Taxon  Report   489 
Arabis rigidissima  Rollins  var. demota  Roll.
Carson range rock cress,  Trinity mountain rockcress
Arabis rigidissima var. demota, a dicot, is a perennial herb that is native to California and Nevada.
CNPS Rare Plant Rank: 1B.2 (rare, threatened, or endangered in CA and 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

Genus: Arabis
Lodgepole Forest, Red Fir Forest, Mixed Evergreen Forest
Distribution by County 

Add an Observation of  Arabis rigidissima var. demota

Name Status:
Accepted by CNPS + PLANTS
More information about  Arabis rigidissima var. demota
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).

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