254 LEGUMINOSZ (Harv.) [Rhynchosia. 
roundish-obovate, varying to ovate, elliptical or rhomboid, sometimes rugose, the 
nerves not prominent. Stipules brown. Peduncles 4-8 inches long or more, bear- 
ing flowers for 4 or 3 their length ; fl. 2-4 lines apart, 4 lines long, yellow. Calyx: 
lobes acute. 9-10 lines long, curved upwards, densely woolly and white 
in our specimens. A native of Tropical and North Africa, Cape de Verds, Arabia, &c. 
19. R. adenodes (E. & Z.! 1670); prostrate, subglabrous or min- 
utely puberulous ; leaves on longish petioles, leaflets ovate-orbicular or 
subrhomboid, acute or obtuse, resinous-dotted ; stipules lanceolate ; 
peduncles longer than the leaves, shortly and closely racemose near the 
summit ; bracts narrow, deciduous ; calyx pubescent, its segments lan- 
ceolate, longer than the tube, half as long as the glabrous or puberulent 
vexillum ; ovary hirsute. R. amatymbica, E. & Z.! 1671, Copisma 
efusum, E. Mey.! Comm. Drege, p. 135. Zey.! 516. 
Var. 8? robusta; larger, with scabro-pubescent stems ; leaflets subrotund, or ob- 
late, 10-14 lines in diameter, less conspicuously resin-dotted. Zey./ 509. 
Has. Winterberg and Zwartkey River, EF. ¢ Z. Orange R., Ze nstown 
Distslatp, Meg FW Bache Bit Mirus cas aaa tea ne Natal, 
Krauss, 301! 8B. Thaba Uncka, Burke § Zeyher! (Hb. Sd., Bth., Hk., D.) 
Stems numerous, 1-2 feet long, spreading e' way, angular and striate, 
mostly esata Stipules small. Petioles i-1 take iene Ciatots (except in 8.) 
scarcely more than half inch across, as broad as long or broader, sometimes round- 
topped, more commonly acute, rigidly membranous, netted, mostly glabrous. Ped- 
uncles generally longer, sometimes 34 times longer than the leaves, the raceme 
about uncial, 6-8 flowered. Bracts caducous. Fl. 5 lines long. Vexillum glandu- 
lar, often minutely downy, striped with brown, carina straw colour. Legume hairy. 
20. R. minima (DC. Prod. 2, p. 385); voluble, slender, thinly downy 
or glabrescent ; petioles longish, leaflets rhomboid, membranous ; pedun- 
cles longer than the leaves, laxly many flowered ; bracts minute, cadu- 
cous ; calyx segments longer than the tube, shorter than the small 
corolla, the uppermost united at the base only or below the middle ; 
legume subfalcate, 2-4 times longer than the calyx, hispidulous or 
pubescent. Dolichos minimus, Linn. Copisma tenue and C. falcatum, E. 
Mey.! Comm. p. 136. 
Has. Sea shore between Omtendo and Omsamculo, ! Port Natal, 7. Wil- 
liemaen, Dr. rant, bo, (Herb. Bth. a me ses soe? 
variable i izable by its small fl branc 
from the (hs es ee mpeg een sp mercer gra an filiform. 
Stipules small and narrow, reflexed. Petioles 1-2 inches long, channelled. Leaves 
2-1 inch long and broad, bluntly angled, broadly cuneate at base, the lateral un- 
equal-sided, membranous, green, gland-dotted beneath. Racemes 3-4 inches long, 
flowers 2-3 inches long. Calyx segments narrow, tapering. Vexillum downy or 
glabrous. Legume thinly pubescent or glabrescent, 6-10 lines long, 2-3 wide. A 
common species within the tropics of both hemispheres. 
21, R. quadrata (Harv. in Herb.) ; voluble, thinly tomentulose ; 
petioles longish, leaflets ” id, acute, subglabrous, conspicu- 
ously resin-dotted beneath ; stipules small, lanceolate ; racemes lax, 
shorter or scarcely longer than the leaf ; bracts narrow, caducous ; 
calyx-tube short, its segments lanceolate, broad, nigro-punctate, shorter 
than the glabrous vexillum, the uppermost connate below the middle ; 
ovary puberulous ; legume substipitate, glabrate, faleate, twice as long 
as the calyx. 
