Calflora
Taxon  Report   11226 
Stipa arida  M.E. Jones
Mormon needle grass
Stipa arida
© 2011 Steve Matson
More photos from
CalPhotos / Calflora
Stipa arida, a monocot, is a perennial grass that is native to California, is also found outside of California, but is confined to western North America.
also called Achnatherum aridum
CNPS Rare Plant Rank: 2B.3 (rare, threatened, or endangered in CA; common elsewhere).   8th Edition

Interactive Distribution Map


Observation Hotline
(observation details + photos)



point, line, or polygon

one or more occurrences
within a 7.5-minute quadrangle

Plant Characteristics
and Associations



Bloom Period
Stipa arida
© 2011 Steve Matson
Family: POACEAE  
Genus: Stipa
Communities:
Joshua Tree Woodland, Pinyon-Juniper Woodland
Name Status:
Accepted by JEF + CNPS
PLANTS accepted name: Achnatherum aridum
Alternate Names:
(according to)

ICPN + CNPS: Achnatherum aridum
More information about  Stipa arida
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on PlantID.net   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

USDA PLANTS Profile (ACAR14)

Search efloras.org (Flora of North America)

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: http://www.calflora.org/   (Accessed: Sep 22, 2018).

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