252 cxxvm. euphorbiace^e. [. Hymenocardia . 
glabrous, 75 in. wide, -5 in. long, shortly petioled. Hab. Hill 
forests, rare. Pahang, Telom (Ridley). Distrib. Burma, Siam, 
Sumatra. 
24 . ACTEPHILOPSIS, Ridl. 
A shrub glabrous except the buds. Leaves alternate elliptic 
cuspidate, crenulate. Male flowers minute pedicelled in dense 
axillary fascicled racemes. Bracts minute ovate. Sepals 5 oblong. 
Petals 5 oblong broader. Stamens 3; anthers sub-sessile. Disc of 
5 lobes. Pistillode minute. Female flowers in a lax sub-terminal 
raceme, bracts leafy lanceolate. Sepals 5 ovate. Petals 5 fleshy; 
ovary glabrous trilocular; ovules 1 in a cell. Styles 3, very short. 
Capsule rounded deeply 3-lobed glabrous. Seeds rounded yellow 
marbled with brown. Species 1. 
(1) A. malayana, Ridl. Kew Bulletin, 1923, p. 361. 
Bark whitish. Leaves thinly coriaceous, base narrowed; nerves 
10 to 11 pairs, 8 in. long, 75 in. wide; petioles -25 to 75 in. long. 
Female racemes 6 to 8 in. long. Bracts -5 in. long, -15 in. wide. 
Capsule *5 in. across. Hab. Forests, Pahang, Kwala Tembeling 
(Ridley). Perak, Gunong Kerbau (Haniff). Penang, Ayer Hitam 
(Curtis). 
25 . ELATERIOSPERMUM, Bl. 
A big tree. Leaves alternate jointed on the long petiole entire 
coriaceous. Flowers medium-size in spreading di- or tri-chotomous 
panicled cymes apetalous; central flower of each cyme a sessile 
female. Male flowers; sepals 4 to 6, broad imbricate. Stamens 
10 to 20 or more on a villous receptacle; filaments very short 
free; anthers linear-oblong, cells parallel, connective gland-tipped. 
Female flower; sepals 6, imbricate. Disc elevate pubescent. 
Staminodes many within the disc. Ovary ovoid tapering into a 
short thick style, 2- to 4-celled; ovules 1 in each cell. Stigmas 3, 
dilated crescent-shaped. Capsule large of 2 bivalved cocci. Seed 
large oblong with a thin crustaceous chestnut-brown testa. 
Species 1, Malayan. 
(1) E. Tapos Bl. Bijdr. ii. 621; Hook . Ic. PL t. 1294; F.B.I. 
v. 382. 
Big tree often over 100 ft. tall, stem 2 to 3 ft. through. Leaves 
linear-oblong sub-acute, base shortly narrowed; nerves 15 pairs 
slender, reticulations very fine and conspicuous; 6 to 7 in. long, 
2 in. wide; petioles 2 to 275 in. long. Panicles 4 in. long from 
the upper axils spreading. Flowers waxy cream-colour. Males 
•2 in. wide; females *3 in. wide. Sepals oblong thin. Ovary 
pubescent. Capsule 2 in. long, oblong smooth, 1*5 in. through. 
Seed 1*25 in. long, sub-trigonous, tip, sides and base rounded. 
Hab. Mountain forests, Malacca (Griffith, Maingay); Selandor 
(Cantley); Bukit Sabukor (Derry). Selangor, Batu Caves; Weld's 
Hill, Kwala Lumpur (Burn-Murdoch). Perak, Waterloo (Robert- 
son-GIasgow); Larut, Goping and Ulu Bubong (Kunstler). Dis- 
