LXXV. RUBiACEJE. (J. D. Hooker.) 21 



of the cell, and aniphitropous. Fruit a 2-4-celled berry, or a drupe with 2-4 

 pyrenes. 



* Calyx-tubes cohering in a head. 



Heads many-fid, solitary or umbelled 69. MORINDA. 



Heads few-fld. somewhat spiked 70. EKNNBTXIA. 



** Flowers free. 



Calyx-limb 4-5-fid, corolla-throat villous, drupe with 1-4 



pyrenes, flowers axillary 71. DAMNACANTHUS. 



Calyx-limb truncate, corolla-throat glabrous, berry 1-2- 



seeded, flowers terminal and axillary 72. PRISMATOMEBIS. 



Calyx-limb truncate, drupe with 4 pyrenes, flowers umbellate 73. CCELOSPERMUM. 



Calyx-limb annular, corolla- throat woolly, flowers in axillary 



heads 74. GYNOCHTHODES. 



TEIBE XIII. Fsychotrieae. Corolla-lobes valvate in bud. Stamens 

 inserted near the mouth of the corolla. Ovules basilar, cuneate, anatropous. 

 Drupe with 2 or more pyreiies. (See also 18. Allceophania, and 19. Fer- 

 gusonia.} 



* Flowers in terminal rarely axillary corymbose or panicled rarely capitate 

 cymes. 



Calyx-limb short 4-5-toothed, corolla usually short straight 75. PSYCHOTKIA. 

 Calyx-limb short 5-toothed, corolla-tube usually long curved 76. CHASALIA. 



^* Flowers capitate or fascicled, axillary or terminal (or solitary in Geophila). 



Calyx with 4-7 rather long lobes, creeping herbs, leaves cordate 77. GEOPHILA. 

 Calyx with 4-5 short teeth, style arms 2, heads involucred . 78. CEPHAELIS. 

 >Calyx-limb 3-6-fid, style-arms 3-9, leaves distichous . . .79. LASIANTHTJS. 



* Flowers axillary and terminal, solitary or few , anthers 4 subsessile. 



Calyx-limb dilated unequally 4-lobed, drupe with 2 pyrenes, 



fetid shrubs 80. SAPROSMA. 



Calyx-limb truncate, drupe with 2 pyrenes, stem tuberous, 



epiphytes 81. HYDNOPHYTTTM. 



Calyx-limb truncate, drupe with 3 pyrenes, stem tuberous, 



epiphytes 82. MYRMECODIA. 



TRIBE XIV. Paederieae. Corolla-lobes valvate in bud. Stamens inserted 

 on the throat or base of the corolla. /Style-arms 2-5, papillose all over. Ovules 

 basilar, erect. Fruit capsular, 5-valved, or with 2 dorsally compressed pyrenes 

 often pendulous from a columella ; albumen copious or scanty. Usually fetid 

 climbing or erect shrubs. 



Styles 2 capillary twisted, pyrenes 2, twining shrubs . . 83. P^EDERIA. 

 Style 5-fid, capsule 5-valved at the top, testa reticulated, 



erect shrubs 84. HAMLLTONIA. 



Style-arms 5, capsule 5-valved at the base, enclosing 5 



pyrenes with reticulated coats, erect shrubs 85. LEPTODERMIS. 



TRIBE XV. Spermacoceae. Corolla-lobes valvate in bud. Ovary 

 "2- rarely 3-4-celled ; style entire, stigma capitate or 2-fid, rarely style-arms 

 elongate ; ovules attached to the septum of the ovary, aniphitropous. Fruit 

 small, dry, capsular or of 2 cocci, or circumsciss at the base. Seeds usually 

 oblong, deeply grooved on the ventral face. Herbs, rarely undershrubs, leaves 

 opposite, stipules usually setaceous. 



