Calflora Taxon Report
Epilobium oregonense  Hausskn.
Oregon willowherb, Slimstem willowweed
photo on Calflora
2019 Bob Sweatt
photo on Calflora
2019 Bob Sweatt
photo on CalPhotos
2018 Susan McDougall
photo on CalPhotos
2018 Susan McDougall
photo on CalPhotos
2005 Steve Matson
Epilobium oregonense is a perennial herb that is native to California, and also found elsewhere in western North America.
Siskiyou Del Norte Modoc Humboldt Shasta Lassen Trinity Plumas Tehama Butte Mendocino Glenn Sierra Yuba Lake Nevada Colusa Placer Sutter El Dorado Yolo Alpine Napa Sonoma Sacramento Mono Amador Solano Calaveras Tuolumne San Joaquin Marin Contra Costa Alameda Santa Cruz Mariposa Madera San Francisco San Mateo Merced Fresno Stanislaus Santa Clara Inyo San Benito Tulare Kings Monterey San Bernardino San Luis Obispo Kern Santa Barbara Ventura Los Angeles Riverside Orange San Diego Imperial
DJJJASONAFMM

Bloom Period
Genus: Epilobium
Family: Onagraceae  
Category: angiosperm  
PLANTS group:Dicot
Jepson eFlora section: eudicot

Wetlands:
Arid West: Occurs in wetlands
Mountains, Valleys and Coast: Occurs usually in wetlands, occasionally in non wetlands

Habitat: streambanks

Communities: Red Fir Forest, Lodgepole Forest, Subalpine Forest, Alpine Fell-fields, wetland-riparian

Name Status:
Accepted by JEF + PLANTS + POWO
 		Alternate Names:
PLANTSEpilobium alpinum var. gracillimum
External links:
Suggested Citation
“Calflora - Taxon Report.” The Calflora Database, a non-profit organization. .

Accessed: