU, HSC, ID, LINF, OSC, REED, RM, SOC, SRP, UBC, VALE, WS, WTU; 696; 1882-2019)
var. carinatus (BLMMD, EWU, HJAEFB, HOYT, HPSU, ID, LINF, OSC, REED, RM, SOC, SRP, UBC, VALE, WS, WTU; 373; 1882-2018)
var. marginatus (BLMMD, BLMVL, CIC, HPSU, HSC, OSC, REED, SOC, SRP, UBC, WS, WTU; 222; 1884-2018)
var. maritimus (OSC, REED; 13; 1909-2010)
var. polyanthus (HJAEFB, WS; 5; 1908-1968)
var. sitchensis (HPSU, WTU; 6; 1926-2019)
Bromus squarrosus (BLMMD, CIC, EWU, HPSU, ID, OSC, VALE, WTU; 15; 1999-2017)
Bromus sterilis (BLMVL, EWU, HJAEFB, HOYT, HPSU, ID, LINF, OR, OSC, REED, RM, SOC, SRP, USFS, WS, WTU; 92; 1906-2019)
Bromus suksdorfii (BLMVL, EWU, HJAEF, ID, OSC, SOC, WS, WTU; 62; 1887-2013)
Bromus suksdorfii × Bromus vulgaris (WTU; 1; 1928)
Bromus tectorum (BLMMD, BLMVL, BOIS, CIC, EWU, HOYT, HPSU, HSC, ID, IDS, LINF, NY, OSC, PSM, REED, RM, SOC, SRP, UBC, USFS, VALE, WCW, WS, WTU; 372; 1902-2018)
Bromus vulgaris (BLMMD, HJAEF, HJAEFB, HOYT, HPSU, ID, IDS, LINF, NY, OSC, REED, RM, SOC, SRP, UBC, WS, WTU; 225; 1881-2015)
Calamagrostis breweri (BLMMD, HPSU, OSC, WTU; 12; 1916-2019)
Calamagrostis canadensis (BLMMD, CIC, EWU, HJAEF, HJAEFB, HPSU, HSC, ID, OSC, REED, RM, SOC, SRP, VALE, WS, WTU; 188; 1875-2019)
var. canadensis (BLMMD, CIC, HPSU, OSC, RM, SRP, WS, WTU; 49; 1877-2014)
var. langsdorffii (CIC, EWU, HPSU, HSC, OSC, SRP, WTU; 49; 1875-2019)
Calamagrostis howellii (ID, OSC, SRP, WS, WTU; 35; 1881-2013)
Calamagrostis koelerioides (BLMMD, HSC, ID, OSC, RM, SOC, WS, WTU; 29; 1887-2004)
Calamagrostis mansfieldii (WTU; 1; 2005)
Calamagrostis nutkaensis (BLMMD, HPSU, HSC, ID, OSC, REED, SOC, WS, WTU; 78; 1882-2012)
Calamagrostis purpurascens (BLMMD, OSC, RM, SOC, SRP, WS, WTU; 15; 1900-2013)
Calamagrostis rubescens (BLMVL, CIC, ID, OSC, RM, SOC, SRP, VALE, WS, WTU; 88; 1853-2018)
Calamagrostis stricta (BLMMD, CIC, HJAEFB, HPSU, HSC, ID, IDS, LINF, OSC, REED, SOC, SRP, VALE, WS, WTU; 99; 1885-2016)
ssp. inexpansa (CIC, HJAEFB, HPSU, HSC, ID, OSC, REED, SOC, SRP, VALE, WS, WTU; 59; 1885-2014)
ssp. stricta (OSC, WTU; 15; 1885-2016)
Calamagrostis tacomensis (HPSU, OSC; 4; 1954-2017)
Calamagrostis tweedyi (WTU; 1; 1990)
Calamagrostis utsutsuensis (CIC, SRP, WTU; 15; 1959-2012)
Catabrosa aquatica (BLMMD, CIC, NY, OSC, SOC, SRP, VALE, WS, WTU; 26; 1925-2013)
Cenchrus longispinus (CIC, ID, OSC, WS, WTU; 24; 1916-2019)
Cenchrus orientalis (WTU; 1; 2019)
Cenchrus spinifex (ID, UBC; 2; 1956)
Chloris radiata (OSC; 1; 1915)
Chloris verticillata (BLMMD, CIC, OSC, SOC, WTU; 5; 1998-2013)
Cinna latifolia (BLMMD, CIC, HPSU, HSC, ID, IDS, OSC, REED, RM, SOC, SRP, UBC, WS, WTU; 117; 1881-2013)
Cladoraphis cyperoides (OSC; 2; 1915)
Coleanthus subtilis (OSC, V, WS, WTU; 12; 1883-1989)
Coleataenia longifolia (OSC, SOC, UBC, WS, WTU; 10; 1966-2015)
ssp. rigidula (OSC, SOC, UBC, WS, WTU; 10; 1966-2015)
Cortaderia jubata (BLMMD, OSC, SRP, WTU; 12; 1959-2015)
Cortaderia selloana (BLMMD, HPSU, ID, OSC, WS, WTU; 39; 1953-2020)
Crypsis alopecuroides (BLMVL, CIC, EWU, HPSU, ID, IDS, NY, OSC, RM, SOC, SRP, UBC, VALE, WS, WTU; 76; 1926-2019)
Crypsis schoenoides (CIC, NY, OSC, SOC, SRP, VALE, WTU; 15; 1976-2016)
Crypsis vaginiflora (CIC, NY; 2; 1978)
Cynodon dactylon (ID, IDS, OSC, SOC, SRP, UBC, WS, WTU; 50; 1900-2019)
var. dactylon (WTU; 6; 1900-2003)
Cynodon ×magennisii (OSC; 1; 2008)
Cynosurus cristatus (BLMMD, HPSU, OSC, SOC, WS, WTU; 49; 1911-2018)
Cynosurus echinatus (HPSU, ID, LINF, OSC, PSM, REED, RM, SOC, SRP, UBC, WS, WTU, WWB; 124; 1919-2019)
Dactylis glomerata (CIC, EWU, HJAEF, HPSU, ID, LEA, LINF, OSC, REED, RM, SOC, SRP, USFS, VALE, WCW, WS, WTU; 187; 1883-2015)
Danthonia californica (BLMMD, CIC, HPSU, HSC, ID, IDE, IDS, NY, OR, OSC, REED, SOC, SRP, UBC, VALE, WCW, WS, WTU; 211; 1882-2018)
Danthonia decumbens (BLMMD, OSC, WTU; 8; 1962-2013)
