ERICACEAE. 277 



pubescent beneath, 1-2 cm. long; flowers solitary or in fascicles of 2-3, nearly 

 sessile; corolla urceolate; berries black with a bloom, sweet. 



Rare in our limits; Mount Constitution, Henderson; Vancouver Island, 

 Macoun. 



Vaccinium occidentale Gray. Stems about 30 cm. high; leaves oval to 

 obovate and oblanceolate, obtuse or acutish, entire, pale, 1-2 cm. long; flowers 

 mostly solitary; corolla oblong-ovoid, 3-4 mm. long; berry black with a bloom. 



In wet places, Vancouver Island, British Columbia, Macoun, and through 

 the Cascade Mountains mostly on the eastern side southward to California. 



Vaccinium macrophyllum (Hook.) Piper. Huckleberry. Shrub, 1-2 m. 

 high, glabrous throughout or nearly so; leaves oval or ovate, acute, rarely 

 obtuse, cuneate at base, finely serrate, paler beneath, 1-4 cm. long, short- 

 petioled; pedicels slender; calyx-limb entire; corolla nearly globose, yellowish, 

 4-5 mm. long; fruiting pedicels erect; fruit without a bloom, dark wine-colored 

 or nearly black. 



In forests in the mountains at 1000-1200 m. altitude. The excellent fruit 

 is gathered in large quantities. 



Vaccinium ovalifolium Smith. Stems 2-3 m. high, with somewhat angled 

 branchlets; leaves oval to oblong, obtuse, minutely serrulate to nearly entire, 

 thin, glabrous, pale beneath, 2-5 cm. long; flowers solitary, axillary, the pedicels 

 recurved; corolla urceolate, pinkish; berries globose, black with a bloom, 

 acidulous. 



Common in deep woods at low altitudes in the mountains, rarely found 

 at sea-level. 



Vaccinium parvifolium Smith. Stems 1-2 m. tall, with green sharp-angled 

 branchlets; leaves oblong to oval, obtuse, nearly entire, 6-20 mm. long; 

 flowers solitary, axillary; pedicels recurved; corolla globose, pink-tinged, 

 10-12 mm. long; berries clear red, acid and agreeable. 



In woods, very common. The leaves of young plants are evergreen. 



Vaccinium scoparium Leiberg. Low bushy glabrous shrub, 15-40 cm. 

 high, with numerous erect branches, green, all sharply angled; leaves very 

 small, oval to ovate, serrate, bright green; corolla ovoid, 2 mm. long; berries 

 light red, 2-4 mm. in diameter. 



In the mountains at 1500-2000 m. altitude. 



Vaccinium caespitosum Michx. Low bushy shrub, 10-30 cm. high, 

 glabrous or minutely puberulent; leaves obovate, obtuse or acute, crenulate- 

 serrulate, cuneate at base, very short-petioled, 1-2 cm. long; flowers solitary 

 in the axils, longer than the drooping pedicels; calyx-lobes very short; corolla 

 pink, ovoid, 5-6 mm. long; berry blue, with a bloom, sweet, 3-5 mm. in di- 

 ameter. 



In moist ground, not common in our limits. 



Vaccinium deliciosum Piper. Much branched, 10-30 cm. high, the branches 

 terete; leaves pale green, glaucescent, glabrous, obovate to elliptic, acute, 

 crenulate-serrulate, cuneate at base, 2-3 cm. long; flowers solitary in the axils, 

 nodding; corollas pinkish, subglobose, 5 mm. long; berries globose, black with 

 a bloom, sweet. 



Abundant in alpine meadows at about the limit of trees in the Cascade and 

 Olympic Mountains. 



376. OXYCOCCUS. Cranberry. 



Trailing woody vines (in ours) with alternate leaves; flowers 

 solitary or few, axillary or terminal, nodding on slender pedicels; 



