Taxon  Report   2991 
Epilobium ciliatum  Raf.  ssp. watsonii  (Barbey) Hoch & P. H. Raven
Fringed willowherb,  Watson's willowherb, Willow herb
Epilobium ciliatum ssp. watsonii
© 2011 Dylan Neubauer
More photos from
CalPhotos / Calflora
Epilobium ciliatum ssp. watsonii
© 2013 Robert Sikora
Epilobium ciliatum ssp. watsonii
© 2015 John Doyen
Epilobium ciliatum ssp. watsonii, a dicot, is a perennial herb that is native to California, 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 ciliatum ssp. watsonii
© 2007 Neal Kramer
Genus: Epilobium
Parent Record Epilobium ciliatum
Mixed Evergreen Forest, Freshwater Wetlands, Northern Coastal Scrub, Redwood Forest, wetland-riparian
Habitat: freshwater-marsh
Wetlands: Occurs usually in wetlands, occasionally in non wetlands
Distribution by County 

Add an Observation of  Epilobium ciliatum ssp. watsonii

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

PLANTS: Epilobium franciscanum
ICPN + PLANTS: Epilobium watsonii var. franciscanum
ICPN + PLANTS: Epilobium watsonii
More information about  Epilobium ciliatum ssp. watsonii
Nursery / seed vendor availability from CNPLX
Commercial availability unknown.
Landscaping information from Calscape
Photos on CalPhotos / Google Images
Photos on

Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation


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: Aug 15, 2018).

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