1S96.] G. King— Materials for a Flora of the Malayan Peninsula. 407 



Upper surfaces of leaflets glabrous except 

 the midrib and main nerves. 



Lower surface with pale cobwebby pubes- 

 cence ... 

 Lower sui'face rustj pubescent. 



Main nerves of leaflets 5 to 8 pairs ; 

 flowers oblong, fruit obovoid-oblong, 

 slightly angled 



Main nerves 8 to 10 pairs ; flowers 



sub-globular, fruit oblong boldly 3- to 



4-angled 



Upper surfaces of leaflets minutely rugulose- 



papillose, each papilla ending in short hair ... 



Leaves pinnate or bi-pinnate ; flowers 5-merous... 



6. V. polythyrsa. 



7. V. thyrsijlora. 



8, V. compositi folia. 



9. 



18. 



V. elegans. 



V. cantoniensis. 



1. P. coriacea^ 



2. Pterisanthes, Blume.- 



Scandent tendril-bearing slender shrubs. Leaves simple or tri- 

 foliolate, digitate or pedate. Flowers small, 4-5-merous, inserted on a flat- 

 tened membranous rachis, a few pedicellate on the margin, the others 

 sessile and sunk in the tissue of the rachis. Calyx cupular or obscurely 

 toothed. Petals deciduous. JDisc cushion-like, 4- or 6-angled. Style 

 short; si^ma capitate. i?e?T2/ obovoid or globose, 1 to 4-seeded. — Dis- 

 TRIB. 4 species, all Malayan. 



Leaves simple 



Leaves 3-foliolate. 



Adult leaves glabrous ... ... 2. 



Adult leaves rusty- tomentose beneath ... 3. 



Leaves 5-foliolate ... ... ... 4. 



1. Pterisanthes coriacea, Korth. ex. Miq. Ann. 

 I, 95. Stems slender, glabrous. Leaves broadly ovate, 

 nate, the edges distantly and sometimes obscurely glandular-dentate, 

 slightly revolute when dry, the base minutely cordate ; main nerves 

 about 4 or 5 pairs, rather faint, spreading, the reticulations distinct, 

 both surfaces glabrous and shining; length 3 to 5 in., breadth 175 to 

 335 in., petiole "75 to 125 in. Inflorescence on a slender (often tendril- 

 bearing) peduncle, membranous, narrowly oblong, 4 or 5 in. long and 

 about I in. broad ; the edges wavy, reddish when fresh. Male flowers 

 4-merous, few, distant, -15 in. in diam., their pedicels '5 in. long. 

 Female flowers numerous. Fruit sessile, globular, glabrous, '3 in. in 

 diam. P. poUta, Lawson in Hook. fil. Fl. Br. Ind. I, 663. Vitis polita, 

 Miq. Ann. Mus. Lugd. Bat. I, 85. 



In all the provinces except the Andamans and Nicobars : common. 



P. cissoides. 



P. heterantha, 



P. pedata. 

 Mus. Lugd. Bat. 

 acute or acumi- 



