196 XLVII. § PAPILIONACEE (BAKER). [ Vigna. 
1. V. Burchelli, Harv. Fl. Cap. ii. 239. Stems shrubby, suberect, 
copiously branched, slender, terete, glabrous. Stipules small, lanceolate, 
with a long spur. Petioles 2-8 lines, glabrous ; leaflets 5, central one 
ovate-lanceolate, 1-2 in. long, the base rounded, apex narrowed gra- 
dually to a bluntish point, tipped with a rigid mucro ; the petiolule { in. 
long ; lateral ones equal-sided; texture coriaceous, both sides glabrous, 
elaucous-green, the veinlets raised. Peduncles 2—3 in. long, firm, gla- 
brous, bearing 38-6 flowers in an umbel at the apex. Bracts small, 
lanceolate, spurred. Pedicels }in. long, bearing two small ovate spurred 
scarious bracteoles adpressed to the calyx, which is half an inch deep, 
the tube campanulate, the teeth four, the three upper ones lanceolate, 
reaching halfway down, the lowest longer, rigid and subpatent. Corolla 
rose-red, twice the calyx; standard 4-3 in. broad; keel with an acute 
recurved beak. Pod unknown.—Otopteris Burchellii, DC. Prod. ii. 240. 
South Central. In the interior, near the Tropic of Capricorn, Chapman and 
Baines! Kalaghari desert, near Lake Ngami, Maccabe! 
A very distinct species, with the keel of a Crotalaria. Also a plant of the Cape. 
2. V. frutescens, 4. Rich. Fl. Abyss. i. 218. Root fusiform. Stem 
shrubby below, slender, twining, terete, pubescent upwards. Stipules 
ovate-lanceolate, tomentose. Leaflets ovate-oblong, slightly hastate, 
the lateral ones unequal-sided, and more deeply lobed on the lower side, 
clothed on both sides with grey tomentum. Peduncles exceeding the 
leaves, 1—-4-flowered. Calyx campanulate, tomentose, with four lanceo- 
late teeth equalling the tube. Corolla pale violet, standard glabrous. 
Young pods terete, very slender, silky. . 
Nile Land. Abyssinia, Petit. 
Not seen. 
3. V. lancifolia, 4. Rich. Fl. Abyss. i. 221. Stems annual, suberect, 
under a foot high, slender, striated, slightly pilose. Stipules small, 
lanceolate acuminate. Petioles an inch long, subglabrous; leatlets 3, 
central one linear-lanceolate, 1-1} in. long, 2 lines broad, narrowed 
gradually from near the base to the apex, the petiolule very short, 
lateral ones equal-sided, under surface thinly adpressed grey-silky. 
Flowers 2—4, on peduncles which exceed the petioles. Bracts small, 
linear. Pedicels a line long; bracteoles blunt and very minute. Calyx 
campanulate, 2 lines deep, subglabrous, the teeth lanceolate, reaching 
half down, the upper two connate. Corolla rose-red, more than twice 
as long as the calyx; keel truncate. Pod terete, 14 in. long, 2 lines 
thick, densely ferruginous-bristly, 6—8-seeded. 
Wile Land. Abyssinia, Quartin-Dillon! 
4. V. oblongifolia, 4. Rich. Fl. Abyss. i. 220. Stems herbaceous, 
slender, wide-twining, slightly tawny-bristly. Stipules minute, ovate 
acuminate. Petioles 14-2 in. long, slender, thinly bristly ; leaflets 3, 
the central one ovate-lanceolate, 14—2} in. long, the upper half nar- 
rowed gradually to a point with a mucro ; petiolule 4 lines long’; latera 
ones slightly unequal-sided, upper surface glabrous, lower thinly- 
bristly when young. Flowers 2-4 on densely bristly peduncles about 
