Vaccinium cespitosum |
Vaccinium myrtilloides |
|
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airelle gazonnante, dwarf bilberry, dwarf blueberry, dwarf huckleberry |
bleuet fausse-myrtille, sour-top blueberry, sourtop, velvet-leaf blueberry, velvetleaf huckleberry |
|
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 ± open colonies, 1–11.5 dm; twigs greenish brown, terete, pilose or 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; blade green, elliptic, 23–35 × 8–16 mm, membranous to subcoriaceous, margins entire, surfaces ± densely hairy (sometimes mostly on veins), eglandular, sometimes glabrescent. |
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 green, glabrous, (eglandular); corolla greenish white to pink, urceolate, 3–5 mm, (eglandular); filaments usually hairy. |
Berries | usually blue, glaucous, rarely dull black, 5–9 mm diam. |
blue, glaucous, 6–8 mm diam., glabrous. |
Seeds | ca. 1 mm. |
10–40, ca. 1 mm. |
2n | = 24. |
= 24. |
Vaccinium cespitosum |
Vaccinium myrtilloides |
|
Phenology | Flowering late spring-mid summer. | Flowering late spring–early summer. |
Habitat | Open, usually dry habitats, from lowland to subalpine areas | Open or disturbed sites in boreal forest, muskegs, bogs, barrens, headlands, outcrops, mountain meadows |
Elevation | 0-4500 m (0-14800 ft) | 0-1700 m (0-5600 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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CT; IA; IL; IN; MA; ME; MN; MT; NH; NY; OH; PA; VT; WI; WV; AB; BC; LB; MB; NB; NS; NT; ON; PE; QC; SK
|
Source | FNA vol. 8, p. 524. | FNA vol. 8, p. 529. |
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 canadensis, V. angustifolium var. myrtilloides, V. canadense |
Name authority | Michaux: Fl. Bor.-Amer. 1: 234. 1803 , | Michaux: Fl. Bor.-Amer. 1: 234. 1803 , |
Web links |