Burke: Vaccinium deliciosum vs. Vaccinium scoparium

	Vaccinium deliciosum	Vaccinium scoparium
	Cascade blueberry, Rainier blueberry, blueleaf huckleberry	grouseberry
Habit	Deciduous, low, often matted shrub 1.5-4 dm. tall, the branches slightly angled, greenish-brown, glabrous.	Deciduous shrub, more or less matted, 1-2.5 dm. tall, the branches numerous, slender, broom-like, strongly angled, greenish or yellowish-green, usually glabrous.
Leaves	Leaves alternate, obovate to obovate-oblanceolate, 1.5-5 cm. long and 1/3-1/2 as broad, rounded to obtuse, the base wedge-shaped, pale bluish-green, glaucous but not glandular on the lower surface, the margins serrulate on the upper half or less.	Leaves lanceolate to ovate-lanceolate, 8-15 mm. long, finely serrulate, light green, usually glabrous, conspicuously veiny on the lower surface.
Flowers	Flowers single in the axils, pinkish, 6-7 mm. long; calyx obscurely 5-lobed; corolla united, broadly urn-shaped, much less than twice as long as broad, the 5 lobes very short, reflexed; anthers with dorsal awns and apical, pore-bearing tubes; ovary inferior.	Flowers solitary in the axils of the lowest leaves of the youngest shoots, short-petiolate; corolla entire, pinkish, broadly urn-shaped, about 4 mm. long; anthers with awns and terminal pore-bearing tubes; ovary inferior.
Fruits	Fruit a berry, glaucous-blue, globose, 5-8 mm. broad.	Fruit a bright red berry, globose, 3-5 mm. broad.

	Vaccinium deliciosum	Vaccinium scoparium
Flowering time	May-July	May-August
Habitat	Forest openings and mountain meadows, mid- to high elevations.	Open, dry forests, mid- to high elevations in the mountains.
Distribution	Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east to Idaho. [WildflowerSearch map] [BONAP county map]	Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east to the Rocky Mountains and northern Great Plains. [WildflowerSearch map] [BONAP county map]
Origin	Native	Native
Conservation status	Not of concern	Not of concern
Sibling taxa	V. cespitosum, V. corymbosum, V. macrocarpon, V. membranaceum, V. myrtilloides, V. myrtillus, V. ovalifolium, V. ovatum, V. oxycoccos, V. parvifolium, V. scoparium, V. uliginosum	V. cespitosum, V. corymbosum, V. deliciosum, V. macrocarpon, V. membranaceum, V. myrtilloides, V. myrtillus, V. ovalifolium, V. ovatum, V. oxycoccos, V. parvifolium, V. uliginosum
Web links	Local floras: BC, CA, OR, WA Local Web sites: CalFlora, CalPhotos, Flora NW, PNW Herbaria, Turner Photog. WildflowerSearch iNaturalist (observations) USDA Plants Database LBJ Wildflower Center SEINet Plants of the World Online Encyclopedia of Life Wikipedia Google Image Search	Local floras: BC, CA, OR, WA Local Web sites: CalFlora, CalPhotos, Flora NW, PNW Herbaria, Turner Photog. WildflowerSearch iNaturalist (observations) USDA Plants Database LBJ Wildflower Center SEINet Plants of the World Online Encyclopedia of Life Wikipedia Google Image Search

Vaccinium scoparium

Cascade blueberry, Rainier blueberry, blueleaf huckleberry

grouseberry

Habit

Deciduous, low, often matted shrub 1.5-4 dm. tall, the branches slightly angled, greenish-brown, glabrous.

Deciduous shrub, more or less matted, 1-2.5 dm. tall, the branches numerous, slender, broom-like, strongly angled, greenish or yellowish-green, usually glabrous.

Leaves

Leaves alternate, obovate to obovate-oblanceolate, 1.5-5 cm. long and 1/3-1/2 as broad, rounded to obtuse, the base wedge-shaped, pale bluish-green, glaucous but not glandular on the lower surface, the margins serrulate on the upper half or less.

Leaves lanceolate to ovate-lanceolate, 8-15 mm. long, finely serrulate, light green, usually glabrous, conspicuously veiny on the lower surface.

Flowers

Flowers single in the axils, pinkish, 6-7 mm. long;

calyx obscurely 5-lobed;

corolla united, broadly urn-shaped, much less than twice as long as broad, the 5 lobes very short, reflexed;

anthers with dorsal awns and apical, pore-bearing tubes;

ovary inferior.

Flowers solitary in the axils of the lowest leaves of the youngest shoots, short-petiolate;

corolla entire, pinkish, broadly urn-shaped, about 4 mm. long;

anthers with awns and terminal pore-bearing tubes;

ovary inferior.

Fruits