Page authors: Don Knoke, David Giblin
Rubus spectabilis

Distribution: Occurring chiefly west of the Cascades crest in Washington; Alaska to California, disjunct in northern Idaho.

Habitat: Lowland moist woods and swamps to middle elevations in the mountains.

Flowers: March-June

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern

Pollination: Apomixis, bumblebees, bees, beetles


Rhizomatous, thicket-forming, woody perennial 1-3 m. tall, the stems bristly at least below, the bark brown and shredding.


Leaves trifoliate, the leaflets ovate, nearly glabrous, doubly serrate, the terminal one 4-9 cm. long, the others smaller, often lobed.


Flowers 1-2 on short leafy branches; calyx pubescent, the 5 lobes ovate-lanceolate, pointed, spreading, 9-15 mm. long; petals 5, purplish-red, obovate-elliptic, half again as long as the sepals; stamens 75-100; pistils numerous.


Drupelets yellow to reddish, weakly coherent, coming free from the receptacle.

Accepted Name:
Rubus spectabilis Pursh
Publication: Fl. Amer. Sept. 1: 348, plate 16. 1813.

Synonyms & Misapplications:
Parmena spectabilis Greene
Rubus franciscanus Rydb.
Rubus spectabilis Pursh var. fransiscanus (Rydb.) J.T. Howell
Rubus spectabilis Pursh var. spectabilis
Rubus stenopetalus Cham.
Additional Resources:

PNW Herbaria: Specimen records of Rubus spectabilis in the Consortium of Pacific Northwest Herbaria database

WA Flora Checklist: Rubus spectabilis checklist entry

OregonFlora: Rubus spectabilis information

E-Flora BC: Rubus spectabilis atlas page

CalPhotos: Rubus spectabilis photos

65 photographs:
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