Vaccinium myrtillus |
Vaccinium corymbosum |
|
---|---|---|
dwarf blueberry, low blueberry |
high-bush blueberry |
|
Habit | Deciduous, many-branched shrub 2-3 dm. tall, the branches strongly angled, greenish, usually puberulent. | Deciduous shrubs, the stems 10-50 dm. tall; twigs green, angular to terete, hairy in lines. |
Leaves | Leaves ovate to elliptic-lanceolate, 1-3 cm. long, light green, strongly serrulate, strongly veiny on the lower surface. |
Leaves alternate, the blades dark green, ovate to narrowly elliptic, 15-70 mm. long and 10-25 mm. wide, entire to sharply serrate, usually glabrous, somewhat leathery. |
Flowers | Flowers single in the axils on pedicels 2-3 mm. long; calyx shallowly 5-lobed; corolla entire, pinkish, broadly urn-shaped; anthers with dorsal awns and apical, pore-bearing tubes; ovary inferior. |
Inflorescences axillary or terminal, 2- to 10-flowered racemes; calyx 5-lobed, green, glabrous; corolla white to pink, cylindric, 5-12 mm. long, 5-lobed; stamens 10, the filaments with hairs on the margins; anthers opening by pores; ovary inferior. |
Fruits | Fruit a berry, dark red to bluish, 5-8 mm. long. |
Berries dull black to blue, 4-12 mm. in diameter, glabrous and glaucous. |
Vaccinium myrtillus |
Vaccinium corymbosum |
|
Flowering time | May-August | May-June |
Habitat | Forest openings at middle elevations in the mountains | Open swamps, sandy margins of ponds and lakes. |
Distribution | Occurring chiefly east of the Cascades crest in Washington; British Columbia to Oregon, east to the Rocky Mountains.
|
Occurring west of the Cascades crest in Washington; southwestern British Columbia to southwestern Oregon; native from southern Great Plains to eastern North America.
|
Origin | Native | Introduced from central and eastern North Amercia |
Conservation status | Not of concern | Not of concern |
Sibling taxa | ||
Web links |
|
|