XCII. ASCLEPIADACE^E. 
371 
Corolla-lobes valvate. 
Corolla rotate. 
Twiner; leaves thin.27. Heterostemma 
Epiphytes climbing or erect; corona stellate, 
lower lobes spreading or erect . .28. Hoya 
Corolla very small urceolate or cylindric; 
corona-lobes membranous anchor-shaped 
or o. Epiphytes fleshy . . . .29. Discbidia 
Corolla campanulate, terrestrial twiner . , 30. Physostelma 
Corolla-tube short, lobes long subulate, hairy 
twining shrub.31. Pycnorrhachis 
Corolla long-tubed, 2 in. long, lobes con- 
nivent at tips; pollen-masses edge 
pellucid. 32. Ceropegia 
1 . PHYLLANTHERA, Bl. 
Glabrous climber. Leaves rather fleshy. Flowers subracemose, 
pedicelled, racemes axillary lengthening. Calyx-lobes ovate, 5, 
scales alternate with lobes, 5. Corolla campanulate-rotate, fleshy, 
papillose inside, lobes sub-oblique, concave, overlapping to right. 
Corona 0. Stamens near base of corolla; anthers cohering with 
style apex, not bearded. Pollen-carriers globose; caudicles short, 
appendicles containing 3 or 4 pollen masses. Follicles slender, 
divaricate. Seed oblong with long plume. Species 2, 1 Javanese. 
(1) P. perakensis King and Gamble, l.c. 508. 
Climber 15 to 20 ft. long. Leaves oblong or oblong-lanceolate 
acuminate, base round; nerves 8 to 10 pairs horizontal, faint; 
2'5 to 4 in. long, 75 to 1-25 in. wide; petioles '25 to *5 in. long. 
Racemes 2, lengthening to *25 in. as the flowers fall, with persistent 
bracts on a peduncle *i to *2 in. long; flowers mottled dark red 
and yellow. Corolla '5 in. across, lobes orbicular. Follicles 6 to 
7 in. long, -25 in. through. Seeds *3 in. long, -06 in. wide; plume 
1*5 to 2 in. long. Hob. Dense forest in low' ground. Perak, Kota 
(Wray); Larut (Kunstler). 
2 . PENTANURA, Bl. 
Glabrous climbers. Flowers on peduncled axillary racemes. 
Calyx small, scales 5, alternate with lobes. Corolla campanulate 
rotate, fleshy, papillose; lobes oblong or obovate-oblong, deep, 
overlapping to right. Corona 0. Stamens near base of corolla, 
bases geniculate; anthers agglutinate to style; appendages 
bearded, lanceolate. Pollen-carriers with slender caudicles, spathu- 
late appendicles, pollen of 3 or 4 granules. Follicles slender. Seed 
oblong, plume long. Species 2, 1 Indian. 
(1) P. sumatrana BL Ann. Mus. Bot. Lugd. Bat. i. 125, t. xxi. 
Leaves chartaceous, bright green with purple marks, elliptic, 
abruptly acuminate, base round or short, cuneate; nerves 7 to 8 
pairs, horizontal; 3 to 4 in. long, 1*25 to 175 in. wide; petioles 
’25 in. long. Racemes lengthening to 2 in. Flowers claret-colour. 