Danthonia intermedia (BLMMD, BLMVL, CIC, EWU, HPSU, HSC, ID, NY, OSC, REED, SOC, SRP, VALE, WS, WTU; 111; 1884-2019)
ssp. intermedia (HSC; 4; 1978)
Danthonia spicata (HPSU, ID, OSC, WTU; 7; 1921-2012)
Danthonia unispicata (BLMMD, BLMVL, CIC, EWU, HJAEF, HPSU, ID, NY, OSC, REED, RM, SOC, SRP, UBC, VALE, WS, WTU; 112; 1887-2012)
Deschampsia cespitosa (BLMMD, CIC, HJAEF, HPSU, HSC, ID, IDS, LINF, OSC, REED, RM, SOC, SRP, UBC, VALE, WS, WTU; 320; 1875-2019)
Deschampsia danthonioides (BLMMD, BLMVL, CIC, EWU, HPSU, HSC, ID, IDS, LEA, OSC, RM, SOC, SRP, UBC, VALE, WS, WTU; 198; 1882-2016)
Deschampsia elongata (BLMMD, BLMVL, BOIS, CIC, EWU, HPSU, HSC, ID, OSC, REED, RM, SOC, SRP, UBC, VALE, WS, WTU; 258; 1877-2018)
Deschampsia sukatschewii (WS; 1; 1922)
Desmazeria acutiflora (WS; 1; 1902)
Dichanthelium acuminatum (BLMMD, BLMVL, CIC, HPSU, HSC, ID, IDS, NY, OSC, SOC, SRP, UBC, WS, WTU; 135; 1881-2019)
ssp. acuminatum (BLMMD, BLMVL, HSC, ID, SOC, SRP, UBC, WS, WTU; 27; 1893-2007)
ssp. fasciculatum (BLMMD, CIC, HPSU, ID, IDS, OSC, SRP, UBC, WTU; 102; 1881-2019)
Dichanthelium commutatum (OSC; 1; 2011)
var. commutatum (OSC; 1; 2011)
Dichanthelium oligosanthes (BBLM, BLMVL, HPSU, ID, IDS, OSC, REED, SOC, SRP, UBC, WS, WTU; 65; 1880-2019)
ssp. scribnerianum (BBLM, BLMVL, HPSU, IDS, OSC, REED, SOC, SRP, UBC, WS, WTU; 61; 1880-2019)
Digitaria ischaemum (ALA, BABY, BLMMD, OSC, SOC, UBC, USFS, WS, WTU; 32; 1900-2013)
Digitaria sanguinalis (BLMMD, HPSU, ID, OSC, SOC, SRP, UAAH, UBC, USFS, WS, WTU, WWB; 70; 1885-2018)
Digitaria villosa (WS; 1; 1900)
Diplachne fusca (BLMVL, CIC, HPSU, IDE, OSC, SRP, WS, WTU; 53; 1887-2017)
ssp. fascicularis (BLMVL, CIC, IDE, OSC, SRP, WS, WTU; 49; 1927-2017)
ssp. uninervia (HPSU, OSC, WTU; 4; 1887-1987)
Distichlis spicata (BLMMD, CIC, HPSU, ID, IDS, LEA, OSC, PSM, REED, SOC, SRP, UBC, VALE, WS, WTU; 159; 1882-2018)
Echinochloa colona (OSC, WS; 4; 1900-1910)
Echinochloa crus-galli (BLMMD, BLMVL, HPSU, HSC, ID, LEA, OSC, REED, SOC, SRP, UAAH, UBC, VALE, WS, WTU; 110; 1882-2019)
Echinochloa crus-pavonis (HPSU, ID, USFS, WS, WTU; 7; 1900-1963)
var. crus-pavonis (HPSU, ID, WS; 4; 1947-1963)
var. macera (USFS; 2; 1913-1917)
Echinochloa muricata (CIC, HOYT, HPSU, OSC, RM, SRP, V, VALE, WS, WTU; 49; 1882-2015)
var. microstachya (CIC, HPSU, OSC, RM, SRP, V, VALE, WS, WTU; 47; 1882-2015)
Ehrharta erecta (OSC, SRP; 2; 1982-1991)
Eleusine indica (OSC, WS; 2; 1900-1915)
Eleusine tristachya (OSC, WS; 4; 1902-1915)
×Elyhordeum macounii (OSC, SRP, WCW, WS, WTU; 16; 1908-1954)
×Elyhordeum stebbinsianum (OSC, SRP; 16; 1902-2007)
×Elyleymus aristatus (NY, OSC, RM, WS; 13; 1901-1957)
Elymus albicans (ID, RM, WS; 8; 1938-2001)
Elymus canadensis (ID, IDS, OSC, SOC, SRP, WS, WTU; 17; 1910-2017)
var. canadensis (OSC, WS; 9; 1910-1957)
Elymus canadensis × Elymus glaucus (WTU; 1; 1914)
Elymus caninus (OSC, REED, WCW, WTU; 4; 1934-1940)
Elymus elymoides (BLMMD, BLMVL, BOIS, CIC, HOYT, HPSU, ID, IDS, OSC, PSM, REED, RM, SOC, SRP, UBC, VALE, WCW, WS, WTU, WWB; 520; 1882-2018)
ssp. brevifolius (ID, OSC, SOC, SRP, WS, WTU; 71; 1903-2008)
ssp. elymoides (CIC, ID, OSC, SOC, SRP, VALE, WS, WTU; 204; 1894-2018)
ssp. hordeoides (OSC, SOC, WS, WTU; 28; 1899-2011)
var. elymoides (RM, VALE, WTU; 4; 1962-2002)
Elymus glaucus (BLMVL, CIC, EWU, HJAEF, HJAEFB, HOYT, HPSU, HSC, ID, LINF, OSC, REED, RM, SOC, SRP, UBC, WCW, WS, WTU; 436; 1875-2018)
ssp. glaucus (BLMVL, CIC, HPSU, HSC, ID, LINF, OSC, REED, RM, SOC, SRP, WS, WTU; 292; 1875-2018)
ssp. virescens (ID, OSC, REED, WTU; 6; 1919-1968)
Elymus ×hansenii (HJAEFB, ID, IDE, OSC, WS, WTU; 26; 1915-1995)
Elymus hirsutus (OSC, SOC; 7; 1967-2014)
Elymus lanceolata (CIC; 2; 2003)
ssp. riparius (CIC; 2; 2003)
Elymus lanceolatus (BLMVL, CIC, EWU, HPSU, ID, MONT, OSC, REED, RM, SRP, WS, WTU; 110; 1885-2012)
