Ericaceae 



709 



6A. Branches angled; flowers solitary in axils of new shoots. 



7A. Leaves membranous, vivid green in dried specimens; fruit red 4. V. yatabei 



7B. Leaves chartaccous, brownish in dried specimens, sometimes glaucescent. 



8A. Leaves entire, elliptic to broadly ovate, the veinlets slender and only slightly raised beneath 5. V. ovalifolitim 



8B. Leaves serrulate, broadly ovate to ovate-orbicular or sometimes elliptic, the veinlets prominently raised and reticulate 



beneath 6. V. shil{^oki'""im 



6B. Branches terete; flowers l-3(-4) in short terminal corymbs from shoots of previous season; leaves obovate or obovate-orbicular, 



rarely elliptic, entire; fruit purple-black 7. V. uliginosiim 



4B. Ovary 10-locular. 



9A. Inflorescence few-flowered, on previous year's branchlets; small shrubs. 



lOA. Branches slightly flattened, glabrous; leaves lanceolate to narrowly ovate, nearly glabrous; fruit purple-black. 



8. V. yakushimcnse 

 lOB. Branches terete, more or less puberulent; leaves broadly lanceolate to broadly ovate, puberulent. 



1 lA. Calyx-tube and young fruit 5-angled; fruit red, the receptacle rather broad 9. V. hirlum 



1 IB. Caly,\-tubc and young fruit terete, not angled; fruit black, the receptacle rather narrow 10. F. smallii 



9B. Inflorescence many-flowered, racemose, terminal on the new branchlets; large shrubs. 



12A. Inflorescence and young branchlets with stipitatc glands; leaves chartaceous, callose-hairy toward the margin, the hairs gland- 

 tipped only while young; bracts rather small, thinly chartaceous II. V. oldhamii 



I2B. Inflorescence and young branchlets short-pubescent or glabrescent, not glandular-pilose; leaves rather coriaceous, scarcely 

 pilose above; bracts usually large, chartaceous. 



13 A. Plant mostly pilose 12. V. ciliattim 



I3B. Plant mostly glabrous 13. K. sieboldii 



IB. Corolla deeply 4-parted, the lobes recurved. 



HA. Erect shrub; leaves deciduous, usually toothed 14. V. japonictim 



14B. Usually creeping subshrubs; leaves evergreen, entire. 



15A. Leaves 5-12 mm. long; peduncles puberulent 15. V. oxycoccum 



15B. Leaves 3-6 mm. long; peduncles usually glabrous 16. V. microcarpiim 



1. Vaccinium bracteatum Thunb. V. buergeri Miq.; to submembranous, broadly ovate, broadly elliptic, or obovate- 

 V. donianum var. ellipticiim Miq.; V. idzuroei Fr. & Sav.; V. orbicular, 3-6 cm. long, 3-5 cm. wide, rounded to acute, ser- 



taqtietii Lev.; Pieris jauriei Lev.; P. coreana Lev. Sha- rulate, often loosely pilose on margin and on nerves beneath; 



SHAMBO. Much-branched large evergreen shrub or small flowers 1-3, terminal, puberulent, the bracts and bracteoles 



tree, 1-3 m. high, the branches rather slender, gray-brown or herbaceous, the pedicels rather short; corolla campanulate, 5-6 



gray, glabrous or punctate-puberulent while very young; mm. long, white to reddish; berries globose, about 1 cm. in di- 



leaves coriaceous, lustrous, elliptic-ovate or narrowly elliptic, ameter, red, the receptacles 4-5 mm. across. June-July. 



2.5-6 cm. long, 1-2.5 cm. wide, obsoletely serrulate, acuminate. Coniferous woods; Hokkaido, Honshu (centr. and n. distr.); 



with 2 glands near the base, glabrous or puberulent on the rare. Kuriles, Sakhalin, Kamchatka, Amur, and Ussuri. 



midrib on upper side, the petioles 2-4(-6) mm. long; racemes 4. Vaccinium yatabei Makino. V. myrtillus sensu auct. 



