216 Lxx. RUBiACE^ (hiern). [Grumilea, 



Stipules bidentate or cleft. 

 Glabrous or \evy nearly so. 



Stipules bidentate. Flowers ~ in. long. Calyx- 

 limb as long as the ovary b. G. venosa. 



Stipules bifid. Flowers ^ in. long. Calyx-limb 



small 6. G. micrantka. 



More or less hairy. 



Stipules bidentate. Leaves chartaceous. 



Calyx-limb small. Disk flat 7. G. sphesrocarj^a. 



Calyx-limb as long as the ovar}'. Disk fleshy, 



lobulate-suleate S. G. articulata. 



Stipules tricuspidate. Leaves thinly coriaceous . 9. G. sulphurea. 



1. G-. psychotrioides, DC. Prodr. iv. 495. A small glabrous 

 shining slirub. Branches subterete, smooth ; at the extremities com- 

 pressed and sulcate. Leaves oval, obtuse or shortly pointed at the 

 apex, wedge-shaped or shortly narrowed at the base, thinly coriaceous, 

 4-8 by 1^4^^ in., margins narrowly recurved, lateral veins about 

 10-12 pairs, not conspicuous, slender ; petiole ^1 in. ; stipules oval, 

 subobtuse, undivided, about | in. long, caducous. Flowers white, 

 ^-^ in. long when expanded, sessile, numerous, contiguous, in sessile 

 terminal solitary heads. Bracteoles small, filiform. Calyx-limb cup- 

 shaped, longer than the ovary, shortly and obtusely toothed, glabrous. 

 Corolla- tube shortly cylindrical ; throat bearded ; lobes 5, ovate, rather 

 shorter than the tube, reflexed. Anthers 5, partly exserted ; filaments 

 rather short. Style bidentate. Berry oblong, ^ in. long, 10-ribbed, 

 crowned by the calyx-limb. 



Vpper Guinea. Senegambia, at Itou, Perrottet and Leprieur; Sierra Leone, on 

 mountains, Barter.' on the Niger River at Aboh, Th. Vogel ! Bagroo River, Mann! 

 Niger Expedition, at Onitsha, Barter ! 



2. G-. succulenta, Schweinf. mss. in herh. sub Psychotria. A 

 glabrous succulent shrub, of considerable size. Branches somewhat 

 compressed towards the extremities. Leaves oval, shortly pointed, 

 rounded or obtuse occasionally wedge-shaped at the base, 5^-7-^ by 

 2^-3^ in., or the uppermost pair at the base of the inflorescence half as 

 long and broad, margins re volute, lateral veins about 14-17 pairs, 

 patent ; petiole ^^ in. ; stipules ovate, obtuse, clasping, undivided, 

 connate at the base, | in. long. Flowers about ^ in. long, subsessile, 

 numerous, arranged in ample rather dense terminal trichotomous 

 corymbs of 6 in. diam. ; bracts small ; bracteoles minute. Calyx tur- 

 binate ; limb longer than the ovary, shortly 5-cleft. Corolla white, 

 scentless ; tube short, straight ; throat densely bearded ; lobes 5, ovate, 

 scarcely equalling the tube, recurving. Anthers linear- oblong, about 

 double the length of the filaments. Style exserted, bidentate. Ovules 

 with a few wrinkles. 



Vile Ziand. Niamniam-land, by the Rei stream in Ngnanje's country, Sckwein- 



fiirth I 



3. G-. Kirkll, JEKer^i. A nearly glabrate shining bush. Branches 

 subterete, somewhat compressed towards the extremities. Leaves nar- 

 rowly elliptical, obtusely narrowed at the apex, wedge-shaped at the 