ssp. lanceolatus (BLMVL, CIC, HPSU, ID, OSC, SRP, WS; 46; 1894-2007)
ssp. psammophilus (OSC; 8; 1886-1950)
ssp. riparius (CIC, EWU, HPSU, MONT, OSC, REED, SRP, WTU; 23; 1885-2012)
var. lanceolatus (RM; 14; 2001)
Elymus multisetus (BLMMD, BLMVL, HPSU, HSC, OSC, REED, RM, SOC, SRP, WS, WTU; 75; 1897-2012)
Elymus repens (BLMVL, CIC, HOYT, HPSU, ID, LINF, OSC, REED, RM, SOC, SRP, WS, WTU; 130; 1894-2019)
Elymus ×saundersii (OSC; 3; 1886-1979)
Elymus scribneri (RM; 1; 2002)
Elymus semicostatus (USFS, WS; 4; 1899-1927)
Elymus sierrae (WTU; 1; 1938)
Elymus trachycaulus (BLMMD, BLMVL, CIC, EWU, HJAEFB, HPSU, ID, OSC, REED, RM, SOC, SRP, VALE, WCW, WS, WTU; 246; 1886-2018)
ssp. subsecundus (BLMVL, CIC, EWU, HJAEFB, ID, REED, WTU; 15; 1914-2003)
ssp. trachycaulus (BLMVL, CIC, EWU, HPSU, ID, OSC, RM, SOC, VALE, WCW, WS, WTU; 198; 1886-2015)
Elymus trachycaulus × Elymus scribneri (WTU; 2; 1943-1959)
Elymus tsukushiensis (OSC, WTU; 4; 1900-1903)
Elymus violaceus (CIC, OSC, SOC, WS, WTU; 19; 1914-2013)
Elymus wawawaiensis (OSC; 3; 1933-2012)
Eragrostis cilianensis (BLMVL, CIC, HSC, ID, OSC, RM, SOC, USFS, V, WS, WTU; 52; 1913-2019)
Eragrostis curvula (EWU, HOYT, HPSU, OSC, SRP, WS, WTU; 25; 1990-2015)
Eragrostis frankii (SRP; 1; 1925)
Eragrostis hypnoides (BBLM, CIC, HOYT, HPSU, ID, OSC, SRP, UBC, WS, WTU; 46; 1878-2019)
Eragrostis lutescens (CIC, OSC; 2; 1922-1974)
Eragrostis mexicana (HSC, OSC, SOC, SRP, UBC; 14; 1915-2010)
ssp. virescens (HSC, OSC, SOC, SRP, UBC; 14; 1915-2010)
Eragrostis minor (OSC, WTU; 10; 1922-2013)
Eragrostis pectinacea (BLMMD, BLMVL, CIC, HPSU, ID, OSC, SOC, SRP, UBC, WS, WTU; 102; 1919-2019)
var. miserrima (BLMMD; 1; 2003)
var. pectinacea (BLMVL, CIC, HPSU, ID, OSC, SRP, WS, WTU; 60; 1919-2019)
Eragrostis pilosa (OSC, SOC, WS, WTU; 8; 1900-1984)
var. pilosa (OSC, WS; 6; 1900-1913)
Eremopyrum triticeum (BLMMD, BLMVL, CIC, ID, IDS, NY, OSC, REED, SRP, UBC, WCW, WS, WTU; 47; 1912-2017)
Festuca ammobia (CIC, OSC, SOC, WTU; 11; 1926-2018)
Festuca brachyphylla (CIC, OSC, REED, SOC, SRP, WS, WTU; 18; 1884-2012)
ssp. brachyphylla (CIC, WS; 7; 1899-1992)
ssp. breviculmis (OSC; 2; 1974-1980)
ssp. coloradensis (OSC; 1; 1899)
Festuca californica (BLMMD, HOYT, HPSU, ID, OSC, SOC, SRP, UBC, WS, WTU; 90; 1886-2018)
ssp. californica (OSC, WS; 49; 1886-2002)
Festuca campestris (BLMVL, CIC, EWU, ID, IDS, OSC, PSM, RM, SOC, UBC, WS, WTU; 34; 1942-2014)
Festuca dasyclada (IDS; 1; 1961)
Festuca elmeri (OSC, REED, SOC, WTU; 11; 1884-2012)
Festuca filiformis (BLMMD, EWU, HOYT, OSC, SOC; 7; 1921-2017)
Festuca idahoensis (BLMMD, BLMVL, BOIS, CIC, EWU, HJAEF, HOYT, HPSU, HSC, ID, IDS, OSC, PSM, REED, RM, SOC, SRP, UBC, WCW, WS, WTU, WWB; 307; 1881-2019)
Festuca lemanii (WTU; 1; 2018)
Festuca occidentalis (BLMMD, BLMVL, EWU, HJAEF, HJAEFB, HOYT, HPSU, HSC, ID, OSC, REED, RM, SOC, SRP, UBC, WS, WTU; 251; 1881-2018)
Festuca ovina (BLMVL, HJAEFB, ID, IDS, OSC, REED, SOC, WTU; 14; 1883-2003)
Festuca paradoxa (OSC; 1; 2004)
Festuca roemeri (BLMMD, HOYT, HPSU, ID, NY, OSC, SOC, SRP, UBC, V, WS, WTU; 197; 1881-2019)
var. klamathensis (HPSU, NY, OSC, UBC, WS, WTU; 69; 1899-2000)
var. roemeri (HPSU, ID, OSC, SRP, WTU; 70; 1881-2019)
Festuca rubra (BLMMD, BLMVL, BOIS, CIC, EWU, HJAEF, HJAEFB, HOYT, HPSU, HSC, ID, LINF, OSC, REED, RM, SOC, SRP, UAAH, UBC, V, WCW, WS, WTU; 409; 1881-2019)
ssp. arenaria (WTU; 1; 1997)
ssp. commutata (HPSU, OSC, WTU; 8; 1964-2019)
ssp. fallax (OSC; 6; 1916-2009)
ssp. juncea (HPSU, OSC, WS, WTU; 39; 1882-2019)
ssp. mediana (OSC, V, WS, WTU; 8; 1882-2005)
ssp. rubra (CIC, HPSU, ID, OSC, RM, SRP, WS, WTU; 78; 1882-2018)
ssp. secunda (OSC, V; 3; 1972-1994)
ssp. trichophylla (OSC, WTU; 2; 1994-1995)
ssp. vallicola (WS; 7; 1894-1994)
var. arenicola (WTU; 1; 2009)
var. commutata (CIC, OSC, WTU; 34; 1942-1999)
var. flora (WTU; 1; 1914)
