260 lxxxvii. sapotace^:. [ Sideroxylon. 
side shores, rarely inland, common. Singapore to Lankawi and 
Setul; Pulau Tiuman and Kwala Pahang. Distrib. Burma, 
Malay isles, South China. Native name : Tuak-Tuak. 
(7) S. firmura Pierre, Burch . Ann. Jard. Buitenz. v. 17, t. iii. 
Small tree. Young parts red-pubescent. Leaves coriaceous, 
oblong-lanceolate, short-acuminate, base acute, midrib impressed 
above and nerves 12 to 16 pairs, elevate beneath, rusty-pubescent, 
reticulations transverse; 4 to 5 in. long, 1 to 1*5 in. wide; petioles 
1 to 1*5 in. long, pubescent. Flowers 4 to 6 in a fascicle, axillary; 
pedicels -3 to *6 in. long, pubescent. Sepals *15 in. long, pubescent. 
Corolla *15 in. long, hairy outside, lobes oblong. Ovary villous. 
Berry oblong or obovoid, glabrous. Seed one, *6 in. long. Hob. 
Rare, Mountain forests. Penang, West Hill at 2500 ft. altitude 
(Curtis). Distrib. Bangka, Philippines. 
Doubtful Species 
(8) S. WaUichianum Don. Gen. Syst. iv. 28; King, l.c. 165. 
Branches red-villous. Leaves chartaceous, elliptic-obovate 
oblique acuminate, base cuneate; nerves 6 to 7 pairs, prominent 
as are reticulations, 6 to 8 in. long, 3 to 4 in. wide; petioles densely 
tawny-pubescent. Flowers very small. Sepals 5, short, round, 
rusty-pubescent. Hab. Penang (Porter, S. ? rugosum Wall. Cat. 
4158). 
I doubt that this is a Sideroxylon at all, but have never seen anything 
quite like it. 
3. SARCOSPERMA, Hook. fil. 
Glabrous trees. Leaves coriaceous, oblong. Flowers small, 
sessile on panicled racemes. Sepals 5, round, imbricate. Corolla 
broad, campanulate, tube short, lobes 5, round. Stamens 5 on 
the tube and opposite lobes; staminodes 5, round (or subulate). 
Ovary glabrous, 1- to 2-celled; style short. Fruit ellipsoid 1- or 
2-seeded. Species 3, Indo-Malaya, China. 
(1) S. paniculatum Stapf and King, Ic. PI. t. 2690; King, l.c. 
160. 
Tree 50 to 60 ft. tall, 18 to 20 in. through. Leaves chartaceous 
sub-opposite, elliptic-oblong bluntly acuminate, base acute; nerves 
5 to 7 pairs; 4 to 8-5 in. long, 1-5 to 3 in. wide; petioles -5 to 7 in. 
long. Panicles 1 to 3 in. long, racemes up to 1 or more in. long. 
Flowers -i in. wide or less, waxy pale yellow. Sepals 3, larger 
than the others. Corolla fleshy, lobes as long as tube. Staminodes 
minute, orbicular. Fruit ellipsoid, over 1 in. long. Seeds 1 or 2. 
Hab. Mountain forests. Negri Sembilan, Gunong Angsi (Ridley). 
Perak, Batang Padang and Ulu Bubong (Kunstler). 
4. ISONANDRA, Wight. 
Trees. Leaves usually coriaceous. Flowers small, short- 
pedicelled. Sepals 4, outer valvate, inner imbricate. Corolla 
tubular, lobes 4, imbricate, twisted. Stamens 8. Ovary 4-celled, 
