20 XCV. ASCLEPIADEX. (J. D. Hooker.)  . [Pentatropis. 
8213 D. Oxystelma? caudatum, Herb. Ham. Asclepias spiralis, Forsk. FI. 
Eg. Arab. 49. 
The Paxias, Scip, and Eastwards to the Jumna river. DisrRim. Affghanistan 
and Westwards to the Red Sea and Nubia. 
Leaves 1-14 in., very variable in breadth, obtuse or acute, usually apiculate, coria- 
ceous, nerves obscure; petiole 3-} in. Peduncles very short or 0; pedicels capillary, 
top obconie. Calyx minute. Corolla green, j in. diam.; segments narrowed from a 
triangular base. ollicles 241-3 in., fusiform, narrowed to the base and to the long 
straight rather slender point. Seds 4 in. long, ovate, flat, broader end crenate. 
2. P. microphylla, Wight § Arn. Contrib. 52; glabrous, leaves oblong 
ovate or rounded, base rounded or cordate, corolla-segments triangular-lanceolate 
obtuse. Wight Ie. t. 352; Wall. Cat. 8213, excl. D.; Dalz. & Gibs. Bomb. 
Fl. 149; Grah. Cat, Bomb. Pl. 120; Dene. in DC. Prodr. viii. 536. Asclepias 
microphylla, Roxb. Fl. Ind. ii. 35; Roth Nov. sp. 177? Cynanchum acu- 
minatum, Thunb. Obs. in Cynanch. 5; Dene. Lc. 548. Eutropis, gen. nov. 
Falconer in Proc. Linn. Soc. i. 15. 
Benaat, in the Sunderbunds; PEcv; Deccan PzNiNSULA, from Bombay south- 
wards. CEYLON, not uncommon. 
Habit and general characters of P. spiralis, but the flowers are much smaller, 
and the corolla-lobes have not the long tails. 
23. DIEMIA, Br. 
Twining pubescent or tomentose undershrubs. Leaves opposite, cordate. 
axillary, racemiform or corymbiform, pedicels filiform. Sepals glandular 
within. Corolla greenish-white, tube short infundibular; lobes large, broadly 
ovate, spreading, overlapping to the right. Corona of an outer annular 5-10- 
crenate or -lobed membrane, and 5 laterally compressed scales vertically adnate 
to the anthers and spurred behind, with free long subulate tips. Column large, 
anther-tips inflexed ; pollen-masses one in each cell, subcompressed, pendulous, 
waxy. Follicles echinate. Seeds comose.—DisrRIB. Species 6; Asiatic and 
African. 
D. extensa, Br. in Mem. Wern. Soc. i. 50; subhispidly hairy or glabrate, 
leaves membranous broadly ovate acuminate deeply cordate pubescent beneath, 
lobes rounded incurved, peduneles long racemose, corolla ciliate, follicles 
clothed with long soft spines. Wight Contrib. 59, and Ic. t. 596; Wall. Cat. 
8231, excl. F.; . & Gibs. Bomb. Fl. 150; Grah. Cat. Bomb. Pl. 122; 
Dene. in DC. Prodr. viii. 544, Cynanchum extensum, Ait.; Jacq. Ie. Rar. t. 
54. C. cordifolium, Retz. Obs. ii. 15. O. echinatum, Thunb. Obs. in Cynanch. 
8; Dene. Lc. 549. Asclepias echinata, Roxb. Hort. Beng. 20, and Fl. Ind. ii. 
44. Raphistemma ciliatum, Hook. f. in Bot. Mag. t. 5704. 
Throughout India; from the Salt-range and the N.W.  Hrwarava (ascending to 
3000 ft.) to Lower Benoar and Cryton (not seen from the Malay Peninsula, Birma, 
or Pegu).—DisrRiB. Affghanistan. 
A fetid climber, hairs on stem spreading. Leaves 2-4 in. long and broad; petiole 
2-4 in. Peduncles 2-6 in. ; pedicels capillary, 4-2 in. Sepals small, ovate, pubes- 
cent. Corolla $ in. diam., pale yellowish green and red. Column large, tips of inner 
coronal processes often twisted together. Folicles 14-2 in., lanceolate, beaked. Seeds 
i in. long, broadly ovate, pubescent, margin quite entire. 
24. ADELOSTEMMA, Hook f. Gen. Nov. 
A slender glabrous twiner. Leaves opposite, lo tioled, cordate. Flowers 
small, in axillary peduncled corymbiform comin Dade aiv Corolla 
