Clerodendron. 245 



b. Corolla-tube sparsely pubescent; sinus of leaf-base none 



49, C. confusum p. 290. 



63. a. Corolla-tube 0.6—1 cM 64. 



b. Corolla-tube 1.2—3.3 cM 65. 



64. a. Calyx-lobes glabrous . . 50. C. brachyanthum p. 291. 

 b. Calyx-lobes pubescent; corolla-tube glabrous, -lobes 



pubescent 51. C. Lindawianum p. 292. 



65. a. Calyx 2V2— 3 cM., teeth 0.6—1 cM.; corolla-tube 3.3 cM. 



52. C. macrocalyx p. 293. 

 b. Calyx V2-IV2 cM 66. 



66. a. Calyx V2-O.65 cM 67. 



b. Calyx 0.8—1.3 cM 68. 



67. a. } (, 27. C. tracyanum p. 274. 

 b.. S ( 28. C. buruanum p. 274. 



68. a." Lower leaves 3-lbbed, upper ones ovate; calyx 1.3 



cM.; corolfa-tube glabrous, 2.6 cM. 



25. C. trichotomum p. 273. 

 b. All leaves entire 69. 



69. a. Leaves glabrous on both sides when adult, or pubescent 



only on or near the nerves; sometimes somewhat pu- 

 bescent 70. 



b. Leaves rather to very densely pubescent on both sur- 

 faces 74. 



70. a. Calyx glabrous within . . 71. 



b. Calyx with glanduliferous hairs within, as is outer side of 



corolla-tube 30. C. porphyrocalyx p. 276. 



71. a. Proportion of length and breadth of leaf = 4^5 



33. C. kinabaluense p. 279. 

 b. Proportion of length and breadth of leaf = 1—2 . 72. 



72. a. Corolla-lobes 0.7— 0.8 cM. 43. C. Vanoverberghiip. 286. 

 b. Corolla-lobes 0.45-V2 cM 73. 



73. a. Pedicels 0.3—1 cM.; corolla glabrous; calyx with large 



glands 24. C. adenophysum p. 272. 



b. Pedicels 0.8—2 cM.; corolla sparsely pubescent; calyx 

 without glands ... 29. C. brunfelsiiflorum p. 275. 



74. a, Leaves denticulate 75. 



b. Leaves entire . . . . 43. C. Vanoverberghii p. 286. 



75. a. Corolla-tube I'/j- 1.8 cM. 53. C. lanuginosum p. 294. 



