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

Symphoricarpos albus (L.) S.F. Blake var. albus
common snowberry
Caprifoliaceae (Valerian family)

Introduction to Vascular Plants
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Distribution of Symphoricarpos albus var. albus
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Species Information

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General:
Deciduous, erect, much-branched shrub, often densely colonial from rhizomes, 0.5-3 m tall; older stems dark greyish-brown with shredding bark; branchlets glabrous; twigs thin, wiry.
Leaves:
Opposite, on stalks 2-4 mm long, elliptic to oval, 1.5-5 cm long and 1-3.5 cm wide, obtuse at base and tip, margins entire or occasionally with a few wavy teeth; leaves often larger and irregularly lobed on sterile shoots; glabrous above, glabrous or spreading-hairy beneath.
Flowers:
Inflorescence of short, dense clusters (racemes) of few, short-stalked to nearly stalked flowers, at ends of twigs and often also in upper leaf axils; corollas widely bell-shaped, 5-7 mm long, hairy within; petals pink to whitish, fused at bases into tubes that flare at top to 5 lobes, which are as long to half as long as the tubes; styles 2-3 mm long, glabrous; stamens shorter than corolla lobes, the anthers 1-1.5 mm long, about as long as the filaments.
Fruits:
Berrylike drupes, densely clustered, waxy white, ellipsoid or nearly globose, 5-15 mm long; nutlets 2, each enclosing a seed; some fruits persist through the winter.
Notes:
Two varieties occur in BC:

1. Plants 0.5-1 m tall; fruits usually less than 1 cm long; infrequent in E BC................... var. albus

1. Plants 1-3 m tall; fruits 1-1.5 cm long; our common phase......................... var. laevigatus (Fern.) Blake

Source: The Illustrated Flora of British Columbia

Habitat / Range

Mesic to dry meadows, disturbed areas, grasslands, shrublands, and forests in the lowland, steppe and montane zones; extremely common in S BC, common in C BC, infrequent northward; N to NT, E to PQ, and S to NE, VA, CO and CA.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Symphoricarpos albus var. albus

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

Minimum

Average

Maximum

Elevation (metres) 840 840 840
Slope Gradient (%) 0 0 0
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
0
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
3 3 3
Modal Nutrient Regime
Class
C
Number of field plots
 species was recorded in:
1
Modal BEC Zone Class
PP
All BEC Zones (# of stations/zone) species was recorded in: PP(1)

Climate

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.

Synonyms and Alternate Names

Symphoricarpos albus var. pauciflorus (W.J. Robins. ex Gray) Blake
Symphoricarpos pauciflorus W.J. Rob. ex A. Gray
Symphoricarpos racemosus Michx.

Taxonomic and Nomenclatural Links

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General References