265 
Trigonostemon.] cxxviii. euphorbiace;e. 
Singapore, Stagmount; Reservoir; Kranji. Johor, Batu Pahat; 
Jaffaria (King). Malacca (Griffith). Perak, Ulu Temengoh; 
Bujong Malacca; Gunong Bubu (Kunstler); Kenering (Wray). 
Province Wellesley, Krian. Penang (Wallich); Waterfall (Curtis). 
Kedah, Yan. Lankawi (Robinson); Burau Bay. Distrib. Tenas- 
serim, Sumatra. 
(4) T. malaccanus Mull. Arg. in Flora, xlvii. 482; DC. Prod. 
xv. (2), mo; Hook. fil. F.B.I. v. 396. 
Glabrous woody shrub. Leaves lanceolate long-acuminate, 
base rounded, edges entire or crenate; nerves 15 to 20 pairs; 
6 to 9 in. long, 1-5 to 2 in. wide; petioles -25 to 6 in. long, thickened 
at the tip. Racemes slender, 6 to 10 in. long, glabrous. Flowers 
scattered. Bracts -i in. long, subulate. Male flowers minute 
clustered pedicelled. Sepals coriaceous pubescent. Petals broadly 
obovate dark purple. Anthers with papillose connectives. Female 
flowers solitary, much larger. Pedicels stout pubescent, % 2 in. 
long. Sepals oblong erect, 3 short pubescent, 2 much larger with 
a broad thin rounded edge. No petals. Ovary hairy. Hab. 
Forests. Johor, Pulau Tiuman, Tanjong Duatak (Burkill) ; 
Genuang. Malacca (Griffith). Negri Sembilan, Tampin (Ridley). 
The Pulau Tiuman plant has linear bracts -25 in. long. The leaves of 
this plant are very variable. At the top of the shoot is a cluster of short 
and shortly petioled leaves with some twice as large on long petioles. 
(5) T. villosus Hook. fil. F.B.I. v. 397. T. tomentellus Pax , 
Pflanzenreich , iv. 147, p. 89. 
Small shrub, branches brown-tomentose. Leaves membranous 
elliptic acuminate entire, base shortly narrowed blunt, nerves 
about 12 pairs sunk above, elevate beneath, and with the midrib 
and nervules hairy, a few hairs on the base of the leaf above; 
4 to 6 in. long, i*i to 2-25 in. wide; petioles 1 in. long, hairy. 
Racemes axillary brown-tomentose. Bracts lanceolate acuminate, 
■25 in. long, hairy. Male flowers clustered, small. Sepals oblong 
villous. Petals obovate-oblong. Disc glands 5, erect. Stamens 3, 
anthers with crested connectives. Female flowers '5 in. wide. 
Sepals lanceolate villous. Ovary globose hairy. Style arms fili¬ 
form. Hab. Forests. Malacca, Gunong Mering, Mt. Ophir. 
Selangor, Kwala Lumpur (Curtis); Sungei Buloh. Perak (Scortechini, 
Kunstler); Tapah (Wray); Ipoh (Curtis). 
(6) T. lsevigatus Mull. Arg. in Flora, xlvii. 538; DC. Prod. 
xv. (2), mi. 
Small tree glabrous. Leaves thinly coriaceous elliptic to 
lanceolate cuspidate blunt, edges slightly undulate, nerves 6 to 8 
pairs, slender elevate beneath; 5 to 6 in. long, 2 in. wide; petioles 
•2 to *25 in. long. Male flowers very small, *2 in. wide, about 8 in 
a silky pubescent raceme -i in. long, axillary. Pedicels glabrous, 
•1 in. long. Sepals 5, 3 outer small, inner concave. Petals 5, 
coriaceous, all ovate blunt. Stamens 3, column very short or 0. 
