Page author: David Giblin
Trillium stenosepalum
western white trillium, western wake-robin

Distribution: Occurring east of the Cascades crest in eastern Washington; south-central British Columbia and southwestern Alberta to central Idaho and western Montana, disjunct in Wyoming and Colorado.

Habitat: Moist woods.

Flowers: April-July

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern


[none provided]

Accepted Name:
Trillium stenosepalum (R.R.Gates) A.J.Wright
Publication: Wayman et al. Madrono 70(3): 158-171. 2023.

Synonyms & Misapplications:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Trillium stenosepalum in the Consortium of Pacific Northwest Herbaria database

WA Flora Checklist: Trillium stenosepalum checklist entry

OregonFlora: Trillium stenosepalum information

E-Flora BC: Trillium stenosepalum atlas page

CalPhotos: Trillium stenosepalum photos

13 photographs:
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