Vigna.] xlvii. § papilionace^e (baker). 203 



peduncles 2-10 in. long. Pedicels a line to \ in. long*. Calyx 2 lines 

 deep, broadly campanulate, with a pair of small oblong bracteoles 

 clasping it, the lobes bluntly rounded, not reaching more than a 

 third of the way down. Corolla reddish, 8-9 lines deep ; standard 

 \ in. broad, emarginate, the keel falcate. Pod linear, 2J— 3 in. long, 

 tipped with the upcurved style, which is dilated and flattened at the 

 apex. — Sphenostylis marginata, E. Meyer, Comm. 148. 



Mozamb. Distr. Zambesi land, Dr. Kirk! Waller! 

 Also a plant of Natal. 



25. V, oraata, Welro. mss. Stems wide-climbing, moderately stout, 

 quite glabrous. Stipules small, lanceolate. Petioles 6-18 lines long ; 

 leaflets 3, oblong-lanceolate lanceolate or linear, the terminal one 

 2-4^ in. long, narrowed from the middle to an acute point, the base 

 rounded, lateral ones unequal-sided, subcoriaceous, veins immersed, 

 both sides quite glabrous, rather shiny. Peduncles stout, J-3 in. long. 

 Racemes 2— 10-flowered, rather lax. Pedicels glabrous, lower ones 

 1-2 lines long. Calyx broadly campanulate, glabrous, 2J lines deep, 

 the blunt semicircular teeth reaching h,-\ of the way down. Corolla 

 large, an inch deep, showy, red, the deeply emarginate standard a line 

 broad. Pod linear, 4-5 in. long, glabrous, not seen mature. Style 

 persistent, flattened. 



Lower Guinea. Golungo Alto, Angola, the handsomest of all the genus. Dr. 

 Welwitsch ! 

 Mozamb. Distr. Zambesi land, Dr. Kirk ! 



26. V. veimlosa, Baker. Stems very slender, wide-climbing, gla- 

 brous. Stipules very minute, linear, scarious. Petioles very slender, 

 6-9 lines, long; leaflets 3, ligulate, subequal, 12-21 lines long, 2-4 

 lines broad, blunt with a mucro, the base rounded, texture rigidly coria- 

 ceous, both sides bright green with the veins remarkably raised. Pe- 

 duncle 12-18 lines long, 2-4-flowered. Pedicels very short. Calyx a 

 line deep, broadly campanulate, glabrous, the deltoid teeth reaching 

 a third of the way down. Corolla reddish, § in. long. Immature pod 

 linear. 



Upper Guinea. Sierra Leone, Jfzelius ! 



27. V. coerulea, Baker. Stems wide-climbing, slender, herbaceous, 



flabrous. Stipules broad-lanceolate, 2 lines deep, glabrous, striated, 

 'etioles an inch long, glabrous. Leaflets 3, the central one ovate or 

 slightly hastate, 1-1J in. long, about half as broad, blunt or subacute, 

 base rounded or subcuneate ; petiolule half an inch long ; lateral ones 

 unequal- sided, both sides glabrous. Flowers, in pairs on glabrous pe- 

 duncles 4-6 in. long. Pedicels very short. Calyx campanulate, gla- 

 brous, J in. deep ; teeth deltoid, reaching a quarter down. Corolla 

 blue, more than half an inch deep. Pod linear, terete, 3 in. long, £ in. 

 thick, glabrous, slightly recurved, finally black, 10-12-seeded. 

 Mozamb. Distr. Zambesi land, at the mouth of the river near Luabo, Dr. Kirk ! 



