Calflora
Taxon  Report   3009    
Epilobium oreganum  Greene
Grants pass willowherb,  Oregon fireweed
Epilobium oreganum, a dicot, is a perennial herb that is native to California, is also found outside of California, but is confined to western North America, Oregon.
California Rare Plant Rank: 1B.2 (rare, threatened, or endangered in CA and elsewhere).   8th Edition
Observation Hotline
(observation details)
one or more occurrences
within a 7.5-minute quadrangle

Bloom Period
Family: ONAGRACEAE  
Genus: Epilobium
Wetlands: Occurs in wetlands

Serpentine affinity: 3.8; (broad endemic / strong indicator)

Habitat: bogs/fens

Communities: Yellow Pine Forest, Red Fir Forest, Lodgepole Forest, Subalpine Forest, Freshwater Wetlands, wetland-riparian

Name Status:
Accepted by JEF + CNPS + PLANTS

Alternate Names:
ICPN + PLANTS: Epilobium exaltatum
More information about  Epilobium oreganum
Nursery availability from CNPLX
Commercial availability unknown.
Jepson eFlora

USDA PLANTS Profile (EPOR)


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]. 2019. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: Apr 25, 2019).