43 
carpels many, elongate and constricted between the seeds or baccate. 
Hi' i ds few or many, — Distkib. Tropical Asia and Africa; species nboutoO. 
Sect. I. Desmos, H. f. and T. Petals (5, in two rows, ripe carpels jointed. 
Flowers solitary and always axillary : leaves 
elliptic-oblong to oblong-lanceolate ... 1. U. JJunalii. 
Flowers solitary, and extra-axillary, tenniual 
or leaf-opposed. 
Flower-peduncles 4 to 6 in. long, slender 2, V. Desmos. 
Flower-peduncles 1 to 2 in. long. 
Lower surfaces of leaves glaucous ; 
petals glabrous or at most sparsely 
adpressed-sericeons ... ... 3. U. discolor. 
Flower-peduncles from 5 to I in. long. 
Leaves more or less oblong or ovate or 
lanceolate, rnfons-pubeseent or to- 
mentose beneath ... ... 4. U. dumosa. 
Sect. II. Dasymasciialon. Petals 3, or sometimes only 2: the inner 
row always absent ; ripe carpels jointed. 
Flowers 3'5 to 6 in. long ; petals linear- lanceo- 
late, caudate-acuminate, not constricted be- 
tween claw and limb ... ... 5. U.hngiflora. 
Flowers 15 to 3*5 in. long ; petals from ovate 
to lanceolate, more or less constricted above 
the claw ... ... ... 6. U. Dastjmaschala 
Sect. III. Stenopetalon. Petals 6 in two rows, usually very narrow : 
carpels baccate, not jointed. 
Flowers solitary ... ... ... 7. TJ. Wratji. 
Flowers in fascicles from the larger branches 
or stem. 
Petals linear-oblong, 1 to 1*5 in. long; ripe 
carpels globose, glabrous, their stalks 1 
to 1*5 iu. long ... ... ... 8. U. desmantha. 
Petals narrowly linear, 3 to 3*5 in. long : 
ripe carpels globose, densely rufous- 
velvetty, shortly stalked ... ... 9. U. crinila. 
Petals narrowly linear, 1'25 to 3 in. long: 
ripe carpels sub-globular or bluntly ovate, 
softly tomentose, ultimately sub-glabrous, 
sub-sessile ... ... ... 10. U, $tenn]»>hila . 
1. Unona Dunalii, Wall. Cat. 6425. A climber 60 to 100 feet 
long ; young branches slender, rather pale, sub-rugose, lenticellale, 
glabrous. Leaves thickly membmuous, pale when dry, clliptie-oblong 
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