XX. DIPTEROCARPACEjE. 
237 
Hopea.] 
base round glabrous; nerves 8 pairs, very slender, almost invisible 
above, 275 to 3 in. long, i'25 in. wide ; petioles ’4 in. long. Panicles 
axillary and terminal, 3 to 4 in. long. Flowers sub-secund, white, 
tomentose, shortly pedicelled. Sepals lanceolate-ovate obtuse. 
Petals '2 in. long not much longer than sepals, oblong broad blunt 
pubescent outside. Stamens 15; filament elongate, triangular ; 
anthers elliptic; awns very fine, hair-like as long as the anthers. 
Ovary pubescent; style short. Hab. Pahang at Raub (Burn- 
Murdoch). Native name : Merawan. 
(6) H. Lowii Brandis, Journ. Linn. Soc. xxxi. 63. 
A big tree about 60 ft. tall, glabrous except the pubescent 
young shoots and inflorescence. Leaves thinly coriaceous, but 
rather stiff, ovate blunt acuminate; nerves 10 pairs elevate beneath, 
nervules transverse, parallel, 3-5 in. long, 2^25 in. wide; petioles 
•5 in. long, rather thick, scurfy. Panicles terminal and axillary, 
scurfy-tomentose, 3 in. long, with short branches, '5 in. long. 
Flowers small sessile, secund, '25 in. wide. Sepals tomentose, 
ovate blunt. Petals linear, half glabrous, ‘i in. long, edge at tip 
crisped. Stamens 10; filaments shorter than anther, oblong; 
awn as long or longer. Ovary hairy ; style glabrous. Fruit 
ovoid not apiculate, glabrous, '25 in. long; outer wings oblong, 
broadest in the middle, tip round, base narrowed; nerves 8, fine, 
175 to 2 in. long, -5 in. wide; inner wings oblong rounded at tip 
half as long as fruit. Hab. Woods in the lowlands. Singapore, 
Chua Chu Kang. Muar (Curtis). Pahang, Lipis and Rumpin 
(Foxworthy). Negri Sembilan, Batang Benar (Foxworthy). 
Penang, Waterfall (Curtis). Disirib. Sumatra, Borneo. 
(7) H. multiflora Brandis, Journ. Linn. Soc. xxxi. 60. Doona 
multiflora Burch , Ann. Jard. Buitenz. vi. 234. 
A tree glabrous except the flowers. Leaves coriaceous, ovate- 
lanceolate with a long blunt cusp *5 in. long, base narrowed ; nerves 
5 pairs, 3 in. long, 1 in. wide; petioles ‘25 in. long. Panicles 
axillary, 1 in. long. Flowers small, -i in. long in unilateral racemes, 
tomentose; pedicels short. Sepals ovate sub-acute. Petals linear 
pubescent. Stamens 15, base broad; awns 2 or 3 times as long 
as the anthers. Fruit unknown. Hab. Penang, Government Hill 
at 1000 ft. altitude (Curtis). Distrib. Sumatra. 
(8) H. micrantha Hook. fit. Trans. Linn. Soc. xxiii. 160; King, 
l.c. 124. 
A tree 60 to 80 ft. tall. Branchlets black, pubescent. Leaves 
coriaceous, oblong-lanceolate to ovate-lanceolate bluntly caudate- 
acuminate, base slightly cuneate or broad, glabrous except midrib, 
occasionally pubescent; nerves about 10, indistinct, secondaries 
nearly as prominent, 2*5 to 3 in. long, 1*5 to 75 in. wide; petioles 
•25 to • 4 in. long. Panicles axillary and terminal, glabrous. 
Flowers *15 in. long. Sepals sub-equal, green, ovate round, black- 
resinous, glabrous. Petals twice as long crimson. Stamens 15; 
