— 10 — 



b. Anther-cells opened in the whole length or nearly so; fruit, when ripe, black, 

 violet or white— Style less than 0.9 c.M, long; ovary hairy or glabrous; leaves 

 almost always opposite. Trees or shrubs .2 



2. a. Leaves at the lower side tomento ;e with hairs, which hardly can be rubbed out. 3 

 b, Leaves at the lower side with a tomentum, which easily can be rubbed out, 



or subglabrous 8 



3. a. Leaves at the upper side densely rugose with permanent simple hairs, at the 



lower side ferruginously hairy; flowers 4 — 5 — merous; corolla glabrous 

 with large glands; fruit 8—10 or by abortion 4— 5 -seeded . 2. C. Havilandii 

 b. Leaves at the upper side glabrous, or sprinkled with lax stellate hairs on 

 the nerves, at the lower side whitely or cinnamomously hairy; flowers 4— 

 merous; corolla more or less hairy and with minute glands .... 4 



4. a. Corolla densely and appressedly villous without .5 



b. Corolla more or less laxely and woolly hairy at tiie lobes or glabrous . . 7 



5. a. Leaves broad-ovate or obovate, V/ 2 — 2 times as long as broad, base obtuse, 



rounded or subcordate; petiole more than 3 c.M. long: corolla 0.25-0.30 c.M, 



long; fruit with 4-8 seeds 3. C. inaequalis 



b. Leaves lanceolate or elliptic-obovate, more than 3 times as long as broad, 

 base acute or acuminate, rarely cuneate; petiole less than 3 c.M. long ; corolla 

 0.20--0.25 c.M. long; fruit with 4 seeds 6 



6. a. Flowers rather large; fruit, when ripe, glabrous, large, depressed at the top, 



0.25—0.35 c.M, in diam.; petioles connected with a prominent interpetiolar 



margin 4. C. angustifolia 



b. Flowers small; fruit, when ripe, with sprinkled stellate-hairs, not depressed at 

 the top, less than 0,2 c.M. in diam.; petioles with only little developed inter- 

 petiolar margin 5. C. angusta 



7. a. Young parts, lower side of the leaves and inflorescences with dense hairs 



of two sorts, viz. partly very densely with a white appressed tomentum, 

 partly long brownish-plumose; leaves obovate, base obtuse or cuneate ; pairs 

 of nerves 7—15; peduncles 1—2 c. M.; calyx densely and woolly villous 



outside 6. C. erioclona 



b, Young parts, lower sides of the leaves and inflorescences uniformously hairy 

 with a dense white stellate tomentum only; leaves ovate or oblong, abruptly 

 decurrent and shortly attenuate; pairs of nerves 5—7; peduncles 0.5— 0.7 c.M.; 

 calyx densely mealy or farinose outside '. .... 7. C. bicolor 



8. a. Lower side of the leaves, when adult, softly tomentose, villous or densely 



farinose 9 



b. Lower side of the leaves, when adult, floccose or subglabrous . . .15 



9. a. Upper side of the leaves, when adult, glabrous or with loose sprinkled stellate 



hairs, at the nerves . . . ' . .10 



b. Upper side of the leaves, when adult, more or less permanent fixed-hairy, 

 tomentum sometimes stubbily broken, or simple-hairy 13 



10. a. Inflorescences rather small, with very short peduncles 11 



b. Inflorescences large and long-peduncled 12 



H.a. Calyx minutely toothed; ripe fruits black , . . . . . 8. C. cana 

 b. Calyx distinctly, lanceolately toothed; ripe fruits white . . II. C. Roxburghii 



12. a. Ovary with stiff hairs, or if subglabrous, covered with dense resin-glands; 



leaves nearly entire or obscurely toothed, except sometimes at young shoots. 

 Trees with erected inflorescences and black fruits . . . 9, C. tomentosa 

 b. Ovary glabrous, glandular; leaves densely and distinctly crenate-serrate. Shrubs 

 with somewhat pendulous inflorescences and white fruits . 10. C. acuminata 



13, a. Calyx long-lanceolately toothed; corolla appressedly hairy outside 14. C. mollis 

 b. Calyx shortly toothed, corolla glabrous or with some hairs at the lobes 



outside . . I • . - • - . 14 



