Calflora
Taxon  Report   11400    
Boechera lyallii  (S. Watson) Dorn
Lyall's rockcress
Boechera lyallii
© 2013 Barry Breckling
Photos from
CalPhotos / Calflora
Boechera lyallii
© 2009 Barry Breckling
Boechera lyallii
© 2009 Barry Breckling
Boechera lyallii, a dicot, is a perennial herb that is native to California, is also found outside of California, but is confined to western North America.

Interactive Distribution Map


Observation Hotline
(observation details)



point, line, or polygon

Plant Characteristics
and Associations



Bloom Period
Boechera lyallii
© 2014 John Doyen
Family: BRASSICACEAE  
Genus: Boechera
Communities: Alpine Fell-fields
Name Status:
Accepted by JEF

PLANTS accepted name:
Arabis lyallii var. lyallii

Alternate Names:
ICPN: Arabis lyallii
ICPN: Arabis lyallii var. lyallii
More information about  Boechera lyallii
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 (ARLYL)

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: https://www.calflora.org/   (Accessed: Dec 10, 2018).

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