23"7 



^ (1) P. CAUDATUM. (Watl.) 



iclent. Wight's Contrib. p. 60.-^Dec. prod. VIII. p. 62t.— 

 Wall. Asclep. No. 5. 



Spec. Char. Leaves lanceolate, long-attenuated : segments of 

 the corolla suljula'te, scales oF tlie throat largish, 4-cleft : anther's 

 ■obtuse : stigma mutic. 



Silhet mountains. 



(2) P. Wallic'hii. (R. ^.; 



Ident. Wight's Contrib. p. «0.— Dec. prod. VlII. p. 62t.— 

 Wall. Asclep. No. 74. 



Spec. Char. Leaves lanceolate, acuminate : umbels subsessile, 

 few-flowered : segments of the corolla linear, obtuse : scales of the 

 throat small, gland-shaped: anthers acuminate: stigma subrostrate. 



Silhet. 



GENUS XXIX. LEPTADENIA. 

 Pentandria Digyiila. Sex: Syst: 



Deriv. From Leptos', slender, and Aden, a gland. 



Gen. ChaH. Corolla subrotate : tube short, scales of the throat 

 five, alternating ■with the segments : staminal corona none : an- 

 thers free, simple at the apex : pollen-masses erect, attached by 

 the base, apex narrowed, pellucid : stigma mutic, or rarely api- 

 tjulate : follicles smooth : seeds comose. — ^Twining shrubs, often 

 ashy-pubernlous : leaves flat : Umbels interpetiolar : corpusculea 

 of the stigma minute. 



(1) L. RETICULATA. (W. ^ A.) 



Ident. Wight's Contrib. p. 47.— Dec. prod. VIII. p. 628. 



Syn. Oynanchum reticulatum, Retz. — Asclepias suberosa, Roxh. 

 Jl. Ind. II. p. 38. — A. volubilis, Wall. — Secamone canescenis, 

 Smith in Rees' Cycl. 



Engrav. Wight's Icon. t. 350. 



Spec. Cbar.^ Bark corky: younger branches ash-coloUred, 

 pubescent : leaves ovate or lanceolate, acute, sometimes with short 

 white pubescence : umbels lateral^ many-flowered, as long as the 

 petiole : segments of the corolla revolute on the margin, bearded 

 within : follicles cylindrical-oblong, obtuse, often solitary by abor- 

 tion : flowers greenish-yellow. 



Common near the sea in various parts of the Peninsula. Nega- 

 patam. Northern India. 