var. glaucescens (WCW; 1; 1900)
Festuca saximontana (BLMVL, CIC, HPSU, OSC, RM, SRP, WS, WTU; 44; 1881-2018)
var. purpusiana (CIC, HPSU, OSC, WTU; 35; 1881-2018)
var. saximontana (BLMVL, RM, SRP, WS, WTU; 9; 1894-2003)
Festuca scabrella (CIC, ID, SRP, UBC; 7; 1959-2010)
Festuca subulata (BLMMD, EWU, HOYT, HPSU, HSC, ID, OR, OSC, REED, RM, SOC, SRP, WS, WTU; 110; 1882-2019)
Festuca subuliflora (BLMMD, EWU, HOYT, HPSU, HSC, ID, OSC, SOC, SRP, WS, WTU; 65; 1902-2019)
Festuca trachyphylla (BLMVL, HPSU, OSC, SOC, SRP, WTU; 32; 1943-2017)
Festuca valesiaca (CIC, ID, OSC, SOC, SRP, WTU; 18; 1999-2017)
Festuca viridula (EWU, HPSU, ID, OSC, REED, RM, SOC, SRP, UBC, WS, WTU; 124; 1884-2008)
Gastridium phleoides (BLMMD, ID, OSC, SOC, SRP, WS, WTU; 70; 1887-2013)
Glyceria borealis (BLMVL, CIC, HPSU, ID, OSC, SOC, WS, WTU; 70; 1894-2014)
Glyceria canadensis (HPSU, OSC, WTU; 7; 1929-2003)
var. canadensis (OSC; 2; 1929-1999)
Glyceria declinata (BLMVL, HOYT, HPSU, OSC, SRP, WS, WTU; 20; 1987-2018)
Glyceria elata (BLMMD, BLMVL, CIC, EWU, HJAEF, HJAEFB, HOYT, HPSU, HSC, ID, IDS, OSC, REED, RM, SOC, SRP, UBC, WS, WTU; 212; 1807-2019)
Glyceria fluitans (OSC, WS; 3; 1893-1997)
Glyceria grandis (BLMVL, CIC, EWU, HPSU, ID, OSC, REED, RM, SRP, WS, WTU; 56; 1882-2017)
var. grandis (HPSU, OSC, WS; 28; 1883-2017)
Glyceria leptostachya (HPSU, ID, OSC, SOC, SRP, UBC, WTU; 52; 1883-2018)
Glyceria nervata (REED; 1; 1924)
var. elata (REED; 1; 1924)
Glyceria ×occidentalis (BLMVL, HOYT, HPSU, ID, IDE, OSC, SOC, SRP, UBC, WS, WTU; 45; 1882-2020)
Glyceria pauciflora (WTU; 1; 1907)
var. holmii (WTU; 1; 1907)
Glyceria striata (BLMMD, BLMVL, CIC, HJAEF, HPSU, HSC, ID, OSC, RM, SOC, WS, WTU; 88; 1881-2014)
Gnomonia veneta (UBC; 1; 1933)
Graphephorum wolfii (CIC, EWU, ID, OSC, REED, RM, WCW, WS, WTU; 64; 1894-2011)
Hainardia cylindrica (ID, OSC, WS; 3; 2005)
Hesperostipa comata (BBLM, BLMVL, BOIS, CIC, HPSU, ID, LEA, NY, OSC, PSM, SOC, SRP, UBC, WS, WTU; 109; 1881-2019)
ssp. comata (BLMVL, CIC, HPSU, ID, OSC, SOC, SRP, UBC, WS, WTU; 78; 1881-2019)
ssp. intermedia (WTU; 1; 1953)
Hesperostipa spartea (OSC, WS; 2; 1913-1940)
Hierochloe occidentalis (BLMMD, HJAEF, HPSU, ID, OSC, SOC, SRP, UBC, WS, WTU; 85; 1875-2019)
Hierochloe odorata (BLMMD, BLMVL, ID, NY, OSC, RM, SRP, WTU; 24; 1885-2010)
Holcus lanatus (CIC, EWU, HJAEF, HOYT, HPSU, HSC, ID, IDE, IDS, LINF, OSC, PSM, REED, RM, SOC, SRP, UAAH, UBC, USFS, WCW, WS, WTU; 203; 1882-2014)
Holcus mollis (CIC, HPSU, ID, OSC, SRP, WS, WTU; 34; 1921-2020)
Hordeum brachyantherum (BLMMD, BLMVL, CIC, EWU, HOYT, HPSU, HSC, ID, LINF, OSC, REED, SOC, SRP, UBC, WCW, WS, WTU; 206; 1875-2013)
ssp. brachyantherum (CIC, HSC, OSC, REED, SOC, SRP, WTU; 97; 1875-2011)
ssp. californicum (HSC, OSC; 8; 1915-1980)
Hordeum congesta (UBC; 1; 1980)
Hordeum depressum (HPSU, OSC, REED, SOC; 4; 1914-1992)
Hordeum filipes (UBC; 1; 1985)
Hordeum jubatum (BLMMD, BLMVL, BOIS, CIC, EWU, HOYT, HPSU, ID, IDS, NY, OSC, PSM, SOC, SRP, WS, WTU; 105; 1885-2019)
ssp. intermedium (WS; 2; 1901-1912)
ssp. jubatum (EWU, OSC, WS, WTU; 44; 1885-2019)
Hordeum marinum (BLMMD, BLMVL, CIC, HOYT, HPSU, HSC, ID, OSC, RM, SOC, SRP, UBC, USFS, WS, WTU; 98; 1884-2019)
ssp. gussoneanum (BLMMD, BLMVL, CIC, HPSU, HSC, ID, OSC, RM, SOC, SRP, UBC, USFS, WS, WTU; 97; 1884-2019)
Hordeum murinum (BLMVL, CIC, EWU, HOYT, HPSU, ID, IDS, LINF, OSC, REED, RM, SOC, SRP, UBC, WS, WTU; 127; 1883-2019)
ssp. glaucum (BLMVL, CIC, HPSU, ID, OSC, SOC, SRP, UBC, WS, WTU; 53; 1887-2003)
ssp. leporinum (BLMVL, CIC, HPSU, ID, IDS, LINF, OSC, RM, SOC, SRP, UBC, WS, WTU; 35; 1883-2003)
ssp. murinum (HPSU, OSC, SOC; 12; 1911-2019)
Hordeum pusillum (ID; 1; 1993)
Hordeum secalinum (REED; 1; 1928)
Hordeum vulgare (OSC, SOC, USFS, WS, WTU; 16; 1914-1998)
Imperata ovata (WS; 1; 1899)
