Vaccinium ovalifolium |
Vaccinium crassifolium |
|
---|---|---|
airelle à feuilles ovées, Alaska blueberry, early blueberry, oval-leaf blueberry, oval-leaf huckleberry |
creeping blueberry |
|
Habit | Plants crown-forming, clumped, suckering when disturbed, rarely forming extensive colonies, 3–40 dm, not rhizomatous; twigs yellow-green or golden brown, glaucous, usually terete, sometimes somewhat angled, glabrous, sometimes hairy in lines. | Plants extensively mat-forming (often by layering), with erect branches from lateral buds, rooting and/or swelling into woody burls at nodes; twigs of current year reddish green, terete, finely hairy, not verrucose. |
Leaf | blades pale green or glaucous abaxially, slightly darker pale green adaxially, ovate to elliptic, rarely obovate, 25–39 × 16–20 mm, margins entire to obscurely serrate, abaxial surface glabrous, eglandular (sometimes hairy or glandular along midvein), adaxial surface usually glabrous (sometimes hairy and/or glandular). |
blades dark green, elliptic to obovate, (10–)12–15(–39) × (4–)5–7(–24) mm, coriaceous, margins ± entire, surfaces glabrescent. |
Pedicels | 0.1–0.3 cm. |
|
Flowers | calyx pale green or glaucous, lobes vestigial or absent, glabrous; corolla pink, bronze-pink, or greenish white, globose, sometimes urceolate, 5–7 × 4–5 mm, thin, glaucous; filaments glabrous or pilose basally. |
calyx lobes distinct; corolla usually white, 3–5 mm; filaments ciliate. |
Berries | blue, dull purplish black, or black, sometimes glaucous, 8–10 mm diam. |
black, 6–8 mm diam., insipid. |
Seeds | ca. 1 mm. |
|
2n | = 24, 48. |
= 24. |
Vaccinium ovalifolium |
Vaccinium crassifolium |
|
Phenology | Flowering spring-mid summer(-late summer). | Flowering late spring. |
Habitat | Moist or mesic coniferous woods, transitional habitats adjacent to these coniferous stands, cut-over coniferous woods, verges of road cuts, margins of coniferous woods, peaty slopes | Coastal plain, open pine flatwoods, pine barrens, pocosin ecotones and associated disturbed areas, road cuts, fire trails, mown roadsides |
Elevation | 0-2100 m (0-6900 ft) | 0-200 m (0-700 ft) |
Distribution |
AK; ID; MI; OR; SD; WA; AB; BC; NF; NS; ON; QC; YT; e Asia (c Japan, Kamchatka)
|
GA; NC; SC; VA
|
Source | FNA vol. 8, p. 524. | FNA vol. 8, p. 525. |
Parent taxa | Ericaceae > subfam. Vaccinioideae > Vaccinium > sect. Myrtillus | Ericaceae > subfam. Vaccinioideae > Vaccinium > sect. Herpothamnus |
Sibling taxa | ||
Synonyms | V. alaskaense | Herpothamnus crassifolius, V. crassifolium subsp. sempervirens, V. sempervirens |
Name authority | Smith: in A. Rees, Cycl. 36: Vaccinium no. 2. (1817) | Andrews: Bot. Repos. 2: plate 105. (1800) |
Web links |
|