2-5 cm. long, puberulent, more than 10-flowered, the bracts Japon., non L.; V. myrtillus var. yatabei (Makino) Matsum. & 



lanceolate, the flowers nodding; corolla white, tubular-ovoid, Komatsu Hime-usu-no-ki, Ao-jiku-su-no-ki. Small gla- 



5-7 mm. long, puberulent or glabrous; fruit globose, about brous branched deciduous shrub 10-20 cm. high, the stems 2-4 



5 mm. in diameter, purple-black, glaucescent, the calyx-teeth mm. across at base, the branches green becoming gray-brown 



persistent. July. Low elevations in the mountains; Hon- in age, acutely 4-angled; leaves thinly membranous, ovate to 



shu (s. Kanto Distr. and westw.), Shikoku, Kyushu. s. Ko- broadly so, 1-2 cm. long, 7-13 mm. wide, acute, mucronate, 



rea, Ryukyus, and China. vivid green when dried, serrulate, sparingly puberulent on 



Var. lanceolatum Nakai. Nacab.\-shashambo. Leaves the nerves, very short-petioled; flowers with the leaves, solitary, 



broadly oblanceolate, 4-8 cm. long, 1-2 cm. wide. Occurs the pedicels glabrous, short; calyx-teeth short; corolla greenish 



with the typical phase. white, urceolate, 4-5 mm. long; berry globose, red. May- 



2. Vaccinium vitis-idaea L. V. vitis-idaea var. minus June. Coniferous woods; Honshu (centr. distr. and Kanto) ; 

 Lodd.; V. jesoense Miq. Koke-momo. Dwarf evergreen rare. 



subshrub, 5-20 cm. high, simple to sparingly branched, with 5. Vaccinium ovalifolium J. E. Smith. V. axillare Na- 



long-creeping subterranean stems; leaves coriaceous, 1-2.5 cm. kai; (?) V. yesoense Koidz.; V. ovalijolium var. membrana- 



long, 5-13 mm. wide, obovate-ellipiic to obovate, rounded to ceum H. Boiss. Kuro-osugo. Glabrous much-branched de- 



very obtuse, lustrous, deep green on upper side, paler with ciduous shrub 30-100 cm. high; stems 5-15 mm. thick near 

 dark spots beneath, glabrous on both sides, slighdy recurved base, the branches yellow-brown, acutely 4-ang!ed; leaves sub- 

 on margin, the petioles 0.5-1.5 mm. long; flowers nodding, in chartaceous, elliptic to broadly ovate, 2-A cm. long, 1.5-2.5 

 short terminal racemes; corolla campanulate, 6-7 mm. long, cm. wide, obtuse, acute to obtuse at base, glabrous, entire, 

 4-lobed, white to reddish; berries globose, red, 4-7 mm. in slighdy glaucescent beneath, weakly nerved on both sides, sub- 

 diameter. June-July. Coniferous woods and alpine slopes; sessile; flowers solitary, nearly terminal, nodding, the pedicels 



Hokkaido, Honshu, Shikoku, Kyushu; common northward, ebracteatc, 7-12 mm. long, glabrous; calyx-limb short, ob- 



rare in Shikoku and Kyushu. Korea, Kuriles, Sakhalin to soletely toothed; corolla urceolate, about 5 mm. long, pale 



Europe, and N. America. green; berries blue-black, globose, bloomy, 8-10 mm. in di- 



3. Vaccinium praestans Lamb. Iwa-tsutsuji. Dwarf ameter, sweet and edible. June-July. Alpine; Hokkaido, 



deciduous scarcely branched glabrous subshrub, 2-5 cm. high, Honshu (centr. and n. distr.) ; rather common. e. Asia and 



with long<reeping subterranean branches; leaves chartaceous N. America. Forma obovoideum (Takeda) Hara. V. 



