- 76 — 



33. a. Corolla densely villous outside . . . . 32. C. macrostegium 



b. Corolla glabrous outside . . . • . 34 



34. a. Corolla-tube 2-3 c. M. long; calyx 1.5-2.5 c, M. long, with many large 



peltate glands outside; leaves with irregularly crenate-serrate margins, rarely 



sub-entire 33. C. fragrans 



b. Corolla-tube 4-6 c.M. long; calyx 1-1.2 c.M. long, without peltate glands 

 outside; leaves entire 34. C. Cunninghamii 



35. a, Corolla-tube distinctly and densely hairy outside, usually with long hairs . 36 

 b. Corolla-tube glabrous outside, or minutely, inconspicuously pubescent . . 42 



36. a. Calyx and corolla long-hairy inside; corolla-tube usually less than 1 1/ 2 



times as long as the calyx, rarely longer 37 



b. Calyx and corolla shortly hairy or glabrous inside; corolla-tube more than 

 lVa times as long as the calyx . . . . . . . ... .39 



37. a, Calyx deeply cleft down the middle, greenish ... . 35. C. villosum 



b. Calyx cleft down not as far as the middle, red 38 



38. a. Calyx less than 1 c.M. long, shortly and appressedly hairy outside, except 



on the almost glabrous lobes; teeth short-deltoid; corolla small; tube 

 0.5-1 c.M. long; leaves entire , 36 C. brachyanthum. 



b. Calyx 1—1.5 c.M. long, densely long-hairy outside; lobes lanceolate; corolla 

 large; tube 1—2 c.M, long. Leaves distantly serrate-dentate, rarely almost 

 entire 37. C. lanuginosum. 



39. a. Calyx cleft down past the middle, usually almost down to the base; lobes 



broadly ovate, sparsely strigose-hairy and with many large glands outside. 



. 38. C. viscosum. 



b. Calyx not cleft down as far as the middle; lobes oblong-lanceolate, densely 

 hairy and without obvious glands outside .40 



40. a. Calyx shallowly incised, 2—2.5 c.M. long; leaves distantly serrate-dentate. 



~ . » . . . 39. C. Preslii. 



b. Calyx less than. 1.5 c.M. long; leaves entire 41 



41. a. Corolla-tube less than twice as long as the calyx; calyx long hairy outside. 



40. C. Cumingianum. 



b. Corolla-tube more than twice as long as the calyx ; calyx shortly hairy outside. 



. 41. C. buruanum. 



42. a. Calyx not or scarcely incised as far as the middle; corolla white with pink 



in the throat 42. C. infortunatum, 



b. Calyx slit down past the middle; corolla orange-coloured oi red . . .43 



43. a. Leaves densely hairy below, with or without some spread scales . . .44 

 b. Leaves glabrous below, except on the nerves, densely glandular punctulate 



or covered with peltate scales 45 



44. a. Calyx 0.3-0.5 c.M. long, with narrow, lanceolate, erect or appressed lobes; 



corolla-tube 5—6 times as long as the calyx; lobes 0,7—1 by 0,4—0.5 c.M.; 

 buds when grown-up 0.3 — 0.5 c.M. in diam ; stamens twice as long as the 

 corolla-lobes, 2—2.5 c.M. long: style 3—4 c.M. long. . 43. C. Buchanani 

 b. Calyx 0.7—1.2 c.M. long, with ovate or deltoid, patent lobes: corolla-tube 

 3—4 times as long as the calyx: lobes 1—2.5 by 0.1— 1 c.M. : buds when grown- 

 up 0.7—1.2 c.M. in diam.: stamens 3 times as long as the corolla-lobes, 4—6 

 c.M. long: style 6—7 c.M. long 44. C. speciosissimum. 



45. a. Calyx and corolla more or less pubescent outside; leaves densely scaled 



below, rarely with minute glands 46 



b. Calyx and corolla glabrous outside. Leaves densely punctulate below . . 47 



46. a. Normal leaves 3-7-lobed, sometimes with the exception of the highest ones; 



lobes entire; calyx 0,2-0.5 c.M. long; lobes ovate, subobtuse, 0.15-0.20 c.M. 

 long; corolla orange-coloured, rarely red (?); tube 4-6 times as long as the 

 calyx 45. C, paniculata 



