Poaceae
Western needlegrass
Eriocoma occidentalis
- Family
- Poaceae
- Genus
- Eriocoma
Pet and kid safety: not checked yet. Check pet-safe plants

Is yours looking unwell? Scan your plant — free
Common names
By language (3)
- arz
- اخناثروم اوكسيدنتال
- Czech
- Osinatec západní
- English
- Western needlegrass
Synonyms
- Achnatherum occidentale (Thurb. ex S.Watson) Barkworth
- Stipa occidentalis Thurb. ex S.Watson
- Stipa occidentalis var. montana Merr. & Burtt Davy
- Stipa stricta var. sparsiflora Vasey
Photos

Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0, from Wikimedia Commons
More in Eriocoma
- SleepygrassEriocoma robustaPoaceae
- Eriocoma coronataPoaceae
- Lemmon's needlegrassEriocoma lemmoniiPoaceae
- Letterman's needlegrassEriocoma lettermaniiPoaceae
- Columbia needlegrassEriocoma nelsoniiPoaceae
- Eriocoma parishiiPoaceae
- Mormon needlegrassEriocoma aridaPoaceae
- Guadalupe ricegrassEriocoma curvifoliaPoaceae
- Henderson's needlegrassEriocoma hendersoniiPoaceae
- Sierra needlegrassEriocoma latiglumisPoaceae
- Nevada needlegrassEriocoma nevadensisPoaceae
- Eriocoma perplexaPoaceae
Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0). About our plant data.