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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:
3 (3  active, 3  available) in Australian Pastures Genebank.  (Map it)
Other conspecific taxa
Autonyms (not in current use), synonyms and invalid designations
Heterotypic Synonym(s)
Agrostis exarata Trin. var. monolepis (Torr.) Hitchc.
Polypogon monspeliensis (L.) Desf. var. monolepis Torr.
No images


Reference(s)
  1. Cronquist, A. et al. Intermountain flora. 1972-
  2. Douglas, G. W. et al., eds. The vascular plants of British Colombia. 1994
  3. FNA Editorial Committee. Flora of North America. 1993-
  4. Hickman, J. C., ed. The Jepson manual: higher plants of California. 1993
  5. Kharkevich, S. S., ed. Vascular plants of the Russian Far East. 1985
  6. Markle, G. M. et al., eds. Food and feed crops of the United States, ed. 2. 1998
  7. McGregor, R. L. et al. (The Great Plains Flora Association). Flora of the Great Plains. 1986
  8. Porcher, M. H. et al. Searchable World Wide Web Multilingual Multiscript Plant Name Database (MMPND) (on-line resource).
  9. Scoggan, H. J. The flora of Canada, 4 vol. 1978-1979
  10. Welsh, S. L. et al. A Utah flora. 1993
  11. Wiggins, I. L. Flora of Baja California. 1980
Common names
English
spike bent –
spike bent grass –
spike redtop –
western redtop –
Distribution
order_codeStatusContinentSubcontinentCountryStateNote
1NativeAsia-TemperateRussian Far EastRussian FederationKamchatka 
1NativeAsia-TemperateRussian Far EastRussian FederationKurile Islands 
1NativeNorthern America Mexico  
1NativeNorthern AmericaNorth-Central U.S.A.United StatesNebraska 
1NativeNorthern AmericaNorth-Central U.S.A.United StatesSouth Dakota 
1NativeNorthern AmericaNorthwestern U.S.A.United StatesColorado 
1NativeNorthern AmericaNorthwestern U.S.A.United StatesIdaho 
1NativeNorthern AmericaNorthwestern U.S.A.United StatesMontana 
1NativeNorthern AmericaNorthwestern U.S.A.United StatesOregon 
1NativeNorthern AmericaNorthwestern U.S.A.United StatesWashington 
1NativeNorthern AmericaNorthwestern U.S.A.United StatesWyoming 
1NativeNorthern AmericaSouth-Central U.S.A.United StatesNew Mexico 
1NativeNorthern AmericaSouth-Central U.S.A.United StatesTexas 
1NativeNorthern AmericaSouthwestern U.S.A.United StatesArizona 
1NativeNorthern AmericaSouthwestern U.S.A.United StatesCalifornia 
1NativeNorthern AmericaSouthwestern U.S.A.United StatesNevada 
1NativeNorthern AmericaSouthwestern U.S.A.United StatesUtah 
1NativeNorthern AmericaSubarctic AmericaCanadaNorthwest Territory 
1NativeNorthern AmericaSubarctic AmericaCanadaYukon Territory 
1NativeNorthern AmericaSubarctic AmericaUnited StatesAlaska 
1NativeNorthern AmericaWestern CanadaCanadaAlberta 
1NativeNorthern AmericaWestern CanadaCanadaBritish Columbia 
1NativeNorthern AmericaWestern CanadaCanadaSaskatchewan 
Native
Asia-Temperate
  • RUSSIAN FAR EAST: Russian Federation [Kamchatka, Kurile Islands]
Northern America
  • REGION: Mexico
  • NORTH-CENTRAL U.S.A.: United States [Nebraska, South Dakota]
  • 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]
  • SUBARCTIC AMERICA: Canada [Northwest Territory, Yukon Territory], United States [Alaska]
  • WESTERN CANADA: Canada [Saskatchewan, Alberta, British Columbia]
Economic Uses
UsageTypeNoteReference
Animal foodforage Markle, G. M. et al., eds. Food and feed crops of the United States, ed. 2. 1998
Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2025. Germplasm Resources Information Network (GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: https://apg.pir.sa.gov.au/gringlobal/taxon/taxonomydetail?id=2024. Accessed 21 July 2025.


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