Koeleria macrantha (BLMMD, BLMVL, CIC, HJAEF, HJAEFB, HOYT, HPSU, ID, IDS, LEA, LINF, OSC, PSM, REED, RM, SOC, SRP, UBC, WS, WTU, WWB; 378; 1876-2018)
Lagurus ovatus (WTU; 1; 2018)
Leersia oryzoides (BLMVL, CIC, HPSU, ID, IDS, OR, OSC, SOC, SRP, UBC, WS, WTU; 66; 1914-2019)
Leucopoa kingii (BLMMD, CIC, HSC, ID, OSC, SRP, WS, WTU; 17; 1885-2012)
Leymus cinereus (BLMMD, BLMVL, BOIS, CIC, HPSU, ID, IDS, OSC, RM, SOC, SRP, VALE, WS, WTU; 162; 1887-2017)
Leymus condensatus (BLMMD, EWU, OSC, REED, SOC, SRP, UBC, WTU; 25; 1887-2019)
Leymus flavescens (BLMMD, BLMVL, CIC, ID, OSC, SOC, SRP, WS, WTU; 41; 1881-2013)
Leymus flavescens × Leymus triticoides (WTU; 1; 2011)
Leymus innovatus (REED; 1; 1886)
Leymus mollis (BLMMD, BOIS, HPSU, IDS, LINF, NY, OSC, PSM, RM, SOC, SRP, USFS, WS, WTU; 51; 1882-2012)
ssp. mollis (BLMMD, BOIS, OSC, RM, SOC, SRP, USFS, WS; 31; 1882-2012)
Leymus multicaulis (CIC; 1; 2002)
Leymus ×multiflorus (WTU; 1; 2017)
Leymus racemosus (WTU; 2; 2018)
Leymus salina (CIC; 1; 1977)
ssp. salmonis (CIC; 1; 1977)
Leymus triticoides (BLMMD, BLMVL, CIC, EWU, HPSU, ID, IDS, OSC, PSM, REED, SOC, SRP, WS, WTU; 153; 1875-2019)
Leymus ×vancouverensis (OSC, WTU; 6; 1915-1939)
Lolium multiflorum (CIC, HOYT, HPSU, ID, IDS, LINF, OSC, REED, SOC, SRP, USFS, WS, WTU; 98; 1882-2018)
Lolium perenne (EWU, HJAEF, HOYT, HPSU, HSC, ID, IDS, LINF, OSC, PSM, REED, RM, SOC, USFS, WS, WTU; 116; 1897-2010)
Lolium rigidum (OSC, WS, WTU; 3; 1902-1916)
Lolium temulentum (OSC, REED, WTU; 21; 1887-1984)
ssp. temulentum (OSC; 18; 1887-1956)
Melica aristata (BLMMD, HJAEFB, OSC, SOC, WS, WTU; 22; 1902-2013)
Melica bulbosa (BLMMD, BLMVL, CIC, HSC, ID, LINF, OSC, REED, RM, SOC, SRP, WS, WTU; 111; 1885-2014)
Melica fugax (BLMVL, CIC, EWU, ID, NY, OSC, RM, SOC, WS, WTU; 95; 1885-2012)
Melica geyeri (BLMMD, CIC, DPP, HPSU, HSC, ID, OSC, SOC, UBC, WS, WTU; 60; 1884-2017)
var. geyeri (HPSU, OSC, WS; 36; 1884-2017)
Melica harfordii (BLMMD, HJAEF, HJAEFB, HOYT, HPSU, HSC, ID, NY, OSC, SOC, SRP, WS, WTU; 144; 1882-2019)
Melica smithii (MONT, OSC, RM, WS; 7; 1899-2002)
Melica spectabilis (BLMVL, CIC, EWU, ID, NY, OSC, REED, SOC, SRP, WS, WTU; 64; 1896-2017)
Melica stricta (BLMMD, CIC, NY, OSC, SOC, SRP, WS, WTU; 36; 1885-2016)
var. stricta (OSC, SOC; 16; 1885-2013)
Melica subulata (CIC, DPP, EWU, HOYT, HPSU, HSC, ID, OR, OSC, REED, RM, SOC, SRP, UBC, WS, WTU; 260; 1877-2019)
Melinis repens (SRP; 1; 1982)
Miscanthus sinensis (HPSU, WTU; 4; 2016-2018)
Molineriella laevis (HSC, ID, OSC, WTU; 27; 1913-2009)
Molinia caerulea (HPSU, OSC, WTU; 7; 1962-2019)
Muhlenbergia andina (HSC, NY, OSC, SOC, WTU; 17; 1879-2010)
Muhlenbergia asperifolia (BLMMD, BLMVL, BOIS, CIC, EWU, HPSU, ID, IDS, NY, OSC, SOC, WS, WTU; 88; 1881-2019)
Muhlenbergia filiformis (BLMMD, CIC, EWU, HJAEF, HPSU, HSC, ID, IDS, NY, OSC, RM, SOC, SRP, UBC, V, WS, WTU; 153; 1881-2019)
Muhlenbergia glomerata (OSC; 1; 1900)
Muhlenbergia mexicana (BLMMD, CIC, EWU, HPSU, ID, NY, OSC, WS, WTU; 34; 1932-2019)
var. filiformis (HPSU, OSC, WTU; 11; 1939-2019)
var. mexicana (OSC; 1; 1994)
Muhlenbergia minutissima (OSC, PSM, SOC; 5; 1974-1985)
Muhlenbergia richardsonis (BLMMD, CIC, EWU, HPSU, ID, NY, OSC, SOC, WS, WTU; 113; 1885-2013)
Muhlenbergia rigens (WS; 1; 2005)
Muhlenbergia uniflora (OSC; 1; 1997)
Munroa squarrosa (OSC; 1; 1985)
Nardus stricta (OSC, WTU; 6; 1962-2015)
Nassella lepida (SOC; 1; 1995)
Nassella tenuissima (OSC, WTU; 6; 2008-2015)
Nassella viridula (SRP; 1; 1894)
Not onagraceae (OSC; 1; 1930)
Panicum acuminatum (ID; 1; 1999)
ssp. acuminatum (ID; 1; 1999)
Panicum capillare (BLMVL, CIC, HOYT, HPSU, HSC, ID, IDS, NY, OSC, PSM, RM, SOC, SRP, UBC, V, WCW, WS, WTU, WWB; 126; 1881-2019)
ssp. capillare (HPSU, IDS, OSC, SOC, WS, WTU; 69; 1881-2019)
Panicum dichotomiflorum (CIC, EWU, HPSU, ID, OSC, SOC, SRP, UBC, WS, WTU; 39; 1940-2019)
