‘188 LXX. RUBIACEZ (HIERN). [ Rutidea. 
chartaceous without conspicuous hairy tufts in 
the axils . 4, R. ferruginea. 
Branches hispid .........~- 5. RB. hispida. 
Corolla glabrous on both sides or very nearly so. _— 
Leaves chartaceous, not abruptly acuninate . . . 6, BR. Smithit. 
Leaves thinly coriaceous, abruptly acuminate . 7. R. decorticata. 
Flowers tetramerous (or by exception pentamerous). 
Stigma globose, 2-3-lobed . eee . 8. R. membranacea 
Stigma ovoid-clavate. 
Glabrous (except the inflorescence). Flowers 3 in. 
long 2. we ee ee ee ee ee ee 9 BR glabra 
Hispidulous. Flowers }-Zin.long . . . . ~~ 10. R. fuscescens. 
1. R. rufipilis, Hiern. A climbing shrub of 15 feet with pilose- 
hirsute branchlets; hairs rufous. Leaves ovate-oval, subacuminate, 
very acute, rounded at the base, chartaceous, ranging up to 4 by 1§ in, 
glabrate above except the puberulous depressed midrib, pilose beneath 
at least on the 4-5 pairs of lateral veins; petiole ranging up to tin, 
pilose-hirsute ; stipules 3-4 in. long, 3-5-setose. Flowers pentamerous, 
4-1 in. long when expanded, sessile or subsessile, in heads arranged In 
pyramidal brachiate terminal panicles which are somewhat leafy below; 
bracteoles subulate, exceeding the calyx, pilose. Calyx half the length 
of the flower; tube campanulate; glabrous or nearly so; limb longer 
than the tube, deeply lobed, lobes subulate. Corolla shortly salver- 
shaped ; tube glabrous: lobes oval, apiculate, equalling the calyx. 
Style fusiform, exserted by the length of the flower. Fruit } 12. dia- 
meter. 
Upper Guinea. Old Calabar River, Mann! 
2. RB. parvifiora, DC. in Ann. Mus. Par. ix. 219 (1807). 4 
climbing shrub with patent terete glabrescent branches, somewha 
compressed and pilose-hirsute towards the extremities ; hairs taw?y 
Leaves oval, shortly acuminate or apiculate, rounded or emarginate § 
the base, glabrate above except sometimes the depressed ™ 
and the 6-7 pairs of usually depressed lateral veins, more 4 
less pilose-pubescent beneath, thinly coriaceous or subchartaceo™ 
ranging up to 4-5 by 14-2} in.; petiole to 4-§ in., pilose or pube 
cent ; stipules 2-4-cleft, 34-1 in. long, glabrescent or sparsely pilose; 
lobes setaceous. Flowers pentamerous, 4-1 in. long when expandes 
sessile or subsessile, in small heads, assembled in pyramidal or oblong 
brachiate terminal panicles which are somewhat leafy below; brac- 
teoles lanceolate or subulate. Calyx jks in. long; tube glare 
except the base, ovoid; limb pilose-pubescent, equalling the ae 
5-partite, segments ovate. Corolla salver-shaped; tube glabrov® 
lobes y'5 in. long, oval, mucronulate, rather hairy outside. Style fa : 
form, exserted by 4-4 in. Fruit yellow, 3 in. diameter.— DC. . 
iv. p. 495, Benth. in Hook. Niger Fl. p. 416, ex parte; Rytidea par 
flora, Spreng. Syst. Veg. 1. 754. : 
Upper Guinea. Senegambia, Leprieur and Perrottet! Sierra Leone, eee ! 
man! Whitfield! Afzclius! (seen in Hb, Mus. Brit.); Cape Palmas, Th 
Niger Expedition, at Nupe, Barter / 
