Taxon  Report   11986    
Rhododendron columbianum  (Piper) Harmaja
Western labrador tea
Rhododendron columbianum
© 2006 David McClurg
Photos from
CalPhotos / Calflora
Rhododendron columbianum
© 2018 Cynthia Powell
Rhododendron columbianum
© 2011 Zoya Akulova
Rhododendron columbianum, a dicot, is a shrub 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
Rhododendron columbianum
© 2017 Adam Chasey
Genus: Rhododendron
Communities: Red Fir Forest, Lodgepole Forest, Subalpine Forest, Alpine Fell-fields, Mixed Evergreen Forest, Closed-cone Pine Forest, wetland-riparian

Arid West: Occurs usually in wetlands, occasionally in non wetlands
Mountains, Valleys and Coast: Occurs in wetlands

Name Status:
Accepted by JEF

PLANTS accepted name:

Alternate Names:
ICPN: Ledum glandulosum
ICPN: Rhododendron ×columbianum
More information about  Rhododendron columbianum
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

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 20, 2019).