ssp. dichotomiflorum (EWU, HPSU, ID, OSC, WS, WTU; 28; 1940-2019)
Panicum miliaceum (EWU, HOYT, HPSU, ID, IDE, OSC, SOC, SRP, WS, WTU; 45; 1900-2019)
ssp. miliaceum (EWU, HPSU, OSC, WTU; 18; 1917-2019)
ssp. ruderale (ID, OSC, WS, WTU; 10; 2003-2014)
Panicum virgatum (HPSU; 1; 2019)
Pappostipa speciosa (CIC, ID, OSC, SOC; 6; 1985-2014)
Parapholis incurva (BLMMD, OSC, SOC, WS, WTU; 11; 1906-2012)
Pascopyrum smithii (BLMMD, BLMVL, CIC, HPSU, ID, OSC, SRP, WS; 59; 1885-2013)
Paspalum dilatatum (ID, IDE, OSC, SRP, UBC, WS, WTU; 46; 1885-2017)
Paspalum distichum (BLMVL, CIC, HOYT, HPSU, ID, NY, OSC, REED, SOC, SRP, UBC, WS, WTU; 88; 1885-2018)
Pennisetum villosum (OSC, WTU; 2; 2005)
Phalaris angusta (OSC; 3; 1926-1951)
Phalaris aquatica (ID, OSC, SRP, UBC, WS, WTU; 22; 1916-2017)
Phalaris arundinacea (BLMVL, CIC, HOYT, HPSU, ID, LINF, NY, OSC, PSM, REED, RM, SOC, SRP, USFS, WS, WTU; 143; 1875-2019)
Phalaris brachystachys (WS; 2; 1902-1912)
Phalaris californica (OSC, SOC; 3; 1884-1977)
Phalaris canariensis (OSC, WS, WTU; 22; 1899-2012)
Phalaris caroliniana (OSC, UBC, WTU; 8; 1884-1977)
Phalaris minor (OSC, WS, WTU; 10; 1900-1949)
Phalaris paradoxa (BLMMD, OSC, SOC, WS, WTU; 9; 1903-2012)
Phleum alpinum (CIC, HPSU, ID, LINF, OSC, REED, RM, SOC, SRP, WS, WTU; 183; 1881-2018)
var. alpinum (ID, RM; 7; 2001-2002)
Phleum arenarium (OSC, WS, WTU; 8; 1906-1914)
Phleum paniculatum (WS; 2; 1901-1902)
Phleum pratense (BLMVL, CIC, HOYT, HPSU, HSC, ID, IDS, LINF, OSC, PSM, REED, RM, SOC, SRP, USFS, WCW, WS, WTU; 172; 1883-2014)
ssp. pratense (OSC, WS, WTU; 7; 1952-2010)
var. pratense (ID, RM, USFS; 32; 1903-2002)
Phleum subulatum (WS; 2; 1912)
Phragmites australis (BLMMD, BLMVL, CIC, EWU, HOYT, HPSU, ID, IDS, LEA, OSC, SOC, USFS, WS, WTU; 66; 1877-2018)
ssp. americanus (CIC, EWU, HPSU, OSC; 16; 1885-2014)
ssp. australis (HPSU, ID, LEA, OSC, WTU; 14; 1877-2018)
Phyllostachys aureosulcata (SOC; 1; 2014)
var. spectabilis (SOC; 1; 2014)
Piptatheropsis exigua (BLMMD, NY, OSC, SOC, WS, WTU; 29; 1894-2013)
Pleuropogon hooverianus (WS; 4; 1902-2000)
Pleuropogon oregonus (CIC, OSC, SOC, WS; 16; 1937-2013)
Pleuropogon refractus (BLMMD, HPSU, HSC, ID, IDS, OSC, SOC, SRP, WTU; 63; 1881-2016)
Poa abbreviata (ID; 2; 1948)
ssp. pattersonii (ID; 2; 1948)
Poa alpina (BLMMD, ID, OSC, SOC, SRP, WCW, WS, WTU; 43; 1899-2013)
ssp. alpina (OSC, WTU; 6; 1906-2005)
Poa annua (BLMVL, CIC, HOYT, HPSU, ID, OSC, REED, RM, SOC, SRP, WS, WTU; 117; 1881-2009)
Poa bolanderi (ID, IDS, OSC, REED, RM, SOC, WS, WTU; 39; 1882-2004)
Poa bulbosa (BLMMD, BLMVL, BOIS, CIC, HOYT, HPSU, HSC, ID, LEA, LINF, OSC, REED, RM, SOC, SRP, UBC, WCW, WS, WTU; 157; 1926-2019)
ssp. bulbosa (OSC; 3; 1927-1993)
ssp. vivipara (OSC, SRP, WS, WTU; 60; 1926-2018)
Poa chambersii (OSC, SOC, SRP; 15; 1914-2014)
Poa compressa (BLMVL, CIC, HOYT, HPSU, ID, LINF, OSC, RM, SOC, SRP, UAAH, WS, WTU; 119; 1883-2019)
Poa confinis (HPSU, NY, OSC, SOC, SRP, V, WS, WTU, WWB; 41; 1882-2012)
Poa cusickii (BLMMD, BLMVL, CIC, HOYT, HPSU, ID, IDS, LINF, NY, OSC, REED, SOC, SRP, UBC, WCW, WS, WTU; 346; 1881-2014)
ssp. cusickii (BLMVL, CIC, HPSU, ID, OSC, SOC, SRP, WS, WTU; 147; 1885-2013)
ssp. epilis (BLMMD, CIC, HPSU, ID, OSC, REED, SOC, SRP, WS, WTU; 99; 1881-2014)
ssp. pallida (CIC, OSC; 17; 1927-2012)
ssp. purpurascens (HPSU, ID, NY, OSC, UBC, WCW, WS, WTU; 48; 1881-2008)
Poa fendleriana (BLMVL, CIC, ID, OSC, RM, SOC, WS, WTU; 17; 1885-2005)
ssp. longiligula (CIC, ID, OSC, SOC, WS, WTU; 13; 1885-1998)
Poa glauca (CIC, ID, IDS, OSC, SRP, WS; 9; 1900-2016)
ssp. glauca (WS; 1; 1902)
ssp. rupicola (CIC, ID, IDS, OSC, SRP; 8; 1900-2016)
Poa hendersoni (NY; 1; 1885)
Poa howellii (HOYT, HPSU, OSC, REED, SOC, WS, WTU; 48; 1881-2016)
Poa infirma (CIC, OSC, SOC, SRP, WTU; 25; 1902-2018)
Poa interior (RM, WS, WTU; 22; 1966-2002)
Poa kelloggii (REED; 1; ?)
