Epilobium hornemannii ssp. hornemannii Calflora

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Taxon Report

Epilobium hornemannii Rchb. ssp. hornemannii

Hornemann's willow herb, Hornemann's willowherb

2006 Gerald Carr

2014 Bill Thiessen

2018 Susan McDougall

Epilobium hornemannii ssp. hornemannii is a perennial herb that is native to California, and also found elsewhere in North America and beyond.


	Plant Range Observation Search ~94 records in California Plant Characteristics

Bloom Period

Photos on Calflora


Parent:	Epilobium hornemannii
Genus:	Epilobium
Family:	Onagraceae
Category:	angiosperm
PLANTS group:	Dicot
Jepson eFlora section: eudicot

Wetlands: Occurs usually in wetlands, occasionally in non wetlands

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

Name Status:
Accepted by JEF + PLANTS

Alternate Names:


PLANTS	Epilobium alpinum var. nutans

Information about Epilobium hornemannii ssp. hornemannii from other sources


Nursery availability from CNPLX Commercial availability unknown. Jepson eFlora USDA PLANTS Profile (EPHOH) Photos on Calflora Photos on CalPhotos Google Images Photos on iNaturalist ID Tips on PlantID.net	ITIS Original Publication citation International Plants Names Index Search efloras.org (Flora of North America) Landscape information from Calscape BONAP Distribution Map Consortium of California Herbaria 2 Search the Native American Ethnobotany Database	Add an Observation Location Suitability Planting Guide Distribution by County
Epilobium:: from 2 Greek words epi, "upon," and lobos, "a pod or capsule," as the flower and capsule appear together, the corolla being borne on the end of the ovary photos / record / common / links

Suggested Citation

Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals. [web application]. 2025. The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/ (Accessed: 05/23/2025).