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

farkleberry, sparkleberry

Habit Plants often ascending, shoots 0.4–1.5 dm. Shrubs or trees, trunks to 35 cm diam. at breast height; twigs of current season reddish green, glabrous, glaucous, or glandular-hairy, not verrucose.
Leaf

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

blades pale green, glaucous, obovate to oblong, 22–40 × 12–20 mm, coriaceous, surfaces glabrous or glandular-hairy abaxially, glabrous and lustrous adaxially.

Inflorescence(s)

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

bracts ± persistent.

Pedicels

nodding, slender, 2–3 cm, bracteolate;

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

slender, 0.8–1.2 cm.

Flowers

calyx lobes relatively small;

corolla strongly reflexed at anthesis, white to pink;

filaments hairy;

anther tubules 1–2 mm.

calyx 21–29 × 7–13 mm;

corolla white, 3–5 mm;

filaments ciliate.

Berries

red to pink, 9–14 mm diam., smooth.

shiny black, 7–9 mm diam. 2n = 24.

2n

= 24.

Vaccinium macrocarpon

Vaccinium arboreum

Phenology Flowering late spring–early summer. Flowering spring.
Habitat Bogs, swamps, mires, wet shores and headlands Sandy or rocky habitats, usually xeric woodlands
Elevation 0-1400 m (0-4600 ft) 0-800 m (0-2600 ft)
Distribution
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]
from FNA
AL; AR; FL; GA; IL; IN; KS; KY; LA; MO; MS; NC; OK; SC; TN; TX; VA
[WildflowerSearch map]
[BONAP county map]
Discussion

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.)

Vaccinium arboreum is rare and local in Illinois, Indiana, Kansas, Kentucky, and Virginia.

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

Source FNA vol. 8, p. 519. FNA vol. 8, p. 525.
Parent taxa Ericaceae > subfam. Vaccinioideae > Vaccinium > sect. Oxycoccus Ericaceae > subfam. Vaccinioideae > Vaccinium > sect. Batodendron
Sibling taxa
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
V. angustifolium, 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, V. vitis-idaea
Synonyms Oxycoccus macrocarpus Batodendron arboreum, V. arboreum var. glaucescens
Name authority Aiton: Hort. Kew. 2: 13, plate 7. (1789) Marshall: Arbust. Amer., 157. 1785 ,
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