46 XCV. ASCLEPIADEZ. (J. D. Hooker.)  [Cosmostigma, 
38. COSMOSTIGMA, br. 
A twining glabrous shrub. Leaves opposite, ovate or cordate. Cymes 
axillary, racemiform ; flowers small, greenish, Sepals small. Corolla rotate, 
lobes overlapping to the right. Coronal scales adnate to the base of the anthers, 
and shorter than they are, erect, broad, membranous, truncate or 2-fid. Column 
very short, filaments fleshy ; anther-tip broad, rounded, inflexed ; pollen-masses 
obovoid-oblong, waxy, erect, pedicels long flexuous. Stigma broad, flat, 5-angled. 
Follicles large, linear-oblong, obtuse, smooth. Seeds comose. 
C. racemosum, Wight Contrib. 42, and Ic. t. 591; Dalz. & Gibs. Bomb. 
Fl. 151; Grah. Cat. Bomb. Pl. 119; Dene. in DC. Prodr. viii. 618. C. 
acuminatum, Wight Ic. t. 1270. Asclepias racemosa, Roxb. Hort. Beng. 20, 
and Fi. Ind. ii. 32. Nerium piscidium, Hort. Cale.—Rheede Hort. Mal. vi. 
t. 32. 
Smert, CurrrAGONG, and the Western Guars, from the Concan southwards. 
CEYLON, common.—Distris. Java. 
A tall stout climber. Leaves deciduous, 3-5 by 14-24 in., rather coriaceous, 
rounded or ovate, finely acuminate or tip obtuse, base sometimes cordately 2-lobed, 
lobes conniving; petiole 1-2 in. Peduncles equalling the petioles, stout, straight; 
ae 1 in., stout, spreading, spirally arranged round the rachis; bracts 0. Corolla 
in. diam., fleshy, speckled with brown. Follicles 7 in. long by 1} in. diam., lanceolate 
or linear-oblong, obtuse, smooth. Seeds 2 in. long, broadly ovate. 
39. DREGEA, E. Meyer. 
Twining shrubs, glabrous or hoary. Leaves opposite, ovate or cordate, 
acuminate. Cymes axillary, umbelliform; flowers green. Sepals small 
Corolla rotate, lobes broad, overlapping to the right. Coronal scales 5, hemi- 
spheric, fleshy, adnate to the column, spreading, inner angle cuspidate, the tooth 
incumbent on the anthers. Column very short, fleshy; anther-tips short 
inflexed ; pollen-masses one in each cell, cylindric-oblong, shortly pedicelled, 
waxy, erect. Stigma conical or dome-shaped.  Follicles thick, hard, winged or 
ribbed, Seeds comose.—Distrrs. Species 6 or 7 ; Indian, Malayan, and tropical 
and S. African. 
$^ D. volubilis, Benth. Gen. Pl. 775; glabrous hoary or mealy, leaves 
ovate suborbicular or cordate acuminate, peduncles equalling or exceeding the 
dicels many-fld., pedicels slender, flowers green, sepals triangular-ovate. 
Toya viridiflora, Br. in Mem. Wern. Soc. i. 97 ; Wight Contrib. 39, and in 
Hook. Bot. Misc. ii. 98, t. 1, and Ie. t. 586; Wall. Cat. 8168; Dalz. $ Gibs. 
Bomb. Fl. 153; Grah. Cat. Bomb. Pl. 119; Griff. Ic. Pl. Asiat. t. 387, 388: 
Asclepias volubilis, Linn. f.; Roxb. Fl. Ind. ii. 36. Apocynum tiliefolium, 
Lamk. Encycl i. 214. Wattakaka viridiflora, Hassk. in Flora, 1857, 79.— 
Rheede Hort. Mal. ix. t. 15. 
Beneat, Assam and the Deccan Pzexiwsvia, from the Concan, southwards. 
Cryton, in the hotter parts of the island.—Disrris. Java. 
A stout tall climber, branches often pustular, Leaves 3-6 by 2-4 in, rather 
coriaceous, base rounded or cordate; nerves 4-5 pairs; petiole 1-3 in. Peduncles 
1-3 in., rather slender; umbels drooping, very many-fid., subglobose ; pedicels } it» 
slender. Corolla i in. diam., cupular, lobes triangular. Stigma dome-sha 
Follicles 1 in. long by 1-13 in. diam., broadly lanceolate, turgid, glabrous. Seeds 2in. 
long, broadly ovate, pale, smooth and shining, border thick, 
