Vaccinium uliginosum subsp. pubescens L. (Wormsk. ex Hornem.) S.B. Young
bog blueberry
Ericaceae (Crowberry family)

Introduction to Vascular Plants


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E-Flora BC Static Map

Distribution of Vaccinium uliginosum subsp. pubescens
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Species Information

Low, spreading shrub; stems 10-30 cm tall, not angled; young branches yellowish-green, minutely hairy; old branches greyish-red.
Alternate, deciduous, from broadly egg-shaped to oval or elliptic, 0.4-3 cm long, 0.2-1.5 cm wide, rounded at tips, tapered at base, glabrous or minutely hairy, green above, lower surfaces pale or with slight bloom, strongly net-veined, margins entire, rolled under somewhat.
Clusters of 1-4, in leaf axils; corollas pink, egg- to urn-shaped, 5-6 mm long, 4- to 5-lobed, the lobes curled back; calyces deeply 4- to 5-lobed, persistent on mature fruit; filaments glabrous; anthers awned, the pore-bearing terminal tubes about equaling the pollen sacs.
Berries, globe-shaped, 5-8 mm wide, blue, with a bloom; edible and sweet.
Two subspecies are recognized in BC:

1. Leaves hairy................. ssp. pubescens (Wormsk. ex Hornem.) S.B. Young

1. Leaves glabrous or minutely hairy........................ ssp. occidentale (A. Gray) Hult.

SourceThe Illustrated Flora of British Columbia


Ecological Framework for Vaccinium uliginosum ssp. pubescens

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)
1160 1160 1160
Slope Gradient (%)
0 0 0

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

Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
1 1 1
Modal Nutrient Regime
# of field plots
 species was recorded in:
Modal BEC Zone Class

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


Habitat and Range

Bogs, dry to wet rocky tundra, meadows, thickets and boggy forests in the lowland to alpine zones; frequent in coastal BC (ssp. occidentale), and in N BC (ssp. pubescens); circumboreal, N to AK, YT, and NT, E to NF and S to N MI, NY, and N CA; Eurasia.

SourceThe Illustrated Flora of British Columbia


Synonyms and Alternate Names:
Vaccinium uliginosum var. langeanum