346 
XCI. APOCYNACE AS. 
[Alstonia. 
Ovary and corolla glabrous. 
Corolla-tube thick; leaves spathulate obovate; 
fruit glabrous ...... 
Corolla-tube slender; leaves oblong; fruit 
pubescent ...... 
Flowers very small; leaves opposite 
Small or medium trees ; nerves fewer; corolla-lobes 
overlap to right; seed acute at one end. 
Leaves 5 to 12 in. long; corolla glabrous; nerves 
20 to 24 pairs ...... 
Leaves 4 to 6 in. long; corolla pubescent. 
Calyx-lobes short acute; leaves 3 in. across 
Calyx-lobes ovate; leaves 1-75 in. across 
Dubious plant ....... 
(2) A. spathulata 
(3) A. angustiloba 
( 4 ) A. micrantha 
(5) A. macrophylla 
(6) A. latifolia 
(7) A. angustifolia 
(8) A. pangkorensis 
(1) A. scholaris Br. Mem. Wern. Soc. Edinb. i. 76; King, l.c. 
436 . 
Big tree 80 to 100 ft. tall, 3 ft. or more through, buttressed, 
bark grey; branches whorled. Leaves coriaceous 4 to 7 in a 
whorl, oblong-oblanceolate blunt, base cuneate, bright green above, 
glaucous beneath; nerves 30 to 40 pairs; 3 to 7 in. long, 1-5 to 
2*5 in. wide; petioles *25 to 75 in. long. Cymes umbeUed in a 
panicle; peduncles 1 in. long; branches 2 in. long; umbels 1*5 in. 
long, 5 to 7 together. Flowers pale green. Calyx-lobes ovate. 
Corolla-tube cylindric, dilate at tip, hairy all over, *25 to ‘35 in. 
long, lobes blunt, ovate, base cordate. Ovary villous. Follicles 
1 to 2 ft. long, '15 in. through, terete. Seed oblong, *3 in. long, 
with tufts of hair at each end. Hab. Forests in damp spots. 
Malacca, Bukit Sabukor; Batang Malacca (Derry). Selangor, 
Klang Gates; Kwala Lumpur (Curtis); Batu caves. Dindings, 
Bruas (Burn-Murdoch). Perak, Batang Padang (Kunstler). 
Penang (Wallich). Distrib. India, Africa, Malaya, Australia. 
Native name: Pulai. 
(2) A. spathulata Bl. Bijdr. 1037 1 King , l.c. 437. 
Tree 80 to 90 ft. tall, or more; branches whorled. Leaves 
3 to 5 in a whorl, coriaceous, obovate or spathulate tip round; 
nerves 20 to 30 pairs, glaucous beneath; 2 to 4 in. long, 1 to 15 in. 
wide; petioles very short. Cymes terminal axillary; peduncles 
several, ’i in. long; branches few, short, few-flowered, about 1 in. 
long, umbellate. Calyx u to 5 in. long, lobes orbicular, ciliate. 
Corolla dilate above, glabrous outside white, *25 in. long, lobes 
•2 in. long, oblong, villous at base. Ovary glabrous. Follicles 
5 to 9 in. long, ‘15 in. wide. Seed oblong peltate, '25 in. long, 
•1 in. across with tufts of hair at each end. Hab. In very wet 
marshy forest and swamps. Singapore, Tanglin. Malacca, 
Tualang (Derry); Merlimau (Cantley); Ayer Panas (Maingay). 
Selangor, very abundant in the wet low-lying districts. Perak, 
Tapah (Wray). Batang Padang (Kunstler); Batu Gajah (Scor- 
techini. Distrib. Borneo. Native name: Poko Rajana. Use: 
Wood very soft; used for coffins. 
