223 



GENUS XIV. PENTATROPIS. 

 Pentandria Digfynia. Sex .- Si/st .■ 



Deriv. From Pente, five, and Tropis, a keel. 



Gen. Chab. Corolla rotate, 5-cleft : staminal corona 6-leaved ; 

 leaflets opposite the anthers, vertically adnate to the gynosteginm, 

 averted, free at the apex : pollen-masses ventricose, pendulous, 

 affixed below the apex : stigma mutic : follicles smooth : seodsi. 

 comose. 



(1) P. MICROPHYtlA. (W. ^ A.) 



Ident. "Wight's Contrib. p. 52.— Dec. prod. "VIII. p. 



l^yn. Asolepias microphylla, Roxh. flor. Ind,. II. p. 35. 



Engrav. "Wight's Icon. t. 352. 



Spec Char. Twining undershrub : leaves somewhat fleshy, 

 flat : umbels interpetiolar, few-flowered, subsessile : follicles obso- 

 ietely 3-cornered. 



poromandel Coast, Bengal, 



GENUS XV. SAIJCOSTEMMA. 

 Pentandria Disyuia. Sex -. Syit i 



Deriv. Prom Sarx, flesh, and Stemma, a crown. 



G:Ey. Ohae. Twining or decumbent shrubs : stems leafless, 

 jointed, or with opposite distant leaves : umbels lateral or termi- 

 nal : corolla rotate : staminal corona double, outer cue cup-shap- ' 

 ed or annular, crenated, inner one 5-leaved, exceeding the outer 

 one, leaflets fleshy : anthers terminated by a membrane : pollen- 

 masses affixed by the apex, pendulous : stigma apiculate or mu- 

 tic : follicles slender, smooth : seeds comose. 



(1) S. brevistigma. (W. 4" A.J 



Ident. "Wight's Contrib. p. 59. — Dec. prod. VIII. p. 538. 



Syn. S. viminale, Wall. — Asclepias acida, Roxb. fl. Ind, II, 

 p., SI. 



Engrav. "Wight's Icon. t. 595. 



Spec. Char. Twining, leafless : umbels terminal or terminating 

 the short lateral branchlets : calyx and pedicels glabrous : divisions 

 of the corolla ovate : exterior staminal corona with 10 folds, interior 

 pnes gibbous on the back, equalling the gynostegium : stigma mu- 

 ?ic : flowers white. 



Common in the Decean in stony places, flowering in June, 



