Page author: David Giblin
Rubus laciniatus
cut-leaf blackberry, evergreen blackberry

Distribution: Occurring chiefly west of the Cascades crest in Washington; British Columbia to California, east to Idaho, Montana, Wyoming, and Colorado.

Habitat: Roadsides, forest understory and edge, thickets, and other disturbed areas, mostly at low elevations.

Flowers: June-August

Origin: Introduced from Europe

Conservation Status: Not of concern


Strongly armed, evergreen perennial with ascending to clambering stems to 10 m. long, the prickles flattened, recurved.


Leaves primarily 5-foliate, from deeply lobed to divided into secondary leaflets, these deeply incised to serrate, green and nearly glabrous above, copiously hairy beneath.


Flowers rather numerous in simple or compound, flat-topped, leafy racemes; calyx woolly and prickly, the 5 lobes lanceolate and tailed, reflexed, 8-15 mm. long; petals 5, pinkish, 9-14 mm. long, obovate and tri-lobed; stamens at least 75, pistils few.


Drupelets coherent, blackberry ovoid, 1-1.5 cm. thick, blackish

Accepted Name:
Rubus laciniatus Willd.
Publication: Hort. Berol. pl. 82. 1806.

Synonyms & Misapplications:
Rubus vulgaris var. laciniatus Dippel.
Additional Resources:

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

WA Flora Checklist: Rubus laciniatus checklist entry.

E-Flora BC: Rubus laciniatus atlas page.

CalPhotos: Rubus laciniatus photos.

USDA Plants: Rubus laciniatus information.

17 photographs:
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