Flora of the Malayan Peninsula. 319 
glabrous; limb rigid-membranous when dry, copiously and minutely 
reddish-pellucid-dotted, up to 9 cm. long and 4:5 cm. wide, oblong- 
ovate and subobtusely acuminate, the base rounded, both sides of 
same length one of them wider than the other; 5-nerved, the 
central nerve emitting many strong patulous veins and having on 
each side of it 2 ascendent nerves free from the base, the outer 
much thinner than the inner; petiole about 6 mm. long. Peduncle 
12 mm. long, slender, glabrous. Spike: 2 nearly 26 mm. long, 
rhachis hirtillous ; bract glabrous, its limb obovate, 3 mm. long with 
a thick central pedicel containing gelified cells; ovary free, ovate; 
stigmas 3, oblong, short and blunt. Berry stipitate, black when 
dry, about 4 mm. long, its stipe 3 mm. long. 
SeLancor: Semangkoh, Sempang Mines, Ridley 15565. 
34. PipER suBALBICANS, C. DC. in Records Bot. Surv. Ind. VI. 
13 (1912). Branches glabrous, drying brown, the spiciferous 1°5 mm. 
thick ; collenchyma partly libriform in distinct bundles; a single 
central lysigenous canal; numerous orange-coloured cells in bark and 
pith. Leaves glabrous, moderately long-petioled ; limb membranous 
and pale when dry, whitish underneath when living, up to 12°5 
em. long and 58 mm. wide; oblong-ovate, acutely acuminate, the 
base slightly inequilateral, rounded on the longest attenuate on the 
shortest side ; 7—9-plinerved, the central nerve emitting on each side 
2—3 ascendent nerves, the uppermost from 26—39 mm. above the 
base, and having on each side of it one ascendent nerve free from 
the base; petiole slender, up to 10 mm. long of which 2 mm. 
between the sides of the limb, sheath slightly prolonged above the 
base of the petiole. Peduncle very slender, glabrous, about 10—12 
mm. long. Spike: 2 nearly 32mm. long; rhachis hirsute; bract 
glabrous, obovate, subattenuate towards its lower end, 3 mm. long, 
up to 1 mm. wide, sessile above its centre; ovary free, glabrous, 
ovate; stigmas 3, ovate, short. Berry elliptic and longer than its 
stipe while still young, drying black. 
Perak : Gunong Batu Putih, lower camp, at 3400 ft. altitude, 
Wray 448. 
35. Piper Curtisi, C. DC. in Records Bot. Surv. Ind. VI. 14 
(1912). Slender creeper, 3—4:5 m. long, clinging to the stems of trees. 
Branches glabrous, the spiciferous up to 1 mm. thick; collenchyma 
continuous, partly libriform ; a single central lysigenous canal ; numer- 
ous yellow cells in bark and pith. Leaves moderately !ong-petioled, 
