ON THE ASCLEPIADE^E. 215 



Habitus. Fruteos volubilis, glaber. Folia opposita, latius- 

 cula. TJmbellm interpetiolares, multinorae. 



Patria. Java; in Prince's Island, prope Pataviam, de- 

 texit Illust. Banks. 



GONOLOPUS. [Richard? in Mich. Fl. Bor. Amer. 



Cynanchi species, Linn. Jacq. 



Char. Corolla subrotata, 5partita. 



Corona staminea scutelliformis, lobata. 



Anther ce transversim dehiscentes, membrana terminate. 



Massce pollinis extremitati exteriori respectu loculi affixge 

 stigtnate tectse. 



Stigma planiusculo-depressum. 



Folliculi ventricosi, subcostati. Semina comosa. 



Habitus. Suffrutices volnbiles. Folia opposita, latius- 

 cnla. Umbellce interpetiolares. 



Patria. America, prsesertim intra tropicos. 



Obs. Cynanchum maritimnm Linn, suberosum Linn. 

 crispiflorum Hort. Keiv. belong to this genus ; and I sup- 

 pose also C. planiflorum, grandiflorum, rostratum, nigrum, 

 racemosum, Carolinense, obliquum, hirtum, prostratum, 

 and unclulatum of Willdenow's Spec. Plant. : these, how- [36 

 ever, I have not determined, and the whole genus requires 

 to be re-examined. 



MATELEA. [Audi. Gujan. tab. 109, Hostea. 



Willd.sp.pl. I, p. 1274. 



Char. Corolla rotata, 5partita. 

 Corona staminea scutelliformis, lobata. 

 Antherce transversim dehiscentes, membrana terminata). 

 Massce pollinis extremitate exteriore respectu loculi 

 affixae, stigmate tectaa. 



Stigma planiusculo-depressum . 



Folliculi ventricosi, costati. Semina calva. (Judl.) 



