Vaccinium ovalifolium Sm. In Rees

Oval-leaved blueberry (en)

Species

Angiosperms > Ericales > Ericaceae > Vaccinium

Characteristics

Plants crown-forming, clumped, suckering when disturbed, rarely forming extensive colonies, 3-40 dm, not rhizomatous; twigs yellow-green or golden brown, glaucous, usually terete, sometimes somewhat angled, glabrous, sometimes hairy in lines. Leaf blades pale green or glaucous abaxially, slightly darker pale green adaxially, ovate to elliptic, rarely obovate, 25-39 × 16-20 mm, margins entire to obscurely serrate, abaxial surface glabrous, eglandular (sometimes hairy or glandular along midvein), adaxial surface usually glabrous (sometimes hairy and/or glandular). Flowers: calyx pale green or glaucous, lobes vestigial or absent, glabrous; corolla pink, bronze-pink, or greenish white, globose, sometimes urceolate, 5-7 × 4-5 mm, thin, glaucous; filaments glabrous or pilose basally. Berries blue, dull purplish black, or black, sometimes glaucous, 8-10 mm diam. Seeds ca. 1 mm. 2n = 24, 48.
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A clumpy shrub. It is fairly narrow and upright. It grows 1 m high. It can grow 3 m high. It loses its leaves. It can form suckers if the roots are damaged. The young stems are angular and have grooves. The leaves are oval and have smooth edges. The leaves are pale green and paler underneath. The leaves are 3-6 cm long and 2-3 cm wide. The flowers appear before the leaves and are 1 cm long by 5 mm wide. They can be green or pink. The fruit are blue, purple or black berries. They are 8 mm across and are edible. They have a gritty texture. It can form hybrids with Vaccinium deliciosum and Vaccinium membranaceum.
Bushy-branched shrub to 1.5 m, crown-forming or seldom colonial; lvs thin, deciduous, elliptic or oval, 2–5 cm, obtuse or rounded at both ends, entire or aristate-serrulate only below the middle, glabrous, paler green beneath, on petioles 1–2 mm; fls solitary in the lower axils of the season, on spreading or decurved pedicels 4–8 mm; cal-lobes very short or nearly obsolete; cor 7–10 mm; much-constricted at the throat; anthers spurred; fr purplish-black, nearly 1 cm. Moist woods; Nf. to N.S. and e. Que.; n. Mich. and adj. Ont.; Black Hills; Alas. to Ida. and Oreg. May.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) -
Mature height (meter) 2.4 - 3.0
Root system -
Rooting depth (meter) 0.4
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Moist or mesic coniferous woods, transitional habitats adjacent to these coniferous stands, cut-over coniferous woods, verges of road cuts, margins of coniferous woods, peaty slopes; at elevations up to 2,100 metres.
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It is a temperate plant. It is cold hardy. It does well in moist conditions and suits bogs.
Light 4-7
Soil humidity 4-6
Soil texture 4-6
Soil acidity 1-6
Soil nutriment -
Hardiness (USDA) 3-6

Usage

The very ripe berries are harvested then pressed into a cake and dried. Later they are stirred with water and eaten. They are also eaten raw and cooked.
Uses dye gene source material medicinal smoking
Edible fruits
Therapeutic use Gynecological Aid (leaf)
Human toxicity -
Animal toxicity -

Cultivation

Plants are grown from seed.
Mode cuttings seedlings
Germination duration (days) 365
Germination temperacture (C°) 18 - 23
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -40
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Habit

Vaccinium ovalifolium habit picture by jimmysong (cc-by-sa)

Leaf

Vaccinium ovalifolium leaf picture by jimmysong (cc-by-sa)
Vaccinium ovalifolium leaf picture by Chan Melody (cc-by-sa)
Vaccinium ovalifolium leaf picture by Nicole Nicole (cc-by-sa)

Fruit

Vaccinium ovalifolium fruit picture by jimmysong (cc-by-sa)
Vaccinium ovalifolium fruit picture by Hannah Ponting (cc-by-sa)
Vaccinium ovalifolium fruit picture by Nicole Nicole (cc-by-sa)

Distribution

Vaccinium ovalifolium world distribution map, present in Canada, Japan, Russian Federation, and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:317273-2
WFO ID wfo-0001047101
COL ID 7F6VH
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Vaccinium ovalifolium