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hairy blueberry, small cluster blueberry, woolly berry, wooly berry

blue-leaf huckleberry, Cascade bilberry, Cascade blueberry, Cascade huckleberry, Cascades blueberry, Rainier blueberry

Habit Plants forming open colonies, 2–5(–7.5) dm; twigs green, slightly angled, pilose or hairy. Plants forming small clumps to extensive open colonies, 0.5–15 dm, rhizomatous; twigs green, sometimes glaucous, ± terete, rarely angled, usually glabrous, rarely hairy along veins or puberulent.
Leaves

deciduous;

blade green, elliptic, 23–62 × 10–36 mm, subcoriaceous, margins entire, surfaces densely hairy, eglandular abaxially.

blades usually glaucous, obovate, oblanceolate, or, rarely, elliptic, 17–35 × 9–17 mm, margins usually serrate for at least distal 2/3, surfaces usually glabrous, eglandular or, rarely, glandular throughout, often glandular-hairy along midvein.

Flowers

calyx green, glandular-hairy;

corolla white, cylindric, 5–9 mm, (glandular-hairy);

filaments hairy.

calyx glaucous, lobes indistinct or shallow, glabrous;

corolla pink, creamy pink, or red, globose to globular-urceolate, 4–6 × 5–7 mm, thin, glaucous;

filaments glabrous.

Berries

black, 7–9 mm diam., hairy.

usually blue, glaucous, sometimes dull black, maroon, or red, 9–13 mm diam.

Seeds

3–9, ca. 1 mm.

ca. 1 mm.

2n

= 48.

= 48.

Vaccinium hirsutum

Vaccinium deliciosum

Phenology Flowering summer. Flowering late spring–early summer.
Habitat Dry oak-pine ridges and mountain meadows Alpine meadows, subalpine coniferous woods, talus slopes
Elevation 600-1500 m (2000-4900 ft) 600-2000 m (2000-6600 ft)
Distribution
from FNA
GA; NC; TN
[WildflowerSearch map]
[BONAP county map]
from FNA
CA; ID; OR; WA; BC
[WildflowerSearch map]
[BONAP county map]
Discussion

Vaccinium hirsutum is uncommon (but not threatened) in Tennessee, rare in North Carolina, and probably extirpated in Georgia.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Vaccinium deliciosum produces especially flavorful berries. Research at the University of Idaho and Washington State University identified 31 aromatic flavor compounds in the fruits. Despite its outstanding flavor and large fruit size, it is harvested less than is V. membranaceum because it has a smaller range and is less abundant there than its black-fruited congener. Also, like V. membranaceum, V. deliciosum is native at higher elevations and can be difficult to grow at low elevations. Although rhizomatous, V. deliciosum has a dense root system and transplants easily.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 8, p. 529. FNA vol. 8, p. 523.
Parent taxa Ericaceae > subfam. Vaccinioideae > Vaccinium > sect. Cyanococcus Ericaceae > subfam. Vaccinioideae > Vaccinium > sect. Myrtillus
Sibling taxa
V. angustifolium, V. arboreum, V. boreale, V. cespitosum, V. corymbosum, V. crassifolium, V. darrowii, V. deliciosum, V. erythrocarpum, V. macrocarpon, V. membranaceum, V. myrsinites, V. myrtilloides, V. myrtillus, V. ovalifolium, V. ovatum, V. oxycoccos, V. pallidum, V. parvifolium, V. scoparium, V. stamineum, V. tenellum, V. uliginosum, V. vitis-idaea
V. angustifolium, V. arboreum, V. boreale, V. cespitosum, V. corymbosum, V. crassifolium, V. darrowii, V. erythrocarpum, V. hirsutum, V. macrocarpon, V. membranaceum, V. myrsinites, V. myrtilloides, V. myrtillus, V. ovalifolium, V. ovatum, V. oxycoccos, V. pallidum, V. parvifolium, V. scoparium, V. stamineum, V. tenellum, V. uliginosum, V. vitis-idaea
Synonyms Cyanococcus hirsutus
Name authority Buckley: Amer. J. Sci. Arts 45: 175. 1843 , Piper: Mazama 2: 103. 1901 ,
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