Taxon  Report   253 
Alnus rubra  Bong.
Oregon Alder,  red alder

Alnus rubra
© 2014 Zoya Akulova
Alnus rubra
© 2012 Zoya Akulova
Alnus rubra, a dicot, is a tree or shrub that is native to California and is also found elsewhere in North America and beyond.

 Interactive Distribution Map 

 Observation Hotline 
 (observation details + photos)

point, line, or polygon

 Plant Characteristics
 and Associations

Bloom Period
Alnus rubra
© 2007 Neal Kramer
Genus: Alnus
Mixed Evergreen Forest, Redwood Forest, Closed-cone Pine Forest, wetland-riparian
Wetlands:Usually occurs in wetlands, but occasionally found in non wetlands [U.S. Fish & Wildlife Service.]
Toxicity: DERMATITIS   [California Poison Control System 2010]    
Distribution by County 

Add an Observation of  Alnus rubra

Name Status:
Accepted by TJM2 + PLANTS + JM93
Alternate Names:
(according to)

PLANTS: Alnus oregona var. pinnatisecta
PLANTS: Alnus oregona
 Information about  Alnus rubra  from other sources:

Nursery / seed vendor availability from CNPLX
This plant is available commercially.

Photos on CalPhotos / Google Images

website references on Google

Jepson eFlora

Records from the Consortium of California Herbaria

Original Publication citation. on the
International Plants Names Index

Search (Flora of North America)

Search the Lady Bird Johnson Wildflower Center

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]. 2015. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Oct 05, 2015).

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

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