206 xlvii. § PAPiLiONACEiE (baker). [Vigna. 



sided. Flowers up to 12-20 in a conical raceme on a glabrous peduncle 

 2-4 in. long. Pedicels 1 line. Bracts and bracteoles very minute. Calyx 

 campanulate glabrous 2 lines j teeth deltoid shorter than the tube. 

 Corolla yellowish 5-6 lines long ; standard glabrous on the back. Pod 

 linear, l|-2in. long, slightly recurved, glabrescent or thinly silky. — 

 Harv. Fl. Cap. ii. 241. V. glabra, Savi ; DC. Prod. ii. 401. Scytalis heli- 

 copus, E. Meyer, Comm. 146. 



Upper Guinea. Gold Coast, Vogel ! Old Calabar, Mann ! 



Nile Land. Nubia, Kotschy! (Leaflets lanceolate.) 



Lower Guinea. Highlands of Huilla, Dr. Welwitsch I 



Var. £. V. vilk>8a, Savi, DC. Prod. ii. 401. Stems, petioles, peduncles, and sometimes 

 leaves more or less densely clothed with spreading silky hairs. Flowers often reddish ; 

 V. nigritia, Hook. f. Fl. Nigr. 310 (leaflets lanceolate). 



Upper Guinea. Senegambia, Ingram! Niger country, Vogel! Barter! and 

 others. 



Lower Guinea. Golungo Alto, Dr. -Welwitsch! 



Mozamb. Distr. Zanzibar, Dr. Kirk! 



Also a plant of the Cape, and of Tropical Asia and America. 



35. V. parvifolia, Planch, in Herb. Mus. Brit. Stems wide-climbing, 

 verv slender, finely villous when young. Stipules minute, setaceous. 

 Petioles slender, £- j in. long ; leaflets 3, central one ovate-lanceolate, 

 an inch long, blunt; lateral ones unequal-sided, membranous, both 

 sides glabrous when mature. Flowers 6-8 in lax flexuose racemes on 

 slender peduncles 1-1 J in. long. Pedicel equalling the campanulate 

 calyx, which is a line deep, teeth deltoid, not reaching more than a 

 quarter down. Corolla pale-reddish, \ in. deep. Pod §-f in. long, \ in. 

 thick, linear, straight, glabrous, about 6-seeded. 



Upper Guinea. Sierra Leone, Afzelius ! 



36. V. oblonga, Benth. Bot. Sulph. 86. Stems slender, glabrous, 

 prostrate or twining. Stipules minute, evanescent. Petioles 1-1 £ in. 

 long, slender, glabrous ; leaflets 3, central one ovate-oblong, 1 J-2 in. 

 long, blunt, base subcuneate ; petiolule half an inch long, both sides 

 quite glabrous. Flowers 4-12 on glabrous peduncles considerably ex- 

 ceeding the leaves. Pedicels a line long, glabrous. Calyx campanulate, 

 2 lines deep, the two upper teeth short, subconnate, the others deltoid, 

 reaching a third of the way down. Corolla yellow, ^— § in. deep. Pods 

 subpendulous, 2-2J in. long, \ in. broad, slightly curved, glabrous, 

 subcompressed, slightly torulose. — Fl. Nigr. 308. 



Upper Guinea. Guinea and Fernando Po, on the coast, Vogel ! Barter ! 

 Known also in Tropical America, but very doubtfully distinct from V. luteola. 



37. V. lutea, A. Gray, Bot. Amer. Expl. Eocped. i. 454. Stems herba- 

 ceous, robust, procumbent or^twining, subglabrous. Stipules minute, 

 lanceolate. Petioles firm, 1-3 in. long ; leaflets 3, rather fleshy, cen- 

 tral one roundish or broad- obovate, 2-3 in. each way, blunt, the base 

 broadly rounded ; petiolule under half an inch; the lateral ones simi- 

 lar. Flowers 4-8, on firm glabrous peduncles 2-4 in. long. Pedicels 



