XCII. ASCLEPIADAGES. 
399 
Hoy a.] 
shaped. Follicle slender, 7 in. long, *25 in. wide. Seed -2 in. long, 
elliptic; plume 1-5 in. long. Hab. Not common, a very beautiful 
plant, in mountain forest. Selangor, Semeniyeh. Perak, Gunong 
Kerbau (Haniff); Bujong Malacca (Curtis). Distrib. South Siam, 
Kopah, Java and Borneo. 
(15) H. Curtisii King and Gamble, he. 563. 
Slender epiphyte creeping and rooting at nodes. Leaves 
orbicular, abruptly acute, base round, sessile, -4 to 7 in. long, 
about as wide. Umbels terminal and axillary, 10- to 16-flowered 
on a sessile rachis, -25 in. long, pubescent. Calyx-lobes oblong, 
villous. Corolla -5 in. across, lobes deflexed, spathulate, acute. 
An annular corona, surrounding a staminal corona of 5 hooded 
processes of 3 lobes, 2 side ones round, upper ovate, enclosing 
a cavity and overtopping the staminal column. Hab. Perak, 
Waterloo at 2000 ft. altitude (Curtis). Very rare. 
(16) H. imperialis Lindl. Bot. Reg. under t. 68; Bot. Mag. 
h 3397 ; King , l.c.. 564, 
A shrubby climber. Leaves fleshy, elliptic or oblong, short 
acuminate, base round; nerves horizontal, numerous; 6 to 9 in. 
long, 1-25 to 2-5 in. wide; petioles -25 to -5 in. long. Umbels 
of about 10 flowers on a short rachis; pedicels 3 in. long.; peduncles 
3 to 10 in. long. Calyx-lobes -2 in. long. Corolla spreading, 
brown purple, 3 in. across, whitish outside, tube shorter, lobes 
ovate-triangular acute. Corona white, lower lobes erect, obtuse, 
2-cleft; upper lobes subulate acuminate. Follicle 1 lanceolate 
acuminate, 8 to 9 in. long, 1 in. through. Hab. Very rare, growing 
in the mangroves in Borneo; easily known by its very large purple 
flowers. Malacca (Maingay). Distrib. Borneo. 
(17) H. obtusifolia Wight, Contrib. 38; King, he. 563. 
A stout climber. Leaves thick fleshy, oblong blunt or rounded 
both ends; nerves rather horizontal, 10 to 12 pairs (invisible in 
life), 4 to 6 in. long, 1 to 3 in. wide; petioles very thick, -5 in. long. 
Umbels many-flowered, rachis up to 1 in. long, and very thick; 
peduncles as long, all puberulous; pedicels 1 to 1*5 in. long, thick. 
Calyx fleshy, lobes linear-oblong, -15 in. long, pubescent. Corolla 
about 1 in. across, pubescent outside, white, lobes ovate acuminate. 
Corona pink, lower lobes erect, inflate; upper longer acuminate. 
Hab. Not common and rarely flowering, climbing on trees in man¬ 
grove swamps. Singapore, Serangoon River; Changi. Pahang, 
Pekan. Perak (Scortechini). Distrib. Sumatra, Java. 
(18) H. elliptiea Hook. fil. F.B.I. iv. 58; King, l.c. 565. 
Slender twiner. Leaves chartaceous when dry, elliptic blunt 
both ends; nerves 8 to 10 pairs, horizontal joining an intramarginal 
nerve; 1*5 to 2-5 in. long, 1 to 1*5 in. wide; petioles *15 to 1-25 in. 
long. Peduncles pink, thick, 1 in. long, rachis short; pedicels 
slender, 1 to 1*5 in. long. Calyx puberulous, pink, lobes ovate- 
oblong, blunt. Corolla -5 in. across, pilose inside white, lobes 
