Taxon  Report   11396 
Boechera johnstonii  (Munz) Al-Shehbaz
Johnston's rockcress
Boechera johnstonii
© 2010 Rebecca Wenk
More photos from
CalPhotos / Calflora
Boechera johnstonii
© 2008 Jordan Zylstra
Boechera johnstonii
© 1999 John Game
Boechera johnstonii, a dicot, is a perennial herb that is native to California and is endemic (limited) to California.
also called Arabis johnstonii
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

Plant Characteristics
and Associations

Bloom Period
Boechera johnstonii
© 1999 John Game
Genus: Boechera
Chaparral, Yellow Pine Forest
Distribution by County 

Add an Observation of  Boechera johnstonii

Name Status:
Accepted by JEF + CNPS
Alternate Names:
(according to)

ICPN: Arabis hirshbergiae
ICPN: Boechera hirshbergiae
ICPN + CNPS: Arabis johnstonii
More information about  Boechera johnstonii
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on CalPhotos / Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

Search (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:   (Accessed: Jul 20, 2018).

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