198 XLVII. § PAPILIONACEH (BAKER), [ Vigna. 
lanceolate acuminate, 1-3 in. Petioles 4-1 in., densely pubescent ; 
leaflets 8, subcoriaceous, persistently clothed on both sides with ad- 
pressed grey silky hairs; end one oblong 2-3 in. long, blunt or sub- 
acute ; petiolule 3-4 in.; lateral ones unequal-sided. Peduncles 2-3 in. 
long, clothed with adpressed silky hairs, 2-3-flowered. Calyx 3-3 in. 
densely adpressed grey-silky ; teeth 5, linear-setaceous, plumose, reach- 
ing three-quarters down. Corolla reddish, Zin. ; standard 1 in. broad; 
keel not rostrate. Ovary linear, densely silky, multiovulate. Pod un- 
known. 
Lower Guinea. Pungo Andongo, Angola, Dr. Welwitsch! 
Closely allied to this is V. Kotschyi, Schweinf. Rel. Kots. 29, t. 22, from Nubia, of 
which the leaves are not known. It has a densely grey-tomentose stem, flowers 2-3 
together on long or short peduncles from leafless branches, calyx § in. long, with five 
subequal lanceolate teeth as long as the tube, a pair of small linear bracteoles at the 
base, and a reddish corolla an inch deep, with an unbeaked keel. 
9. V. radicans, Welw. mss. Rootstock slender, fusiform. Stems 
slender, herbaceous, wide-trailing, rooting at the nodes, clothed with 
fine spreading silky hairs. Stipules minute, ovate-lanceolate. Petioles 
2-3 lines; leaflets 8, papyraceous, bright-green, clothed equally with 
adpressed grey bristles on both sides; end one oblong subacute 2-23 
in. ; petiolule }—}in.; lateral ones smaller, nearly equal-sided. Flowers 
1-4 close together on slender ascending peduncles 2-4 in. long, clothed 
especially in the upper half with reflexed black silky hairs. Calyx 3in., 
subsessile, clothed with similar hairs mixed with grey ones; teeth 5, 
linear-setaceous, twice the tube. Corolla deep violet-purple, 3 in.3 
standard and point of keel not at all recurved. Pod linear, clothed 
with black silky hairs, 7—8-seeded, slightly recurved, only seen im- 
mature. 
Lower Guinea. Highlands of Huilla, social in damp pastures, Dr. Welwitsch! 
10. V. reticulata, Hook.f. Fl. Nigr. 310. Stems herbaceous, wide- 
climbing, clothed with conspicuous spreading grey or brownish silky 
hairs. Stipules 4-3 in., lanceolate-peltate. Peticles 1-3 in.; leaflets 
3, papyraceous, persistent, clothed with adpressed grey hairs on both 
sides, the veinlets beneath raised ; end one lanceolate, reaching 5—6 in. 
long, acute; petiolule $—? in.; lateral ones similar, scarcely unequal- 
sided. Flowers 2—4 close together on peduncles 2—4 in. long. Calyx 
8—? in., clothed with adpressed grey-silky hairs; teeth 5, equal, linear- 
setaceous, reaching three-quarters of the way down. Corolla reddish, 
equalling or slightly exceeding the calyx; the keel not rostrate at the 
joint. Pod linear, straight, terete, 24-3 in. long, black when mature, 
densely clothed with shining dark-brown velvety bristles when young 
seeds 10-12. . 
Upper Guinea. Niger land, Vogel! Barter! 
Lower Guinea. Pungo Andongo and Golungo Alto, Dr. Welwitsch! 
Var. 8. V. linearifolia, Hook. f. Fl. Nigr. 309. Leaflets linear, the end one 6-7 in. 
long, 3-4 in. broad, narrowed gradnally from near the base to an acute point. 
Upper Guinea. Niger country, Dr. Vogel! 
