Viola glabella Nutt.
stream violet (pioneer violet; yellow wood violet)
Violaceae (Violet family)

Introduction to Vascular Plants


© David Shackleton     (Photo ID #79635)


E-Flora BC Static Map

Distribution of Viola glabella
Click here to view the full interactive map and legend

Species Information

Perennial herb from a scaly, fleshy rhizome, without stolons; ascending to erect, smooth, 5-30 cm tall.
Basal leaves heart-shaped to kidney-shaped, toothed, smooth, the blades 5-9 cm long, 4-8 cm wide, the stalks 2.5-25 cm long, smooth; stem leaves similar, the stalks from shorter than to slightly longer than the blades; stipules egg-shaped, 0.5-1 cm long, entire.
Inflorescence of single, axillary flowers; petals 5, deep yellow, the lower petal 8-14 mm long including the 1- to 2-mm long spur, the lower 3 purplish-pencilled within, the lateral pair bearded; sepals 5, lanceolate; style heads densely bearded.
Capsules, smooth, 7-17 mm long; seeds brown to black.
Hybridizes with V. biflora ssp. carlottae on the Queen Charlotte Islands.

SourceThe Illustrated Flora of British Columbia


If more than one illustration is available for a species (e.g., separate illustrations were provided for two subspecies) then links to the separate images will be provided below. Note that individual subspecies or varietal illustrations are not always available.


Ecological Framework for Viola glabella

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)
1011 0 2750
Slope Gradient (%)
18 0 220

Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]

222 0 360
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
4 0 8
Modal Nutrient Regime
# of field plots
 species was recorded in:
Modal BEC Zone Class

All BEC Zones (# of stations/zone) species was recorded in

AT(9), BAFA(1), BWBS(12), CDF(1), CMA(1), CWH(625), ESSF(747), ICH(518), IDF(77), IMA(1), MH(70), MS(102), PP(2), SBPS(2), SBS(198), SWB(1)

Habitat and Range

Mesic to moist streambanks, woodlands and forests in the lowland to alpine zones; frequent in BC south of 56degreeN; N to S AK, E to AB and S to MT, ID and CA.

SourceThe Illustrated Flora of British Columbia