Vaccinium scoparium Leiberg ex Coville

Grouse whortleberry (en)

Species

Angiosperms > Ericales > Ericaceae > Vaccinium

Characteristics

Plants forming extensive colonies, 0.7-2 dm, rhizomatous; twigs green, angled, glabrous; ultimate branches compact, often forming broomlike clumps or tufts. Leaf blades pale green abaxially, elliptic, lanceolate, or ovate-lanceolate, 7-11 × 4-6 mm, margins finely serrulate, surfaces glabrous. Flowers: calyx pale green, lobes vestigial, glabrous; corolla pink, globose to urceolate, 3-4 × 3-4 mm, thin, glaucous; filaments glabrous. Berries red, ± translucent, or bluish purple, 4-6 mm diam. Seeds ca. 1 mm.
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A small shrub. It grows 10-20 cm high. The branches are angular and they remain green for several years. It has rhizomes that form shoots along their length. It loses its leaves during the year. The leaves are about 1 cm long. They are bright green on both sides. There are fine teeth around the edge. The flowers occur singly in the axils of the leaves. They are small and urn shaped. They are pale pink. The fruit are bright coral red berries. They are 5 mm across. They are tart but edible.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) -
Mature height (meter) 0.15 - 0.2
Root system rhizome
Rooting depth (meter) 0.3
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Usually found at high elevations. Alpine and subalpine meadows, heaths, coniferous forests, talus slopes; at elevations from 700-3,000 metres.
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It is a cold temperate plant. It grows near the timberline on moist alpine slopes in the Rocky Mountains. It is very cold hardy.
Light 3-5
Soil humidity 4-6
Soil texture 4-6
Soil acidity 2-5
Soil nutriment -
Hardiness (USDA) 3-6

Usage

The fruit are eaten raw with sugar and cream. They can be cooked into a sauce or made into jams, jellies, muffins, bread or pancakes. Fruit can be dried for later use. Fruit are used to flavour other foods and to thicken soups. Fresh or dried leaves can be used for tea.
Uses fiber gene source medicinal tea
Edible fruits leaves
Therapeutic use Dietary Aid (fruit), Pediatric Aid (fruit), Antiemetic (leaf), Dietary Aid (leaf)
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by cuttings or seedlings.
Mode cuttings seedlings
Germination duration (days) 365
Germination temperacture (C°) 18 - 23
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Flower

Vaccinium scoparium flower picture by Lawrence Chu (cc-by-sa)

Distribution

Vaccinium scoparium world distribution map, present in Canada and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:262093-2
WFO ID wfo-0001047107
COL ID 7F93M
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Vaccinium erythrococcum Vaccinium scoparium Vaccinium myrtillus var. microphyllum