LXX. RUBIACEiE (hIERN). 37 



IX. Vanguerie«. 



Herbs. Calyx-limb unequally 6-4-partite 48. Phntakisia. 



Shrubs or trees. Calyx truncate or equally lobed. 



Stigma capitate, globose, mitriform, or calyptriform. 

 Corolla-lobes glabrous inside. 

 Cal3rx-limb truncate, dentate or shortly lobed ; lobes 

 not foliaceous. Leaves opposite. 



Ovary 2-celled 49. Canthium. 



Ovary 5-3-celled , 50. Vanqueeia. 



Calyx-limb various. Leaves verticillate 61. Fadogia. 



Calyx-lobes sub-foliaceous, persistent. Leaves op- 

 posite. 



Corolla-tube short, straight 52. Cxjviera. 



Corolla-tube rather elongated, arching 53. Ancylanthos. 



Stigma subclavate or fusiform and divided into two 

 linear branches. Corolla lobes hairy inside near 

 the base 64. Cratbbispbrmt7m. 



X. IX0RB.aE. 



Ovules peltately attached about the middle of the septum 

 of the ovary. Albumen of the seeds uniform. Seeds 

 convex on the back, plane-concave or excavated on 

 the face. 

 Calyx-lobes not accrescent. Style usually exserted. 

 Bracteoles not connate at or near the base of the 

 calyx. Flowers usually 4-merojrfei and terminal. 

 Seeds concave on the feice. 

 Calyx-limb shortly dentate or truncate. Style 



shortly exserted, usually with 2 branches . . 55. Ixoba. 

 Calyx-limb various. Style far exserted, entire or 



bidentate 56. Pavbtta. 



Bracteoles connate at or near the base of the calyx 

 into a single or double calyculus. Flowers usually 

 6-7-merou8 and axillary. Seeds marked with a 



longitudinal furrow down the face 67- Coffea. 



Calyx-lobes accrescent. Style included 58. Psilakthus. 



Ovules inserted on the small fleshy placentas ascending 

 from the base of the ovary. Albumen of the seeds 

 deeply ruminated. Seed globose 69. Rutidba. 



XI. MoKINDEiB . 60. MOBINDA. 



XII. PSYCHOTBiaaE. 



Flowers arranged in terminal, rarely axillary, panicles or 

 in sub-capitate clusters. 

 Ovary 2-ceiled. 



Albumen of the seeds uniform ; ovules smooth . . . 61. Pstchothla. 

 Albumen of the seeds ruminated ; ovules somewhat 



wrinkled 62. Gtbumilea. 



Ovary 6-7-celled 63. TRiAmoLEPis. 



Flowers arranged in heads or rarely solitary, terminal or 

 rarely axillary. 

 Heads involucrate or the solitary flowers bracteate at the 

 base. 



Small creeping herbs .64. Gkophila. 



Small shnibs 65. Cephaelis. 



Heads exinvolucrate 66. Tbichostachys. 



Flowers axillary, fasciculate 67- Lasianthus. 



XIII. PiEDEBIEJE 68. SlPHOMERIS. 



XIV. AirrHOSPEaMBJE 69. ANXHosrEBMrM. 



