Taxon  Report   77 
Achnatherum occidentale  (Thurber) Barkworth  ssp. occidentale   (not an active name; please see Stipa occidentalis var. occidentalis)
Western needlegrass
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Achnatherum occidentale ssp. occidentale, a monocot, is a perennial grass that is native to California.

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Plant Characteristics
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Bloom Period
Achnatherum occidentale ssp. occidentale
© 2005 Steve Matson
Family: POACEAE  
Genus: Achnatherum
Yellow Pine Forest, Red Fir Forest, Lodgepole Forest, Subalpine Forest, Alpine Fell-fields
Distribution by County 

Add an Observation of  Achnatherum occidentale ssp. occidentale

Name Status:
Accepted by PLANTS + JM93
TJM2 accepted name: Stipa occidentalis var. occidentalis
Alternate Names:
(according to)

PLANTS: Stipa occidentalis
XWALK: Achnatherum occidentalis ssp. occidentalis
NOTE: Achnatherum occidentale ssp. occidentale is not an active name in the Calflora species table.
More information about  Achnatherum occidentale ssp. occidentale
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on CalPhotos / Google Images

Records from the Consortium of California Herbaria

Original Publication citation (ITIS)


Search the International Plants Names Index

Search (Flora of North America)

Search the Lady Bird Johnson Wildflower Center

website references from Google

Suggested Citation
Calflora: Information on California plants for education, research and conservation,
with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria.
[web application]. 2018. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Mar 18, 2018).

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