Taxon  Report   6716    
Polemonium occidentale  Greene
Great polemonium,  Western polemonium, Western sky pilot
Polemonium occidentale
© 2005 Christopher L. Christie
Photos from
CalPhotos / Calflora
Polemonium occidentale
© 2007 Dr. Mark S. Brunell
Polemonium occidentale
© 2007 Dr. Mark S. Brunell
Polemonium occidentale, 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
Polemonium occidentale
© 2001 Jeff Abbas
Genus: Polemonium
Communities: Yellow Pine Forest, Red Fir Forest, Lodgepole Forest, Subalpine Forest, wetland-riparian

Wetlands: Occurs usually in wetlands, occasionally in non wetlands

Name Status:
Accepted by JEF + PLANTS

Alternate Names:
ICPN: Polemonium caeruleum
ICPN: Polemonium occidentale ssp. occidentale
More information about  Polemonium occidentale
Nursery / seed vendor availability from CNPLX
This plant is available commercially.
Landscaping information from Calscape
Photos on   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation


Search the International Plants Names Index

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]. 2019. Berkeley, California: The Calflora Database [a non-profit organization]. Available:   (Accessed: Jan 23, 2019).