Taxon  Report   76 
Achnatherum occidentale  (Thurber) Barkworth  ssp. californicum  (Merr. & Burtt Davy) Barkworth  (not an active name; please see Stipa occidentalis var. californica)
California needlegrass,  California stipa

Achnatherum occidentale ssp. californicum
© 2008 Steve Matson
Achnatherum occidentale ssp. californicum, a monocot, is a perennial grass that is native to California and is also found outside of California, but is confined to western North America.

 Interactive Distribution Map 

 Observation Hotline 
 (observation details + photos)

point, line, or polygon

 Plant Characteristics
 and Associations

Bloom Period
Achnatherum occidentale ssp. californicum
© 2006 Steve Matson
Family: POACEAE  
Genus: Achnatherum
Parent Record Achnatherum occidentale.
Sagebrush Scrub, Yellow Pine Forest, Red Fir Forest, Lodgepole Forest
Distribution by County 

Add an Observation of  Achnatherum occidentale ssp. californicum

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

PLANTS: Achnatherum nelsonii ssp. longiaristatum
PLANTS: Stipa californica
PLANTS: Stipa nelsonii var. longiaristata
XWALK: Achnatherum occidentalis ssp. californicum
 NOTE: Achnatherum occidentale ssp. californicum is not an active name in the Calflora species table.
 More information about  Achnatherum occidentale ssp. californicum
Location Suitability

Nursery / seed vendor availability from CNPLX
Commercial availability unknown.


Photos on CalPhotos / Google Images

website references on Google

Records from the Consortium of California Herbaria

Original Publication citation. on the
International Plants Names Index

Search (Flora of North America)

Search the Lady Bird Johnson Wildflower Center

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]. 2015. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Nov 24, 2015).

The information on this page comes from diverse sources. None of the links are sponsored.

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