Psychotria. | LXX. RUBIACEZ (HIERN). 195 
Calyx glabrous. 
Leaves chartaceous, 1-3 in.long. . . . . 22. P. punctata. 
Leaves thickly coriaceous, 3-5 in. long. . . 23. P. obtusifolia. 
Calyx-teeth ciliate . . 2... . . . «24. P, zambesiana. 
aves acuminate or acute. 
Leaves l-1fin.long . . . . . . . . . 25. P. Kolly. 
Leaves 2-7 in. long, 
Calyx-limb very short, truncate . . . . . 26. P. Benthamiana. 
Calyx-limb 5-dentate. 
Flowers 2-3 together. . . . . . . . 27. P. owariensis. 
Flowers several together in little clusters . 28. P. Brassii. 
Inflorescence corymbose; common peduncle short ; 
flowers }-3in.long. . 2. 1. 1 1. 1 « . 29. P. Afeelii. 
Corolla-lobes keeled and crested at the back. . . . . 30. P. cristata. 
Ill. ConrertirtorZ. 
Stipules undivided, entire. 
Calyx-limb short. Branchlets abruptly narrower 
than the branches of the previous season . . 31. P. abrupta. 
Calyx-limb larger than the ovary. Branchlets not 
abrupt wo. + we + 82. P, anetoclada. 
Stipules bifid bicuspidate or bipartite. 
Leaves not punctate. Calyx shortly toothed or cleft 
or entire. 
Pubescent. . 2... 2. 1 ee ee ee + 88, Py Kirkii. 
Glabrous or subglabrous. ; 
Calyx subentire. Stipules bipartite, recurving. 34. P. recurva. 
Calyx-limb cleft. Stipules not recurving. 
Leaves acuminate. Stipules bidentate . . 35. P. subobliqua. 
Leaves not acuminate. Stipules cleft, bicus- 
i . . 86. P. pumila. 
pidate. . ...... ; 
Leaves black-punctate. Calyx deeply lobed . . . 37. P. nigropunctata. 
IV. BracteaTz. 
Silky-pubescent, Calyx-limb unequally 5-partite. . . 38. P. bracteosa. 
os or puberulous, Calyx-limb subentire or equally 
cleft. 
Flower-heads solitary, sessile or subsessile. 
Stipules tricuspidate, rather large, Zin. long . . . 39. P. globosa. 
Stipules bidentate or undivided, small, $—} in. long. 
Style included or shortly exserted. 
Corolla-throat densely bearded. Style shortly 
exserted, shortly lobed . . . . . . . 40. P. insidens. 
Corolla-throat thinly pubescent. Style included, 
c shortly lobed, ». 
alyx as long as the ovary. Corolla su 
C cylindrical . . . .). 1... 41. P, subherbacea, 
alyx shorter than the ovary. Corolla funnel- . . 
© shaped. . ° to. ee ee 42, P. infundibularis. 
orolla-throat nearly naked. Style scarcely 
lobed . . . , ee et , 2 2. + 48. BP. subnuda. 
Style much exserted . |. 44. P, longistylis. 
Flower-heads or flowers paniculate, pedunculate. 
cads few, compact. Calyx-teeth ciliate cee 
Owers in numerous small clusters or divaricately 
Ppaniculate. Calyx-teeth ciliolate or glabrate. 
lyx-limb longer than the ovary or as long as it. 
VER COTIRCCOUS oes eg wrists 
45. P. bidentata. 
46. P. Vogeliana. 
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