Taxon: Agrostis exarata Trin.

Summary

Genus:

Agrostis

Family:

Poaceae (alt. Gramineae)

Subfamily:

Pooideae

Tribe:

Poeae

Subtribe:

Agrostidinae

Nomen number:

2024

Place of publication:

Gram. unifl. sesquifl. 207. 1824

Verified:

02/01/2008 ARS Systematic Botanists.

Accessions:

6 (3 active, 3 available) in National Plant Germplasm System. (Map it)

Other conspecific taxa

Autonyms (not in current use), synonyms and invalid designations

Autonym(s)
Agrostis exarata Trin. var. exarata

Heterotypic Synonym(s)
Agrostis exarata Trin. var. monolepis (Torr.) Hitchc.
Polypogon monspeliensis (L.) Desf. var. monolepis Torr.

Images (1 total. Click on image for more.)

Conservation Status

Reference(s)

Cronquist, A. et al. 1972-. Intermountain flora.
Douglas, G. W. et al., eds. 1994. The vascular plants of British Colombia
FNA Editorial Committee. 1993-. Flora of North America.
Hickman, J. C., ed. 1993. The Jepson manual: higher plants of California
Kharkevich, S. S., ed. 1985. Vascular plants of the Russian Far East. Note: also cited as "Vascular plants of the Soviet Far East", and "Sosud. Rast. Sovet. Dal'nego Vostoka"
Markle, G. M. et al., eds. 1998. Food and feed crops of the United States, ed. 2
McGregor, R. L. et al. (The Great Plains Flora Association). 1986. Flora of the Great Plains.
Porcher, M. H. et al. Searchable World Wide Web Multilingual Multiscript Plant Name Database (MMPND) (on-line resource).
Scoggan, H. J. 1978-1979. The flora of Canada, 4 vol.
Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:840. DOI: 10.1016/j.mb.2016.06.017.
Welsh, S. L. et al. 1993. A Utah flora.
Wiggins, I. L. 1980. Flora of Baja California.

Common names

Language	Name	seq	Citation
English	spike bent	1	FNA Editorial Committee. 1993-. Flora of North America.
English	spike bent grass	1	Welsh, S. L. et al. 1993. A Utah flora.
English	spike redtop	1	Cronquist, A. et al. 1972-. Intermountain flora.
English	western redtop	1	Markle, G. M. et al., eds. 1998. Food and feed crops of the United States, ed. 2

Distribution

order_code	Status	Continent	Subcontinent	Country	State	Note	Reference
1	Native	Asia-Temperate	Russian Far East	Russian Federation	Kamčatskij kraj	s.	Kharkevich, S. S., ed. 1985. Vascular plants of the Russian Far East. Note: also cited as "Vascular plants of the Soviet Far East", and "Sosud. Rast. Sovet. Dal'nego Vostoka"
1	Native	Asia-Temperate	Russian Far East	Russian Federation	Kurile Islands		Kharkevich, S. S., ed. 1985. Vascular plants of the Russian Far East. Note: also cited as "Vascular plants of the Soviet Far East", and "Sosud. Rast. Sovet. Dal'nego Vostoka"
1	Native	Northern America	North-Central U.S.A.	United States	Nebraska	w.	FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	North-Central U.S.A.	United States	South Dakota	w.	FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northern Mexico	Mexico	Baja California (Norte)		Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:840. DOI: 10.1016/j.mb.2016.06.017.
1	Native	Northern America	Northern Mexico	Mexico	Baja California Sur		Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:840. DOI: 10.1016/j.mb.2016.06.017.
1	Native	Northern America	Northern Mexico	Mexico	Chihuahua		Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:840. DOI: 10.1016/j.mb.2016.06.017.
1	Native	Northern America	Northern Mexico	Mexico	Coahuila de Zaragoza		Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:840. DOI: 10.1016/j.mb.2016.06.017.
1	Native	Northern America	Northern Mexico	Mexico	Durango		Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:840. DOI: 10.1016/j.mb.2016.06.017.
1	Native	Northern America	Northern Mexico	Mexico	Sonora		Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:840. DOI: 10.1016/j.mb.2016.06.017.
1	Native	Northern America	Northwestern U.S.A.	United States	Colorado		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northwestern U.S.A.	United States	Idaho		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northwestern U.S.A.	United States	Montana		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northwestern U.S.A.	United States	Oregon		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northwestern U.S.A.	United States	Washington		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Northwestern U.S.A.	United States	Wyoming		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	South-Central U.S.A.	United States	New Mexico		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	South-Central U.S.A.	United States	Texas		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Southern Mexico	Mexico	Ciudad de México		Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:840. DOI: 10.1016/j.mb.2016.06.017.
1	Native	Northern America	Southern Mexico	Mexico	Guanajuato		Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:840. DOI: 10.1016/j.mb.2016.06.017.
1	Native	Northern America	Southern Mexico	Mexico	Hidalgo		Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:840. DOI: 10.1016/j.mb.2016.06.017.
1	Native	Northern America	Southwestern U.S.A.	United States	Arizona		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Southwestern U.S.A.	United States	California		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Southwestern U.S.A.	United States	Nevada		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Southwestern U.S.A.	United States	Utah		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Subarctic America	Canada	Northwest Territories	w.	FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Subarctic America	Canada	Yukon		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Subarctic America	United States	Alaska		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Western Canada	Canada	Alberta		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Western Canada	Canada	British Columbia		FNA Editorial Committee. 1993-. Flora of North America.
1	Native	Northern America	Western Canada	Canada	Saskatchewan		FNA Editorial Committee. 1993-. Flora of North America.

Native
Asia-Temperate

RUSSIAN FAR EAST: Russian Federation [Kurile Islands, Kamčatskij kraj (s.)]

Northern America

SUBARCTIC AMERICA: Canada [Northwest Territories (w.), Yukon], United States [Alaska]
WESTERN CANADA: Canada [Saskatchewan, Alberta, British Columbia]
NORTH-CENTRAL U.S.A.: United States [Nebraska (w.), South Dakota (w.)]
NORTHWESTERN U.S.A.: United States [Colorado, Idaho, Montana, Oregon, Washington, Wyoming]
SOUTH-CENTRAL U.S.A.: United States [New Mexico, Texas]
SOUTHWESTERN U.S.A.: United States [Arizona, California, Nevada, Utah]
NORTHERN MEXICO: Mexico [Baja California (Norte), Baja California Sur, Chihuahua, Coahuila de Zaragoza, Durango, Sonora]
SOUTHERN MEXICO: Mexico [Ciudad de México, Guanajuato, Hidalgo]

Reference(s)

FNA Editorial Committee. 1993-. Flora of North America.
Kharkevich, S. S., ed. 1985. Vascular plants of the Russian Far East. Note: also cited as "Vascular plants of the Soviet Far East", and "Sosud. Rast. Sovet. Dal'nego Vostoka"
Villaseñor, J. L. 2016. Checklist of the native vascular plants of Mexico. Rev. Mex. Biodivers. 87:840. DOI: 10.1016/j.mb.2016.06.017.

Economic Uses

Usage	Type	Note	Reference
Animal food	forage		Cronquist, A. et al. 1972-. Intermountain flora.
Animal food	forage		Markle, G. M. et al., eds. 1998. Food and feed crops of the United States, ed. 2

Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2026. Germplasm Resources Information Network (GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: https://npgstest.ars-grin.gov/gringlobal/taxon/taxonomydetail?id=2024. Accessed 13 May 2026.