Drypeies.] cxxvm. euphorbiace.e. 223 
long, 2 to 3 in. wide; petioles *2 in. long. Flowers in axillary 
clusters, sessile, about '25 in. wide. Sepals round concave fulvous 
tomentose. Stamens very many. Disc deeply sunk villous. 
Ovary fulvous tomentose; stigmas semi-circular. Fruit -5 in. 
through, dark brownish green. Hab. Open jungle on limestone 
hills 400 to 600 ft. altitude, Perak, Goping (Kunstler). 
(4) D. Curtisii Pax Pfianzenreich, l.c. 250. Cyclostemon 
Curtisii Hook. fil. F.B.I. v. 343. 
A small tree, glabrous. Leaves elliptic-lanceolate acuminate 
narrowed to base, not inequilateral, thinly coriaceous; nerves 
10 pairs, sunk above, prominent beneath, and finely reticulate; 
6 to 10 in. long, 1*5 to 2 in. wide; petioles *25 to -3 in. long. Male 
flowers unknown. Female flowers solitary axillary very shortly 
pedicelled. Calyx patelliform fringed with coarse hairs. Fruit 
(unripe) -5 in. through, 2-celled, cells 2-ovuled glabrous; stigmas 2, 
small hemispheric. Hab. Hill forest, Penang, Moniot’s Road at 
2500 ft. altitude (Curtis). 
(5) D. perakensis Gage, Rec. Bot. Surv. Ind. l.c. t. 223. 
Shrub or small tree glabrous. Leaves coriaceous ovate caudate- 
acuminate, base sub-cuneate, entire or near the tip bluntly serrate 
or undulate; nerves 6 to 9 pairs; 475 to 8 in. long, 2-6 to 3 in. 
wide; petioles -5 to 1 in. long. Male flowers in small heads. 
Bracts ovate-triangular minutely silky; pedicels -i in. long. 
Sepals 2, imbricate, ovate sub-orbicular, -i in. long and wide. 
Petals 2, smaller. Disc quadrate or oblong, edge raised. Stamens 
20, surrounding the disc; anthers oblong-ovate, 4-celled. Female 
flowers in few-flowered heads. Pedicels thick more or less silky. 
Sepals acute fulvous pubescent outside. Disc sub-cupular or 
ring-shaped hairy. Ovary glabrous 2-celled ovoid longitudinally 
grooved; ovules 2 in a cell. Stigmas 2, sessile oblong or semi¬ 
lunar. Fruit drupaceous of 2 cocci ovoid glabrous bilobed, -6 in. long 
and wide, -4 in. thick, pericarp thin coriaceous. Seeds 2. Hab. 
Perak, Larut, and GunongBubu (Kunstler); B'landa Mabok (Wray). 
Near D. Curtisii, but the leaves ovate and twice as long as wide. I have 
not seen this species. 
(6) D. riparia Ridl. Kew Bulletin, 1923, p. 365. 
A small tree, young branches pubescent, lower parts white- 
barked. Leaves thinly coriaceous, glabrous lanceolate acuminate 
entire base narrowed acuminate slightly unequal; nerves very 
slender, 10 pairs slightly elevate beneath, as are the nervules and 
reticulations; 7 in. long, 1*5 to 2 in. wide; petioles light brown 
rugose and pubescent, *3 in. long. Flowers not seen. Drupe globose- 
oblong bisulcate 2-celled, yellowish pubescent, -i in. long; pedicel 
stout axillary, -I in. long. Sepals rounded hairy. Hab. River banks, 
Kelantan, banks of the Lebir River at Jeram Panjang (Ridley). 
Near D. sumatrana Pax, but the leaves are bigger and not crenulate, the 
fruits larger and pubescent. 
