Vaccinium cespitosum |
Vaccinium tenellum |
|
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airelle gazonnante, dwarf bilberry, dwarf blueberry, dwarf huckleberry |
small black blueberry, southern blueberry |
|
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. | Plants forming extensive, open colonies, 1–7.5 dm; twigs yellowish green, ± terete, hairy. |
Leaves | 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. |
deciduous, rarely persistent; blade green, spatulate to elliptic, 13–40 × 3–17 mm, subcoriaceous, margins sharply to obscurely serrate, surfaces glandular abaxially, hairy especially when young, rarely glabrous. |
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. |
calyx pale green, sometimes hairy; corolla usually white tinged with pink, cylindric, 5–9 mm; filaments ± hairy. |
Berries | usually blue, glaucous, rarely dull black, 5–9 mm diam. |
black, 6–8 mm diam., sometimes puberulent. |
Seeds | ca. 1 mm. |
5–25, ca. 1 mm. |
2n | = 24. |
= 24. |
Vaccinium cespitosum |
Vaccinium tenellum |
|
Phenology | Flowering late spring-mid summer. | Flowering winter–spring. |
Habitat | Open, usually dry habitats, from lowland to subalpine areas | Dry sand hills, pine barrens, scrubby oak woods, open pine parkland, and flatwoods subject to burning |
Elevation | 0-4500 m (0-14800 ft) | 0-200 m (0-700 ft) |
Distribution |
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)
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AL; FL; GA; MS; NC; SC; VA
|
Source | FNA vol. 8, p. 524. | FNA vol. 8, p. 528. |
Parent taxa | Ericaceae > subfam. Vaccinioideae > Vaccinium > sect. Myrtillus | Ericaceae > subfam. Vaccinioideae > Vaccinium > sect. Cyanococcus |
Sibling taxa | ||
Synonyms | V. arbuscula, V. caespitosum var. arbuscula, V. caespitosum var. paludicola, V. geminiflorum, V. nivictum, V. paludicola | Cyanococcus tenellus |
Name authority | Michaux: Fl. Bor.-Amer. 1: 234. 1803 , | Aiton: Hort. Kew. 2: 12. 1789 , |
Web links |