Poa laxa (OSC; 1; 1900)
Poa laxiflora (HPSU, OSC, SOC, SRP, WTU; 40; 1881-2012)
Poa leibergii (BLMMD, BLMVL, CIC, HPSU, ID, NY, OSC, RM, SRP, WCW, WS, WTU; 99; 1888-2018)
Poa leptocoma (CIC, EWU, ID, OSC, REED, RM, WS, WTU; 53; 1896-2007)
Poa lettermanii (BLMMD, OSC; 3; 1931-2013)
Poa ×limosa (OSC; 4; 1901-2008)
Poa macrantha (BLMMD, EWU, HPSU, HSC, ID, IDS, NY, OSC, REED, SOC, SRP, WS, WTU; 71; 1882-2013)
Poa mansfieldii (CIC, SRP; 10; 1992-2014)
Poa marcida (BLMMD, OSC, SRP, UBC, WTU; 27; 1882-2013)
Poa ×multnomae (HPSU, NY, OSC, WS, WTU; 22; 1903-2019)
Poa nemoralis (BLMMD, OSC, REED, RM, SRP, WS, WTU; 26; 1965-2013)
Poa nervosa (BLMMD, BLMVL, EWU, HPSU, ID, OSC, REED, SRP, WS, WTU; 71; 1882-2013)
Poa palustris (BLMVL, CIC, HOYT, HPSU, ID, IDS, OSC, REED, RM, SOC, SRP, WS, WTU; 153; 1881-2019)
Poa paucispicula (WS; 3; 1934-1949)
Poa piperi (BLMMD, OSC, SOC, WTU; 39; 1887-2013)
Poa pratensis (BLMVL, BOIS, CIC, HJAEF, HOYT, HPSU, ID, LINF, OSC, REED, RM, SOC, SRP, UBC, USFS, WCW, WS, WTU; 390; 1880-2019)
ssp. agassizensis (BLMVL, CIC, OSC; 3; 1936-2002)
ssp. alpigena (OSC; 2; 2014)
ssp. irrigata (OSC; 1; 1933)
ssp. latifolia (OSC; 6; 1901-1959)
ssp. pratensis (CIC, OSC, SOC, WTU; 41; 1975-2018)
Poa pringlei (BLMMD, NY, OSC, SOC, WS, WTU, WWB; 38; 1887-2018)
Poa reflexa (EWU, ID, OSC, REED; 4; 1937-1970)
Poa rhizomata (ID, OSC, WS; 10; 1899-2007)
Poa secunda (BLMMD, BLMVL, BOIS, CIC, EWU, HJAEF, HJAEFB, HOYT, HPSU, HSC, ID, IDS, LINF, NY, OSC, PNNL, PSM, REED, RM, SOC, SRP, UBC, VALE, WCW, WS, WTU; 1491; 1876-2020)
ssp. juncifolia (BLMMD, BLMVL, BOIS, CIC, HPSU, ID, IDS, NY, OSC, SOC, SRP, VALE, WCW, WS, WTU; 334; 1881-2020)
ssp. secunda (BLMMD, BLMVL, BOIS, CIC, EWU, HJAEF, HJAEFB, HPSU, HSC, ID, IDS, LINF, OSC, PNNL, REED, RM, SOC, SRP, UBC, VALE, WCW, WS, WTU; 818; 1876-2019)
var. canbyi (ID; 1; 2001)
var. secunda (SRP; 2; 1934-1941)
Poa stenantha (BLMMD, HPSU, ID, OSC, WTU; 52; 1882-2018)
var. stenantha (OSC, WTU; 48; 1882-2014)
Poa suksdorfii (BLMMD, ID, OSC, SOC, WS, WTU; 22; 1900-2013)
Poa sylvestris (WS; 1; 1937)
Poa trivialis (BLMMD, CIC, EWU, HOYT, HPSU, ID, OSC, REED, RM, SOC, SRP, UBC, WS, WTU; 99; 1900-2020)
ssp. trivialis (HPSU; 2; 2018-2019)
Poa unilateralis (OSC, WTU; 20; 1912-2018)
ssp. pachypholis (OSC; 3; 1912-1986)
ssp. unilateralis (OSC, WTU; 6; 1936-2018)
Poa wallowensis (CIC; 3; 1988-2001)
Poa wheeleri (BLMMD, BLMVL, CIC, ID, IDS, OSC, REED, RM, SOC, SRP, WCW, WS, WTU; 245; 1882-2014)
Podagrostis aequivalvis (ID, PLU; 4; 1940-1988)
Podagrostis humilis (BLMMD, CIC, HPSU, OSC, SRP, WS, WTU; 24; 1910-2019)
Podagrostis thurberiana (BLMMD, EWU, HJAEF, HJAEFB, HPSU, HSC, ID, OSC, REED, SOC, SRP, WTU; 119; 1883-2014)
Polypogon australis (WS; 1; 1902)
Polypogon fugax (OSC; 2; 1902-1916)
Polypogon interruptus (OSC, SOC, WS; 19; 1884-2013)
Polypogon maritimus (OSC, SOC, WTU; 9; 2011-2018)
Polypogon monspeliensis (BLMMD, BLMVL, BOIS, CIC, HOYT, HPSU, HSC, ID, IDS, OSC, PSM, REED, RM, SOC, SRP, USFS, V, VALE, WS, WTU; 182; 1883-2019)
Polypogon viridis (ID, OSC, SOC, WS, WTU; 11; 1899-1954)
×Pseudelymus saxicola (IDS, OSC; 16; 1919-1998)
Pseudoroegneria spicata (BLMMD, BLMVL, BOIS, CIC, HOYT, HPSU, ID, IDS, LEA, OSC, REED, RM, SOC, SRP, WCW, WS, WTU; 334; 1881-2019)
var. inermis (WTU; 1; 1906)
Puccinellia distans (BLMMD, BLMVL, CIC, EWU, LEA, OSC, SOC, SRP, WS, WTU; 58; 1916-2019)
Puccinellia fasciculata (BLMVL; 1; 1999)
Puccinellia lemmonii (BLMMD, BLMVL, CIC, HPSU, ID, IDS, LINF, OSC, SOC, WS, WTU; 74; 1885-2017)
Puccinellia nutkaensis (BLMMD, BLMVL, HPSU, OSC, SOC, WTU; 15; 1924-2012)
Puccinellia nuttalliana (BLMMD, BLMVL, CIC, HPSU, ID, OSC, SOC, WCW, WS, WTU; 72; 1904-2013)
Puccinellia pumila (BLMMD, HPSU, OSC, SOC, WTU; 14; 1887-2017)
Puccinellia simplex (WTU; 3; 2017-2018)
Puccinellia tenuiflora (ID, WCW; 4; 1905-1906)
Redfieldia flexuosa (REED; 1; 1936)
Rostraria cristata (WS; 4; 1903-1916)
Rytidosperma biannulare (OSC; 1; 1945)
Rytidosperma penicillatum (OSC; 4; 1945-2006)
×Schedolium holmbergii (OSC; 1; 2006)
Schedonorus arundinaceus (BLMMD, BLMVL, CIC, HJAEFB, HOYT, HPSU, ID, LINF, OSC, REED, RM, SOC, SRP, UAAH, UBC, USFS, WTU; 123; 1886-2018)
Schedonorus pratensis (BLMVL, CIC, OSC, REED, SOC, SRP, UAAH, USFS, WS, WTU; 84; 1882-2012)
