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Blue Ridge blueberry, Blue Ridge or late low-bush blueberry, hillside blueberry, lowbush blueberry

airelle vigne-d'ida, cowberry, foxberry, lingonberry, mountain cranberry, northern mountain cranberry, partridgeberry

Habit Shrubs, erect, (3–)4–12(–40) dm, rhizomatous, (twigs of previous year not verrucose). Plants densely colonial, frequently mat-forming; twigs of previous year green, terete, puberulent, not verrucose.
Leaves

persistent.

blades pale and glandular abaxially, bright green adaxially, elliptic to obovate, 5–18 × 3–9 mm, glaucous-coriaceous, margins entire, slightly revolute.

Inflorescences

terminal, racemes, on lateral twigs, on previous year’s shoots or older woody stems.

Pedicels

articulated with calyx tube.

4–6 mm.

Flowers

sepals 5;

petals 4–5, connate for nearly their entire lengths, corolla cylindric or urceolate;

stamens 10, included;

anthers ± without awns, tubules 1–1.5 mm, with terminal pores.

corolla pinkish white, 3–5 mm;

filaments puberulent.

Berries

[4-], 5-, [pseudo 8-, or pseudo 10]-locular.

red, 8–10 mm diam. 2n = 24.

Seeds

10–25, (ca. 1 mm).

Vaccinium pallidum

Vaccinium vitis-idaea

Phenology Flowering mid-late spring. Flowering late spring–early summer.
Habitat Dry, open oak or oak- hickory woods, open pine woods, ledges, abandoned farmland or cut-over deciduous forests Boreal taiga in jack-pine stands, muskegs, raised bogs, dry, rocky barrens, lichen woodlands, exposed habitats, heaths, high moors, headlands, tundras, cliffs, mountain summits
Elevation 0-1600 m (0-5200 ft) 0-1800 m (0-5900 ft)
Distribution
from FNA
AL; AR; CT; DC; DE; GA; IL; IN; KS; KY; MA; MD; ME; MI; MO; MS; NC; NH; NJ; NY; OH; OK; PA; RI; SC; TN; VA; VT; WI; WV; ON
[WildflowerSearch map]
[BONAP county map]
from FNA
AK; CT; MA; ME; MI; MN; NH; VT; WI; AB; BC; MB; NB; NL; NS; NT; NU; ON; PE; QC; SK; YT; SPM; Greenland; n Eurasia; circumboreal
[WildflowerSearch map]
[BONAP county map]
Discussion

The flowers of Vaccinium pallidum are visited primarily by Andrena carlini Cockerell and Bombus spp. This species occasionally hybridizes with V. angustifolium, yielding V. ×dobbinii Burnham.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

The distribution of Vaccinium vitis-idaea in North America extends from northwestern Greenland at 77° north latitude, south to Connecticut at 42° north latitude, and from 45° west longitude (southern tip of Greenland) west to 170° west longitude (Aleutian Islands); it is rare in Connecticut (not collected since the late 1800s), Massachusetts, Vermont, and Wisconsin. This species has been erroneously reported from New York; it hybridizes with V. myrtillus in northern Europe, producing V. ×intermedium Ruthe. The hybrid might be anticipated in North America, but the two species are not known to occur together anywhere in the flora area.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 8, p. 529. FNA vol. 8, p. 520.
Parent taxa Ericaceae > subfam. Vaccinioideae > Vaccinium > sect. Cyanococcus Ericaceae > subfam. Vaccinioideae > Vaccinium > sect. Vitis-idaea
Sibling taxa
V. angustifolium, V. arboreum, V. boreale, V. cespitosum, V. corymbosum, V. crassifolium, V. darrowii, V. deliciosum, V. erythrocarpum, V. hirsutum, V. macrocarpon, V. membranaceum, V. myrsinites, V. myrtilloides, V. myrtillus, V. ovalifolium, V. ovatum, V. oxycoccos, V. parvifolium, V. scoparium, V. stamineum, V. tenellum, V. uliginosum, V. vitis-idaea
V. angustifolium, V. arboreum, V. boreale, V. cespitosum, V. corymbosum, V. crassifolium, V. darrowii, V. deliciosum, V. erythrocarpum, V. hirsutum, V. macrocarpon, V. membranaceum, V. myrsinites, V. myrtilloides, V. myrtillus, V. ovalifolium, V. ovatum, V. oxycoccos, V. pallidum, V. parvifolium, V. scoparium, V. stamineum, V. tenellum, V. uliginosum
Synonyms Cyanococcus liparis, Cyanococcus margarettae, Cyanococcus pallidus, Cyanococcus subcordatus, Cyanococcus tallapusae, Cyanococcus vacillans, V. altomontanum, V. corymbosum var. pallidum, V. margarettae, V. vacillans, V. vacillans var. crinitum, V. vacillans var. missouriense, V. viride V. vitis-idaea subsp. minus, V. vitis-idaea var. minus
Name authority Aiton: Hort. Kew. 2: 10. 1789 , Linnaeus: Sp. Pl. 1: 351. (1753)
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