Calflora
Taxon  Report   11264    
Arabis mcdonaldiana  Eastw.
Mcdonald's rock cress
Arabis mcdonaldiana
© 2003 Norman Jensen
Photos from
CalPhotos / Calflora
Arabis mcdonaldiana
© 2008 Norman Jensen
Arabis mcdonaldiana
© 2003 Norman Jensen
Arabis mcdonaldiana, a dicot, is a perennial herb that is native to California, Oregon.
also called Arabis macdonaldiana
California Rare Plant Rank: 1B.1 (rare, threatened, or endangered in CA and elsewhere).   8th Edition

It is listed by the State of California as Endangered and by the Federal Government as 'Endangered '.
Interactive Distribution Map


Observation Hotline
(observation details)



point, line, or polygon

one or more occurrences
within a 7.5-minute quadrangle

Plant Characteristics
and Associations


Bloom Period
Arabis mcdonaldiana
© 2008 Norman Jensen
Family: BRASSICACEAE  
Genus: Arabis
Communities: Lodgepole Forest, Red Fir Forest, Yellow Pine Forest
Name Status:
Accepted by JEF + CNPS

 Alternate Names:
ICPN: Arabis blepharophylla var. mcdonaldiana
ICPN: Arabis serpentinicola
ICPN + CNPS: Arabis macdonaldiana
More information about  Arabis mcdonaldiana
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on Google Images
Jepson eFlora

Records from the Consortium of California Herbaria
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]. 2019. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: Jan 21, 2019).