E-Flora BC: Electronic Atlas of the Flora of British Columbia

Viola praemorsa Douglas ex Lindl.
Yellow Montane Violet (canary violet; marsh violet)
Violaceae (Violet family)

Introduction to Vascular Plants

© Virginia Skilton  Email the photographer   (Photo ID #34133)

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Distribution of Viola praemorsa
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Viola praemorsa var. praemorsa

Species Information

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Perennial herb from a fibrous root, without stolons; stems erect, sparsely to densely hairy, largely underground but the aerial stems 6-30 cm tall.
Basal leaves egg-shaped to lanceolate, entire or slightly wavy, sparsely to densely hairy, the blades 2-10 cm long, 1-3.5 cm wide, the stalks 3-15 cm long; stem leaves lacking or few, similar; stipules joined to the stem with the free end entire to toothed, sparsely to densely hairy.
Inflorescence of single, axillary flowers; petals 5, yellow, the lower petal 12-20 mm long including the 1- to 2-mm long spur, the lower 3 usually brown-penicilled and sometimes tinged with brown, the lateral pair bearded; sepals 5, lanceolate; style heads bearded.
Capsules, smooth to hairy, 6-11 mm long; seeds dark brown.
The ssp. linguaefolia (Nutt. ex T.& G.) Baker & Clausen ex Peck may occur in the Rocky Mountains of extreme SE BC. This subspecies can be distinguished from ssp. praemorsa by its longer, narrower stem leaves and the wedge-shaped leaf base.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Dry grassy slopes and oak woodlands in the lowland zone; rare on SE Vancouver Island and adjacent islands; S to CA.

Source: The Illustrated Flora of British Columbia


The climate type for this species, as reported in the: "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

Taxonomic and Nomenclatural Links

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General References