Flora of North America species comparison

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Vaccinium macrocarpon

American cranberry, canneberge à gros fruits, cranberry, cultivated cranberry, large cranberry
Habit Plants often ascending, shoots 0.4–1.5 dm.
Leaf

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

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

nodding, slender, 2–3 cm, bracteolate;

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

calyx lobes relatively small;

corolla strongly reflexed at anthesis, white to pink;

filaments hairy;

anther tubules 1–2 mm.
Berries

red to pink, 9–14 mm diam., smooth.
2n

= 24.

Vaccinium macrocarpon
Phenology Flowering late spring–early summer.
Habitat Bogs, swamps, mires, wet shores and headlands
Elevation 0-1400 m (0-4600 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]
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.)
Source FNA vol. 8, p. 519.
Parent taxa 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. 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
Name authority Aiton: Hort. Kew. 2: 13, plate 7. (1789)
Web links 
Unless otherwise noted, all data comes from the online version of the Flora of North America, who have made most of their content available via a Creative Commons license (CC BY 4.0).



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