84 LEGUMiisrosjE. [Dolichos, 
botli ends ; style filiform. Seeds 6-8. Clitoria viridiflora, Bouton in 
Hook. Ic. t. 152 ; Bojer , Hort. Maur. 92. 
Mauritius, in thickets at Flacq. Also Tropical Africa, Madagascar and Cape. 
15. ATYLOSIA, Wt. and Arn. 
Calyx tube short ; teeth 5, linear. Corolla papilionaceous ; keel not 
beaked. Stamens diadelphous ; anthers uniform. Ovary sessile ; ovules 
4-6 ; style filiform, incurved, glabrous ; stigma capitate. Pod oblong, 
turgid, marked with conspicuous depressed lines between the arillate 
seeds. — Twining herbs, with trifoliolate leaves, gland-dotted beneath, 
and flowers in axillary racemes. Distrib. Tropics of the Old World. 
Species 20. 
1. A. scaraboeoides, Benth. in Bl. Jungk , 243. An annual twiner, 
with slender densely pilose stems. Leaves petioled, trifoliolate, exstipel- 
late ; leaflets oblong or obovate, subobtuse, subcoriaceous, silky, 1-1^ in. 
long ; stipules minute caducous. Corymbs few-flowered, short-pedun- 
cled. Calyx ^ in. long, densely silky ; teeth deep, linear. Corolla yellow, 
half as long again as the calyx. Pod sessile, oblong, f-1 in. long, with 
distinct depressed oblique lines between the 4-6 seeds. Dolichos scara- 
bceoides, Linn . Khynchosia scarabceoides, DC. Prod. ii. 387. 
Mauritius, frequent in grassy places, especially on the Pouce. Rodriguez, 
not unfrequent, Balfour ! Through Tropical Asia, Madagascar, and Bourbon ; not 
African. 
* Pachyrhizus angulatus, E-ich. ; DC. Prod. ii. 402. (Dolichos 
bulbosus, Linn.), universally cultivated in the tropics, the native coun- 
try not clearly knowm, is subspontaneous in Mauritius round the Baie du 
Cap. It is a half shrubby pilose perennial climber, with a large eatable 
tuber like a turnip, linear stipellse, 3 large membranous leaflets cuneate 
at the base with three shallow palmate lobes, lax racemes foot long, 
sometimes panicled below, a bilabiate calyx with the lower lip deeply 
3-cleft, large reddish corolla, an obtuse keel, diadelphous stamens, a 
linear turgid pcd 6-9 in. long deeply depressed between the 8-12 seeds, 
a long style circinate at the top and very oblique stigma. 
16. VIGNA, Savi. 
Calyx-tube campanulate ; teeth deltoid. Corolla papilionaceous, 
much exserted; petals equal in length ; keel hemispherical, not at all 
beaked. Stamens diadelphous ; ahthers uniform. Ovary sessile, many- 
ovuled ; style long filiform ; stigma oblique. Pod linear, subterete, 
subseptate. — Twining herbs or shrubs with the habit of Phaseolus , from 
which the flowers differ by their truncate keel. Distrib. Pound the 
world in the tropics. Species 40-50. 
Leaflets acute ; stipules large * V. sinensis. 
Leaflets obtuse ; stipules small 1. V. lutea. 
