Summary
Verified:
09/02/2011
ARS Systematic Botanists.
Autonyms (not in current use), synonyms and invalid designations
Reference(s)
- Romero Zarco, C. 2011. Helictochloa Romero Zarco (Poaceae), a new genus of oat grass. Candollea 66:87-103.
Common names
English
spike oat grass – spike-oat –
Distribution
| order_code | Status | Continent | Subcontinent | Country | State | Note |
| 1 | Native | Asia-Temperate | Caucasus | Azerbaijan | | |
| 1 | Native | Asia-Temperate | Middle Asia | Kazakhstan | | |
| 1 | Native | Asia-Temperate | Middle Asia | Kyrgyzstan | | |
| 1 | Native | Asia-Temperate | Middle Asia | Tajikistan | | |
| 1 | Native | Asia-Temperate | Mongolia | Mongolia | | |
| 1 | Native | Asia-Temperate | Siberia | Russian Federation | Gorno-Altay | |
| 1 | Native | Asia-Temperate | Siberia | Russian Federation | Irkutsk | |
| 1 | Native | Asia-Temperate | Siberia | Russian Federation | Krasnoyarsk | |
| 1 | Native | Asia-Temperate | Siberia | Russian Federation | Tuva | |
| 1 | Native | Northern America | North-Central U.S.A. | United States | Minnesota | |
| 1 | Native | Northern America | North-Central U.S.A. | United States | North Dakota | |
| 1 | Native | Northern America | Northwestern U.S.A. | United States | Colorado | |
| 1 | Native | Northern America | Northwestern U.S.A. | United States | Montana | |
| 1 | Native | Northern America | Northwestern U.S.A. | United States | Wyoming | |
| 1 | Native | Northern America | South-Central U.S.A. | United States | New Mexico | |
| 1 | Native | Northern America | Subarctic America | Canada | Northwest Territory | |
| 1 | Native | Northern America | Subarctic America | Canada | Yukon Territory | |
| 1 | Native | Northern America | Western Canada | Canada | Alberta | |
| 1 | Native | Northern America | Western Canada | Canada | British Columbia | |
| 1 | Native | Northern America | Western Canada | Canada | Manitoba | |
| 1 | Native | Northern America | Western Canada | Canada | Saskatchewan | |
Native
Asia-Temperate
-
CAUCASUS:
Azerbaijan
-
MIDDLE ASIA:
Kazakhstan, Kyrgyzstan, Tajikistan
-
MONGOLIA:
Mongolia
-
SIBERIA:
Russian Federation [Gorno-Altay, Irkutsk, Krasnoyarsk, Tuva]
Northern America
-
NORTH-CENTRAL U.S.A.:
United States [Minnesota, North Dakota]
-
NORTHWESTERN U.S.A.:
United States [Colorado, Montana, Wyoming]
-
SOUTH-CENTRAL U.S.A.:
United States [New Mexico]
-
SUBARCTIC AMERICA:
Canada [Northwest Territory, Yukon Territory]
-
WESTERN CANADA:
Canada [Saskatchewan, Alberta, Manitoba, British Columbia]
Economic Uses
| Usage | Type | Note | Reference |
| Animal food | forage | | 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://ausgenebank.agriculture.vic.gov.au/gringlobal/taxon/taxonomydetail?id=463632.
Accessed 14 July 2025.