Page author: David Giblin
Salix petrophila
alpine willow

Distribution: Northern Cascades of Washington; British Columbia south to California, east to the Rocky Mountains.

Habitat: Alpine areas, often near melting snowbanks.

Flowers: July-Aug.

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern


[none provided]

Accepted Name:
Salix petrophila Rydb.
Publication: Bull. New York Bot. Gard. 1: 268. 1899. 1899.

Synonyms & Misapplications:
Salix arctica Pall. ssp. petraea (Andersson) Á. Löve, D. Löve & B.M. Kapoor
Salix arctica Pall. var. caespitosa (P.B. Kenn.) Kelso
Salix arctica Pall. var. graminifolia (E.H. Kelso) Kelso
Salix arctica Pall. var. petraea Andersson [HC]
Salix arctica Pall. var. petrophila (Rydb.) Kelso
Salix brownei (Andersson) Bebb var. petraea (Andersson) Bebb
Salix caespitosa P.B. Kenn.
Salix petrophila Rydb. var. caespitosa (Kenn.) C.K. Schneid.
Additional Resources:

PNW Herbaria: Specimen records of Salix petrophila in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Salix petrophila checklist entry.

E-Flora BC: Salix petrophila atlas page.

CalPhotos: Salix petrophila photos.

USDA Plants: Salix petrophila information.

17 photographs:
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