Taxon  Report   252 
Alnus rhombifolia  Nutt.
White alder
Alnus rhombifolia
© 2006 Deborah Leonard
More photos from
CalPhotos / Calflora
Alnus rhombifolia
© 2009 Ryan Gilmore
Alnus rhombifolia
© 2014 Zoya Akulova
Alnus rhombifolia, a dicot, is a tree 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 + photos)

point, line, or polygon

Plant Characteristics
and Associations

Bloom Period
Alnus rhombifolia
© 2008 Zoya Akulova
Genus: Alnus
Chaparral, Yellow Pine Forest, Foothill Woodland, Redwood Forest, wetland-riparian
Habitat: streambanks
Wetlands: Occurs usually in wetlands, occasionally in non wetlands
Toxicity: DERMATITIS   [California Poison Control System]    
Name Status:
Accepted by JEF + PLANTS + JM93
Alternate Names:
(according to)

PLANTS: Alnus rhombifolia var. bernardina
More information about  Alnus rhombifolia
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]. 2018. Berkeley, California: The Calflora Database [a non-profit organization].
Available:   (Accessed: Sep 21, 2018).

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