Calflora
Taxon  Report   2302    
Collomia larsenii  (A. Gray) Payson
Talus collomia
Collomia larsenii
© 2009 Leigh Johnson
Photos from
CalPhotos / Calflora
Collomia larsenii
© 2018 Matt C. Berger
Collomia larsenii
© 2006 Julie Kierstead Nelson
Collomia larsenii, a dicot, is a perennial herb (rhizomatous) that is native to California, is also found outside of California, but is confined to western North America, Oregon, Washingtom.
also called Collomia debilis var. larsenii
CNPS Rare Plant Rank: 2B.2 (rare, threatened, or endangered in CA; common elsewhere).   8th Edition

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
Collomia larsenii
© 2009 Leigh Johnson
Family: POLEMONIACEAE  
Genus: Collomia
Communities: Closed-cone Pine Forest, Red Fir Forest, Lodgepole Forest, Alpine Fell-fields
Name Status:
Accepted by JEF + CNPS + PLANTS

Alternate Names:
CNPS + PLANTS: Collomia debilis var. larsenii
More information about  Collomia larsenii
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

ITIS Original Publication citation

USDA PLANTS Profile (COLA8)

Search the International Plants Names Index

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 17, 2019).