Calflora
Taxon  Report   9665    
Alnus viridis  (Chaix) Lam. & DC.
Green alder
Alnus viridis
© 2008 Louis-M. Landry
Photos from
CalPhotos / Calflora
Alnus viridis
© 2007 Dr. Amadej Trnkoczy
Alnus viridis
© 2007 Dr. Amadej Trnkoczy
Alnus viridis, a dicot, is a tree or shrub that is native to California, 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 viridis
© 2010 Keir Morse
Family: BETULACEAE  
Genus: Alnus
Subspecies and Varieties:
Communities: Redwood Forest, Douglas-Fir Forest, Yellow Pine Forest, Red Fir Forest, wetland-riparian

Toxicity: DERMATITIS

Wetlands: Occurs usually in wetlands, occasionally in non wetlands

Name Status:
Accepted by JEF + PLANTS

Alternate Names:
ICPN: Betula viridis
More information about  Alnus viridis
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

USDA PLANTS Profile (ALVI5)

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]. 2018. Berkeley, California: The Calflora Database [a non-profit organization].
Available: https://www.calflora.org/   (Accessed: Nov 18, 2018).

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