Taxon  Report   7088 
Rhododendron macrophyllum  D. Don
California rose bay,  Coast rhododendron, Pacific rhododendron
Rhododendron macrophyllum, a dicot, is a shrub that is native to California and is also found outside of California, but is confined to western North America.

 Interactive Distribution Map 

 Observation Hotline 
 (observation details + photos)

 Distribution by County 

point, line, or polygon

 Plant Characteristics
 and Associations

Bloom Period
Rhododendron macrophyllum
© Gerald and Buff Corsi 2007 California Academy of Sciences
Rhododendron macrophyllum
© Sherry Ballard 1999 California Academy of Sciences
Rhododendron macrophyllum
© 2011 Zoya Akulova
Redwood Forest, Mixed Evergreen Forest, Douglas-Fir Forest, Yellow Pine Forest
Toxicity: MAJOR   [California Poison Control System 2010]    
Genus: Rhododendron
Add an Observation of  Rhododendron macrophyllum
Name Status:
Accepted by TJM2 + PLANTS + JM93
Alternate Names:
(according to)

PLANTS: Rhododendron californicum
 Information about  Rhododendron macrophyllum  from other sources:

Nursery availability and horticultural info on CNPLX

Photos on CalPhotos / 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 (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: Apr 01, 2015).

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