Ho pea.] XX. dipterocarpace^. 237 



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. Hah. Pahang at Raub (Burn- 

 Murdoch). Native name : Merawan. 



(6) H. Lowii Brandts, 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). Distrih. Sumatra, Borneo. 



(7) H. multiflora Brandis, Journ. Linn. Soc. xxxi. 60. Doona 

 multiflora Burck, 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, i in. wide; petioles '25 in. long. Panicles 

 axillary, i 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. Hah. Penang, Government Hill 

 at 1000 ft. altitude (Curtis). Distrib. Sumatra. 



(8) H. micrantha Hook. fil. Trans. Linn. Soc. xxiii. 160; King, 

 I.e. 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; 



