282 XXIV. STERCULiACE-iE. [Helicteres. 
lateral processes. Staminal-tube longer than the petals. Capsule 
cylindric, sub-acute or blunt, 1*5 in. long, -5 in. through, densely 
covered with grey hairy bristles. Hab. Open country. Pahang, 
Kwala Tembeling and Temerloh. Kelantan, Kwala Lebir. Dis- 
trib. Indo-China; Java; Tenasserim. 
Easily recognised by the strongly toothed, almost tri-lobed, nearly sessile 
leaves. 
(4) H. angnstifolia Linn. Sfi. PI. 963 ; King, lx. 82. 
A shrub 2 ft. or more tall, pubescent, except the upper side of 
the leaves quite glabrous. Leaves pale beneath, lanceolate or 
oblong-lanceolate obtuse or oblong-truncate mucronulate entire, 
base narrow, 3-nerved; lateral nerves 5 or 6 pairs, 1*5 to 2\5 in. 
long, '4 to -5 in. wide; petioles *2 in. long. Cymes axillary few- 
flowered about *3 in. long. Flowers - 4 to *5 in. long, violet pink or 
white. Calyx densely tomentose 2-lipped, mouth expanded, teeth 5 
triangular acute. Petals linear-sub-spathulate with 2 or 3 horned 
appendages. Staminal column shorter. Ovary tomentose. Fruit 
ovoid-cyhndric, straight 75 in, long, -4 in. wide, densely stellate- 
villous. Hab. Open country, sandy or rocky spots. Johor, 
Minyak Buku, Kwala Pahat. Adang group. Pulau Rawei. 
Setul heaths {flowers white). Distrib. Malay islands, China and 
India, var. obtusa King, l.c. is a form with broader truncate 
leaves. It occurs in Pulau Rawei and on Setul Heath. 
9 . PTEROSPERMUM, Schreb. 
Trees {or shrubs) scaly or stellate-tomentose. Leaves coriaceous 
oblique, simple or lobed. Inflorescence axillary or terminal. 
Bracts entire or laciniate. Calyx of 5 valvate coriaceous more or 
less connate sepals. Petals 5, imbricate, white. Staminal-column 
short with 3 apiculate anthers, and 5 ligulate staminodes. Ovary 
within the top of the column, 3- or 4-celled; ovules many in each 
cell; style entire. Stigma furrowed. Capsule woody or cori¬ 
aceous, terete or angled, 5-valved. Seeds winged above in 2 rows. 
Species about 18, Asiatic. 
Big tree; flowers 6 in. long ..... {1) P. diversifolium 
Slender tall trees; flowers 2 in. long. 
Sepals pubescent inside; capsule 3 to 4 in. long . (2) P, Blumeanum 
Sepals silky inside; capsule 1-5 in. long . . (3) P. Jackianum 
(1) P. diversifolium Bl. Bijdr. 88; Masters , in Hook. fit. F.B.I. 
i. 367; Pierre, FI. For. Cochinchine, t. 179; King, l.c. 84. 
A tree 60 to 100 ft. tall, 15 to 24 in. through. Young branches, 
petioles, under-side of leaves, sepals and the fruit covered with 
a minute tawny tomentum, with many stellate hairs. Leaves 
coriaceous, peltate and lobed on young shoots, ovate-oblong to 
rounded-elliptic, tip broad blunt, with an abrupt triangular point, 
edges sinuous, base cordate, above shining; nerves 8 to 10 pairs, 
6 to 9 in. long, 3*5 to 6 in. wide; petioles 1 to 1-25 or 2 in. long. 
