XIV. 



Defcriptions of two new /pedes of Sarcolobus, and of 

 fome other Indian Plants. 



By N. WALLIC 



EW genera of plants are more difficult to be examined and afcer- 

 tained than thofe which conftitute the Afclepiadece : a family which has 

 btely been eftablifhed and moft excellently defcribed by the librarian to 

 the Linnean Society, Mr. R. Brown, in a paper infertedin the firfl vo- 

 lume of memoirs of the Wernerian Natural Hiftory Society. This dif- 

 ficulty is owing to the general intricacy and frequent minutenefs of their 

 lexual organs and to their fuccu.lent habit, which often materially af- 

 fects their appearance after they have undergone the procefs of drying, 

 It is therefore highly defirable that as many as poffible of them fhould 



