Flora of North America species comparison

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Vaccinium cespitosum

Vaccinium erythrocarpum

airelle gazonnante, dwarf bilberry, dwarf blueberry, dwarf huckleberry

dingleberry, southern mountain cranberry
Habit Plants forming dense colonies, 0.3–6 dm, superficially rhizomatous; twigs yellow-green, reddish green, or reddish brown, terete to somewhat angled, finely puberulent or, rarely, glabrous.
Leaf

blades green, usually oblanceolate, sometimes obovate or narrowly elliptic, 10–30 × 3–12 mm, margins usually serrulate from apex to at least mid blade, surfaces usually glandular abaxially, usually glabrous adaxially.

Flowers

calyx pale green, lobes vestigial, glabrous;

corolla white, white with pink striping, or pink, cylindric-urceolate to globose, 4–7 × 3–5 mm, thin, glaucous;

filaments glabrous.

Berries

usually blue, glaucous, rarely dull black, 5–9 mm diam.

Seeds

ca. 1 mm.

e

United States
2n

= 24.

Vaccinium cespitosum

Vaccinium erythrocarpum
Phenology Flowering late spring-mid summer.
Habitat Open, usually dry habitats, from lowland to subalpine areas
Elevation 0-4500 m (0-14800 ft)
Distribution
from FNA
AK; CA; CO; ID; ME; MI; MN; MT; NH; NM; NY; OR; VT; WA; WI; WY; AB; BC; MB; NB; NL; NS; NT; NU; ON; QC; SK; YT; Mexico (Chihuahua, Durango, Hidalgo); Central America (Guatemala)
[WildflowerSearch map]
from FNA
GA; NC; TN; VA; WV; se Asia
[WildflowerSearch map]
[BONAP county map]
Discussion

Subspecies 2 (1 in the flora).

Subspecies japonicum (Miquel) Kloet [V. japonicum Miquel] is disjunct in southeastern Asia (S. P. Vander Kloet and B. A. Bohm 1991).

(Discussion copyrighted by Flora of North America; reprinted with permission.)
Source FNA vol. 8, p. 524. FNA vol. 8, p. 517.
Parent taxa Ericaceae > subfam. Vaccinioideae > Vaccinium > sect. Myrtillus Ericaceae > subfam. Vaccinioideae > Vaccinium > sect. Oxycoccoides
Sibling taxa
V. angustifolium, V. arboreum, V. boreale, 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
V. angustifolium, V. arboreum, V. boreale, V. cespitosum, V. corymbosum, V. crassifolium, V. darrowii, V. deliciosum, 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
Subordinate taxa
V. erythrocarpum subsp. erythrocarpum
Synonyms V. arbuscula, V. caespitosum var. arbuscula, V. caespitosum var. paludicola, V. geminiflorum, V. nivictum, V. paludicola Hugeria erythrocarpa, Oxycoccus erectus
Name authority Michaux: Fl. Bor.-Amer. 1: 234. 1803 , Michaux: Fl. Bor.-Amer. 1: 227. (1803)
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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