Taxon  Report   469 
Arabis macdonaldiana  Eastw.   (not an active name; please see Arabis mcdonaldiana)
McDonald's rock cress
Arabis macdonaldiana, a dicot, is a perennial herb that is native to California and Oregon.
It was included in the CNPS Inventory of Rare and Endangered Plants on list [1B.1] (rare, threatened, or endangered in CA and elsewhere).   7th Edition  /  8th Edition

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

 Interactive Distribution Map 

 Observation Hotline 
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point, line, or polygon

one or more occurrences within a 7.5-minute quadrangle

 Plant Characteristics
 and Associations
Arabis macdonaldiana
© 2003 Norman Jensen
Arabis macdonaldiana
© 2008 Norman Jensen
Lodgepole Forest, Red Fir Forest, Yellow Pine Forest
AFFINITY to serpentine soil:   5.4 (broad endemic)   [Safford et al 2005]
Genus: Arabis
Distribution by County 

Add an Observation of  Arabis macdonaldiana

Name Status:
Accepted by PLANTS + JM93
TJM2 + CNPS accepted name: Arabis mcdonaldiana
Alternate Names:
(according to)

PLANTS: Arabis blepharophylla var. macdonaldiana
PLANTS: Arabis serpentinicola
 NOTE: Arabis macdonaldiana is not an active name in the Calflora species table.
 Information about  Arabis macdonaldiana  from other sources:

Nursery availability and horticultural info on CNPLX

Photos on CalPhotos / Google Images

website references on Google

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: Jul 03, 2015).

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

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