Sclerochloa dura (BLMMD, BLMVL, CIC, ID, OSC, SOC, SRP, WTU; 33; 1937-2012)
Scleropoa rigida (OSC, WS, WTU; 9; 1916-1921)
Scolochloa festucacea (BLMMD, OSC, SOC, WTU; 11; 1927-2014)
Scribneria bolanderi (BLMMD, OSC, SOC, WS, WTU; 20; 1884-2019)
Secale cereale (BLMVL, CIC, HPSU, ID, OSC, SOC, SRP, USFS, WS, WTU; 45; 1919-2018)
Secale strictum (OSC; 3; 1927-1961)
Setaria faberi (EWU, WTU; 2; 2016)
Setaria italica (HPSU, SOC, WS; 4; 1899-2019)
Setaria parviflora (OSC, SOC; 2; 1916-1969)
Setaria pumila (BLMMD, HPSU, ID, OSC, SOC, WS, WTU; 35; 1900-2018)
ssp. pallide-fusca (BLMMD, OSC, WS, WTU; 4; 1900-2004)
ssp. pumila (HPSU, ID, OSC, SOC, WS, WTU; 27; 1902-2018)
Setaria verticillata (IDE, OSC, WS; 5; 1956-2002)
Setaria viridis (BABY, BLMVL, CIC, HPSU, ID, OSC, RM, SOC, UAAH, USFS, WS, WTU; 81; 1900-2018)
ssp. viridis (UAAH; 1; 2006)
var. major (OSC, WTU; 4; 1920-2018)
var. viridis (HPSU, ID, OSC, WTU; 50; 1900-2018)
Sitanion jubatum (WTU; 1; 1908)
var. californicum (WTU; 1; 1908)
Sorghum bicolor (OSC, WS, WTU; 11; 1917-2019)
Sorghum halepense (EWU, HPSU, ID, IDE, OSC, SOC, SRP, WS, WTU; 31; 1902-2017)
Spartina alterniflora (OSC; 7; 2005)
Spartina gracilis (BLMMD, BLMVL, CIC, NY, OSC, WS, WTU; 48; 1885-2013)
Spartina patens (OSC, UBC, WTU; 5; 1977-1983)
Spartina pectinata (OSC, WTU; 13; 1899-2019)
Sphenopholis intermedia (WS, WTU; 3; 1897)
Sphenopholis obtusata (ID, NY, OSC, WTU; 13; 1894-2015)
Sporobolus airoides (BLMMD, BLMVL, CIC, NY, OSC, SOC, WS; 18; 1896-2015)
Sporobolus cryptandrus (BLMMD, BLMVL, CIC, NY, OSC, SOC, SRP, WS, WTU; 47; 1877-2016)
Sporobolus indicus (WS; 1; 1900)
Stipa occidentalis (ID, OSC, WS; 3; 1907)
var. idahoensis (ID, OSC, WS; 3; 1907)
Stipa occidentalis × Stipa thurberiana (WTU; 1; 1946)
Taeniatherum caput-medusae (BLMMD, BLMVL, CIC, HOYT, HPSU, HSC, ID, IDS, OSC, RM, SOC, SRP, UBC, USFS, WS, WTU; 110; 1884-2018)
Teaniatherum caput-medusae (CIC; 1; 2002)
Thinopyrum intermedium (BBLM, BLMMD, BLMVL, CIC, EWU, HOYT, HPSU, ID, IDS, OSC, RM, SOC, SRP, UBC, WS, WTU; 82; 1957-2018)
ssp. barbulatum (BLMMD, CIC, EWU, HPSU, ID, OSC, SOC, SRP; 24; 1957-2018)
ssp. intermedium (CIC, HPSU, OSC, SOC, SRP, UBC, WS, WTU; 31; 1995-2017)
Thinopyrum junceum (OSC, WS; 7; 1911-1925)
Thinopyrum ponticum (BLMVL, CIC, EWU, OSC, SOC, SRP, WS, WTU; 56; 1991-2019)
Thinopyrum pycnanthum (OSC; 1; 1919)
Torreyochloa erecta (BLMMD, HSC, ID, OSC, SOC, WS, WTU; 25; 1896-2005)
Torreyochloa pallida (BLMMD, BLMVL, CIC, HJAEFB, HPSU, HSC, ID, IDS, NY, OSC, REED, RM, SOC, SRP, WS, WTU; 177; 1875-2020)
var. pauciflora (BLMMD, BLMVL, CIC, HJAEFB, HPSU, HSC, ID, IDS, NY, OSC, REED, RM, SOC, SRP, WS, WTU; 173; 1875-2020)
Tripidium ravennae (WTU; 4; 2016-2017)
Triplasis purpurea (BLMMD, HPSU, OSC, WS, WTU; 16; 1995-2018)
var. purpurea (WTU; 1; 2008)
Trisetum canescens (BLMMD, EWU, HJAEF, HPSU, ID, OSC, RM, SOC, SRP, UBC, WS, WTU; 185; 1882-2010)
Trisetum cernuum (HJAEFB, HPSU, HSC, ID, OSC, REED, SRP, WS, WTU; 77; 1882-2019)
Trisetum flavescens (SOC; 1; 1916)
Trisetum spicatum (BLMVL, CIC, EWU, HJAEF, HPSU, ID, NY, OSC, REED, RM, SOC, SRP, WS, WTU; 216; 1881-2018)
Triticum aestivum (BLMVL, CIC, EWU, HOYT, HPSU, ID, OSC, SOC, USFS, WS; 36; 1882-2013)
Urochloa mutica (OSC; 1; 1915)
Vahlodea atropurpurea (BLMMD, EWU, HJAEF, HPSU, HSC, ID, OSC, REED, RM, SOC, SRP, WS, WTU; 87; 1881-2010)
Ventenata dubia (BLMVL, CIC, EWU, HOYT, HPSU, ID, IDS, OSC, RM, SOC, SRP, UBC, WS, WTU; 103; 1979-2018)
Vulpia bromoides (BLMMD, BLMVL, CIC, EWU, HOYT, HPSU, ID, IDS, LINF, OSC, REED, RM, SOC, SRP, UBC, USFS, WS, WTU; 127; 1894-2018)
Vulpia microstachys (BLMMD, BLMVL, CIC, EWU, HPSU, ID, IDS, NY, OSC, REED, SOC, SRP, UBC, WCW, WS, WTU; 192; 1882-2018)
var. confusa (NY, WS; 2; 1884-1908)
var. microstachys (CIC, IDS, SOC, WS; 4; 1908-1993)
var. pauciflora (CIC, ID, IDS, NY, OSC, REED, SOC, WS, WTU; 42; 1883-2003)
Vulpia myuros (BLMMD, HJAEFB, HOYT, HPSU, ID, OSC, REED, SOC, SRP, UBC, WS, WTU; 150; 1875-2018)
Vulpia octoflora (BLMVL, CIC, HOYT, ID, OSC, RM, SRP, WS, WTU; 62; 1877-2011)
var. hirtella (CIC, OSC; 2; 1961-2005)
var. octoflora (OSC, WS; 9; 1883-2011)
Zizania palustris (OSC, WTU; 2; 2003)
var. palustris (OSC, WTU; 2; 2003)