Taxon  Report   3010 
Epilobium oregonense  Hausskn.
Oregon willowherb,  Slimstem willowweed
Epilobium oregonense
© 2018 Susan McDougall
Click on a photo to see it bigger.
Epilobium oregonense
© 2005 Steve Matson
Epilobium oregonense, a dicot, is a perennial herb 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)

point, line, or polygon

Plant Characteristics
and Associations

Bloom Period
Epilobium oregonense
© 2018 Susan McDougall
Genus: Epilobium
Red Fir Forest, Lodgepole Forest, Subalpine Forest, Alpine Fell-fields, wetland-riparian
Habitat: streambanks
Wetlands: Arid West: Occurs in wetlands
Mountains, Valleys and Coast: Occurs usually in wetlands, occasionally in non wetlands
Distribution by County 

Add an Observation of  Epilobium oregonense

Name Status:
Accepted by TJM2 + PLANTS + JM93
Alternate Names:
(according to)

PLANTS: Epilobium alpinum var. gracillimum
More information about  Epilobium oregonense
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on CalPhotos / Google Images

Jepson eFlora

Records from the Consortium of California Herbaria

Original Publication citation (ITIS)


Search the International Plants Names Index

Search (Flora of North America)

Search the Lady Bird Johnson Wildflower Center

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: Mar 18, 2018).

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