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



 Distribution by County 

 Plant Characteristics
 and Associations



Bloom Period
Alnus rubra
© 2007 Neal Kramer
Alnus rubra
© 2012 Zoya Akulova
Alnus rubra
© 2014 Zoya Akulova
Communities: 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]    
Family: BETULACEAE  
Genus: Alnus
Add an Observation of Alnus rubra
Name Status:
Accepted by TJM2 + PLANTS + JM93
Other Names:
(according to)

PLANTS: Alnus oregona var. pinnatisecta
PLANTS: Alnus oregona
 Information about  Alnus rubra  from other sources:
USDA PLANTS Profile (ALRU2)

Nursery availability and horticultural info on CNPLX

Photos on CalPhotos / Flickr / Google Images

website references on Google

Jepson eFlora (TJM2)

Records from the Consortium of California Herbaria

Original Publication citation. on the International Plants Names Index

Search efloras.org (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]. 2014. Berkeley, California: The Calflora Database [a non-profit organization].
Available: http://www.calflora.org/   (Accessed: Jul 23, 2014).

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

Applications About Calflora Search for Plants
Calflora  -  1700 Shattuck Avenue   #198,   Berkeley, CA   94709  -  510 883-3148  -  CONTACT