Summary
Verified:
10/20/2006
ARS Systematic Botanists.
Autonyms (not in current use), synonyms and invalid designations
Reference(s)
- Finot, V. L. et al. 2005. A revision of Trisetum and Graphephorum (Poaceae: Pooideae: Aveninae) in North America north of Mexico. Sida 21:1428-1430.
Distribution
| order_code | Status | Continent | Subcontinent | Country | State | Note |
| 1 | Native | Northern America | Northwestern U.S.A. | United States | Idaho | |
| 1 | Native | Northern America | Northwestern U.S.A. | United States | Montana | |
| 1 | Native | Northern America | Northwestern U.S.A. | United States | Oregon | |
| 1 | Native | Northern America | Northwestern U.S.A. | United States | Washington | |
| 1 | Native | Northern America | Southwestern U.S.A. | United States | California | |
| 1 | Native | Northern America | Subarctic America | United States | Alaska | |
| 1 | Native | Northern America | Western Canada | Canada | Alberta | |
| 1 | Native | Northern America | Western Canada | Canada | British Columbia | |
| 1 | Native | Southern America | Southern South America | Argentina | Chubut | |
| 1 | Native | Southern America | Southern South America | Argentina | Neuquen | |
| 1 | Native | Southern America | Southern South America | Argentina | Rio Negro | |
| 1 | Native | Southern America | Southern South America | Argentina | Tierra del Fuego | |
| 1 | Native | Southern America | Southern South America | Chile | | |
Native
Northern America
-
NORTHWESTERN U.S.A.:
United States [Idaho, Montana, Oregon, Washington]
-
SOUTHWESTERN U.S.A.:
United States [California]
-
SUBARCTIC AMERICA:
United States [Alaska]
-
WESTERN CANADA:
Canada [Alberta, British Columbia]
Southern America
-
SOUTHERN SOUTH AMERICA:
Argentina [Chubut, Neuquen, Rio Negro, Tierra del Fuego], Chile
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://ausgenebank.agriculture.vic.gov.au/gringlobal/taxon/taxonomydetail?id=451649.
Accessed 14 December 2025.