Taxon  Report   3018 
Epilobium siskiyouense  (Munz) P. Hoch & Raven
Siskiyou fireweed, Siskiyou willowherb
Epilobium siskiyouense, a dicot, is a perennial herb that is native to California and to Oregon.

It is included in the CNPS Inventory of Rare and Endangered Plants on list 1B.3 (rare, threatened, or endangered in CA and elsewhere).   7th Edition  /  8th Edition

 

 Interactive Distribution Map 


 Observation Hotline 
 (observation details + photos)



 Distribution by County 


© 2003 Norman Jensen

© 2008 Norman Jensen
 Plant Characteristics
 and Associations



Bloom Period
Communities: Lodgepole Forest, Subalpine Forest, Red Fir Forest, wetland-riparian
Wetlands:Usually occurs in wetlands, but occasionally found in non wetlands [U.S. Fish & Wildlife Service.]
AFFINITY to serpentine soil:   5.5 (strict endemic)   [Safford et al 2005]
Family: ONAGRACEAE  
Genus: Epilobium
Add an Observation of Epilobium siskiyouense
Name Status:
Accepted by TJM2 + PLANTS + JM93
Other Names:
(according to)

TJM2 + PLANTS: Epilobium obcordatum ssp. siskiyouense
TJM2 + PLANTS: Epilobium obcordatum var. laxum
 Information about  Epilobium siskiyouense  from other sources:
Photos on Picasa / Flickr / Google Images

website references on Google

USDA PLANTS Profile (EPSI2)

Nursery availability and horticultural info on CNPLX

2012 Jepson Manual Treament from the Jepson Herbarium,
University of California, Berkeley

Original Publication citation. on the International Plants Names Index

Search efloras.org (Flora of North America)

Search the Lady Bird Johnson Wildflower Center Native Plant Database

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 Calif. Herbaria.
[web application]. 2014. Berkeley, California: The Calflora Database [a non-profit organization].
Available: http://www.calflora.org/   (Accessed: Apr 18, 2014).

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

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