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Montana Field Guide

Montana Field Guides

Himalayan blackberry - Rubus discolor
Other Names:  Rubus armeniacus

Exotic Species (not native to Montana)

Global Rank: GNR
State Rank: SNA

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 0

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General Description
Stems arching or trailing, 1–2 m, pubescent, with stout, flattened, hooked prickles. Leaves with 3 to 5 lanceolate, coarsely dentate, ovate leaflets, 4–9 cm long, glabrous above, tomentose beneath. Flowers several in a prickly, open cyme at branch tips; hypanthium ca. 2 mm long, tomentose; sepals ovate, apiculate, 4–5 mm long; petals white, 6–8 mm long, longer than the sepals. Fruit a globose blackberry ca. 15 mm wide (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Range Comments
Introduced throughout much of temperate N. America; native to Eurasia. One location in Missoula County (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Habitat

References
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Citation for data on this website:
Himalayan blackberry — Rubus discolor.  Montana Field Guide.  .  Retrieved on , from