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

American cranberry, canneberge à gros fruits, cranberry, cultivated cranberry, large cranberry

Habit Shrubs, erect, (3–)4–12(–40) dm, rhizomatous, (twigs of previous year not verrucose). Plants often ascending, shoots 0.4–1.5 dm.
Leaves

persistent.

blades glaucous abaxially, green adaxially, usually narrowly elliptic to elliptic, rarely oblong, 5–18 × 2–55 mm, margins entire, slightly revolute.

Inflorescences

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

in axils of leaflike bracts at base of current year’s shoots.

Pedicels

articulated with calyx tube.

nodding, slender, 2–3 cm, bracteolate;

bracteoles 2, greenish white, scalelike, 1–2 mm wide.

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.

calyx lobes relatively small;

corolla strongly reflexed at anthesis, white to pink;

filaments hairy;

anther tubules 1–2 mm.

Berries

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

red to pink, 9–14 mm diam., smooth.

Seeds

10–25, (ca. 1 mm).

2n

= 24.

Vaccinium pallidum

Vaccinium macrocarpon

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 Bogs, swamps, mires, wet shores and headlands
Elevation 0-1600 m (0-5200 ft) 0-1400 m (0-4600 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
CT; DC; DE; IL; IN; MA; MD; ME; MI; MN; NC; NH; NJ; NY; OH; OR; PA; RI; TN; VA; VT; WA; WI; WV; BC; NB; NF; NS; ON; PE; QC; SPM [Introduced in Europe]
[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.)

Vaccinium macrocarpon is introduced and escaping elsewhere (British Columbia, Oregon, Washington) with respect to its normal range in eastern North America.

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

Source FNA vol. 8, p. 529. FNA vol. 8, p. 519.
Parent taxa Ericaceae > subfam. Vaccinioideae > Vaccinium > sect. Cyanococcus Ericaceae > subfam. Vaccinioideae > Vaccinium > sect. Oxycoccus
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. 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, V. vitis-idaea
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 Oxycoccus macrocarpus
Name authority Aiton: Hort. Kew. 2: 10. 1789 , Aiton: Hort. Kew. 2: 13, plate 7. (1789)
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