244 Clerodendron. 



b. Leaves 1272—37 by 5—16 cM.; petioles 2V2— 9V2 cM.; 

 calyx in flower-time 0.8—0.9 cM 53. 



52. a. Inflorescences reaching 10 cM. in length; leaves denti- 



culate ; calyx with scarlet hairs 42. G. Wenzelii p. 285. 



b. Inflorescences 15 cM. long; leaves entire; calyx brown 



pubescent 43. C. Vanoverberghii p. 286. 



53. a. Leaves oblanceolate or lanceolate, 15—25 by 5— 6V2 



cM., glabrous beneath when adult, except near base 



33. C. kinabaluense p. 279. 

 b. Leaves ovate-acuminate, 1272—37 by 5.3 — 1672 cM- 

 softly pubescent beneath when adult 



44. C. heematolasium p. 286. 



54. a. Proportion of length of corolla-tube and calyx = 3 — 8 55. 

 b. Proportion of length of corolla-tube and calyx = 1 — 2 59. 



55. a. Proportion of length of corolla-tube and calyx = 3 — 4 56. 

 b. Proportion of length of corolla-tube and calyx =5 — 8 58. 



56. a. Corolia-tube 1.2—172 cM 57. 



b. Corolla-tube 2 — 272 cM.; leaves deeply cordate, distantly 



dentate 45. C. pulchrum p. 287. 



57. a. Leaves deeply cordate, distantly dentate 



39. C. pubcrulum p. 283. 

 b. Leaves ovate, base rounded or truncate; entire 



46. C. albiflos p. 287. 



58. a. Leaves not deeply cordate, 6 — 16 by 5 — 12 cM., shortly 



acuminate; petioles 5 — 15 cM. 38. C. papuanum p. 283. 



b. Leaves deeply sinuate-cordate, 18 — 24 by 20^ — 26 cM., 



apex obtuse; petioles 16 — ^24cM. 59. C.Blumeanum p. 292.' 



59. a. Calyx with large glands without .... .60. 

 b. Calyx without large glands without .... .63. 



60. a. Corolla glabrous without, tube IV2 — 1.7 cM.; calyx 1 cM. 



24. C. adenophysum p. 272. 

 b. Corolla puberulous without 61. 



61. a. Corolla-tube 0.7 — 1.1 cM., very densely villous without; 



leaves usually entire 62. 



b. Corolla-tube 1.3 — 2 cM., sparsely pubescent, leaves 

 irregularly serrate 47. C. Curranii p. 288. 



62. a. Corolla-tube very densely pubescent; sinus of leaf-base 



0—2 cM. deep 48. C. villosum p. 289. 



