Vaccinium membranaceum Douglas ex Torr.
black huckleberry (black blueberry; thinleaf huckleberry)
Ericaceae (Crowberry family)

Introduction to Vascular Plants

Photograph

© Virginia Skilton     (Photo ID #32549)


Map

E-Flora BC Static Map

Distribution of Vaccinium membranaceum
Click here to view the full interactive map and legend

Species Information

General:
Medium-sized shrub; stems erect to spreading, densely-branched, to 1.5 m tall; young twigs somewhat angled, yellow-green, glabrous or slightly hairy; old bark greyish and shredding.
Leaves:
Alternate, deciduous, egg-shaped to elliptic-oblong, 1.5-6 cm long, (0.6) 1-3 cm wide, gradually narrowing to pointed tip, rounded to tapered at base, margins finely toothed nearly full length, obscurely veined and not lustrous, sparsely glandular and somewhat paler on the lower surfaces.
Flowers:
Solitary in leaf axils, appearing when or after the leaves expand; flower stalks 5-10 mm long; corollas pale yellowish-pink, urn-shaped, 4-6 mm long, about 3/4 as wide; calyces shallowly lobed, lobes deciduous in fruit; filaments glabrous, shorter than anthers; anthers awned, with slender, terminal tubes.
Fruits:
Berries, globe-shaped, 7-10 mm wide, purple or dark purplish-reddish, without a pale bloom; edible and sweet.

SourceThe Illustrated Flora of British Columbia

Illustration

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.

USDA Species Characteristics

Flower Colour:
Purple
Blooming Period:
Late Spring
Fruit/Seed characteristics:
Colour: Black
Present from Spring to Summer
Source:  The USDA

Ecology

Ecological Framework for Vaccinium membranaceum

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

Avg

Min

Max

Elevation (metres)
1302 0 2750
Slope Gradient (%)
25 0 250

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

238 0 360
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
3 0 8
Modal Nutrient Regime
Class
C
# of field plots
 species was recorded in:
16273
Modal BEC Zone Class
ESSF

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

AT(18), bafa(8), BWBS(206), CMA(5), CWH(418), ESSF(6693), ICH(3684), IDF(298), IMA(3), MH(479), MS(935), PP(2), SBPS(110), SBS(2191), SWB(76)

Habitat and Range

Dry to moist forests and openings in the montane and subalpine zones; common throughout BC, except on the Queen Charlotte Islands; N to SE YT, E to AB, and S to ID, MT, and N CA.

SourceThe Illustrated Flora of British Columbia

Synonyms

Synonyms and Alternate Names:
Vaccinium coccineum Piper
Vaccinium membranaceum var. rigidum (Hook.) Fernald