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

Viola lanceolata L.
Lance-leaved Violet (bog white violet; Howell's Violet)
Violaceae (Violet family)

Introduction to Vascular Plants

© Bruce Bennett  Email the photographer   (Photo ID #22937)

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Distribution of Viola lanceolata
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Viola lanceolata ssp. lanceolata

Species Information

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Perennial herb from a rhizome, with stolons; stems almost lacking, smooth, 5-15 cm tall.
Basal leaves lanceolate to elliptic, toothed, smooth, the blades 3-6 cm long, 0.5-1.5 cm wide, bases wedge-shaped, the stalks reddish, equal to the leaves; stipules linear-lanceolate, 1 cm long, slender toothed.
Inflorescence of single, axillary flowers; petals 5, white, the lower petal 8-11 mm long including the 1- to 2-mm long spur; the lower 3 purple-pencilled, the lateral pair not bearded; sepals 5, lanceolate; style heads smooth.
Capsules, elliptic, smooth, 6-8 mm long; seeds brown.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Moist woodlands and peaty fields in the lowland zone; rare in SW BC, known only from Lulu Island; introduced from E North America.

Source: The Illustrated Flora of British Columbia


Ecological Framework for Viola lanceolata

The table below shows the species-specific information calculated from
original data (BEC database) provided by the BC Ministry of Forests and Range.
(Updated August, 2013)

Site Information
Value / Class




Elevation (metres) 30 1055 1585
Slope Gradient (%) 0 24 60
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
70 171 270
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
2 4 7
Modal Nutrient Regime
Number of field plots
 species was recorded in:
Modal BEC Zone Class
All BEC Zones (# of stations/zone) species was recorded in: BAFA(5), BWBS(2), CMA(2), CWH(4), ESSF(2), MH(3)


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 cool temperate & cool mesothermal.

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References