206 XLVII. § PAPILIONACEZ (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; teeth deltoid shorter than the tube. 
Corolla yellowish 5—6 lines long; standard glabrous on the back. Pod 
linear, 14-2 in. long, slightly recurved, glabrescent or thinly silky.— 
Harv. Fl. Cap. ii. 241. V. glabra, Savi; DC. Prod. ii. 401. Seytalis 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! 
Var. B. V. villosa, 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). 
Rad sapa 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, 
very slender, finely villous when young. Stipules minute, setaceous. 
Petioles slender, $3 in. long; leaflets 3, central one ovate-lanceolate, 
an inch long, blunt; lateral ones unequal-sided, membranous, both 
sides glabrous when mature. Flowers 6—8 in lax flexuose racemes on 
slender peduncles 1-1} in. long. Pedicel equalling the campanulate 
calyx, which is a line deep, teeth deltoid, not reaching more than a 
quarter down. Corolla pale-reddish, fin. deep. Pod 3—$ in. long, $12. 
thick, linear, straight, glabrous, about 6-seeded. 
Upper Guinea. Sierra Leone, Afzelius! 
36. V. oblonga, Benth. Bot. Sulph. 86. Stems slender, glabrous, 
pada or twining. Stipules minute, evanescent. Petioles 1-1} 1. 
ong, slender, glabrous; leaflets 8, central one ovate-oblong, 14-2 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, $-3 in. deep. P ods 
subpendulous, 2-24 in. long, } in. broad, slightly curved, glabrous, 
subcompressed, slightly ps hh 8 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. Exped.i. 454. Stems herba- 
ceous, robust, procumbent or twining, subglabrous. Stipules minute, 
lanceolate. Petioles firm, 1-8 in. long; leatlets 3, rather fleshy, Ce? 
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 
