226 
XX. DIPTEROCARPACEyE. 
[Shorea. 
coriaceous, narrow-oblong acuminate, base rounded, glabrous; 
nerves 15 to 20 pairs, ascending transverse; nervules conspicuous 
beneath, 4 to 6, 1*35 to 175 in. wide; petioles -4 to *5 in. long. 
Panicles axillary and terminal 4 to 7 in. long, scurfy puberulous. 
Flowers *25 in. long, sessile often secund. Sepals ovate acute, 
free nearly to base, tomentose yellowish green. Petals narrow 
oblong, very spirally twisted, crimson outside and half very silky, 
yellow or pink and glabrous within. Stamens white, 15 m 2 
rows; filaments broad at base; awns long, slender. Ovary 
elongate-ovoid, yellowish green, hairy on stylopodium. Fruit *0 
to 75 in. long, ovoid; outer wings very large oblong blunt, base 
auricled, 3-5 to 4 in. long, 1 to 1-25 in. wide, red; nerves 9, trans¬ 
verse nervules conspicuous; inner wings short. Hab. The commonest 
species ranging from Singapore to Pahang, Penang and Perak up 
to 1200 ft. altitude (Penang). BurkilFs var. pallida has white 
flowers and fruit-wings not so wide at the base. Distnb. Borneo. 
Native names: Ivepong; Kepong Antu. Use: Bark used for 
walls of houses and rice-bins. 
The plant, especially when young, has often cone-shaped galls with white 
scurfy scales and globose beaked shining galls over an inch long. 
(n) S. gratissima Dyer, l.c. i. 307; King, l.c . 115. 
A tree about 80 ft. tall. Branchlets glabrescent. Leaves 
coriaceous glabrous elliptic acuminate, base rounded or shortly 
cuneate, margins undulate; nerves faint 12 to 14 pairs, 2*5 to 3 in. 
long, x‘25 to 1 "5 in. wide; petioles *6 to 75 in. long. Panicles 
axillary and terminal, 3 to 6 in. long, pubescent. Flowers -25 in. 
long. Sepals, petals and stamens all cream colour. Sepals pubes¬ 
cent lanceolate. Petals base and edge stellate pubescent. Stamens 
15 to 25; awns twice as long as anthers. Ovary pubescent to 
half-way up the style. Fruit globose, *25 in. long, quite covered 
with the saccate base of sepals; outer wings membranous linear- 
rounded; nerves 10 to 12, 2 in. long, *25 in. wide, inner wings 
oblong-linear over 1 in. long. Hab. Forests, Singapore, not rare. 
Flowers in November; Garden Jungle; Kranji, etc. Distnb. 
Tenasserim. 7 
(12) S. Ridleyana King, l.c. 115; Ann. Bot. Gard. Calc. v. (2), 
153, pi. 185B. . „ j 
A tree 60 to 80 ft. tall, glabrous except the inflorescence. Leaves 
small ovate-lanceolate acuminate, base round, shortly narrowed 
at tip; nerves 9 to 10 pairs, slender, inconspicuous; nervules few, 
some parallel, others broken up, no distinct reticulations, thinly 
sub-coriaceous, 2-5 to 4 in. long, 1*1 to 2 in. wide; petioles 
•4 to '5 in. long, wrinkled. Panicles i'5 to 2 in. long, axillary with 
few branches, stellate-pubescent. Flowers few, ’2 in. wide, pedi- 
celled. Sepals oblong blunt, tomentose. Petals oblong blunt, 
half puberulous. Stamens 15; filaments dilate below; anthers 
