ON THE ASCLEPIADEjE. 215 



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

 ciila. TJnibellce interpetiolares, multiflorse. 



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

 texit Illust. Banks. 



GONOLOBUS. [Richard? in Mich. Fl. Bor. Jmer. 



Cynanchi species, Zi/iu. Jacq. 



Char. Corolla subrotata, 5partita. 



Corona staminea scutelliformis, lobata. 



Antherce transversim dehiscentes, membraua terminatEe. 



Masses pollinis extremitati exteriori respectu loculi affixse 

 stigmate tectse. 



Stigma planiusculo-depressuni. 



Folliculi ventricosi, subcostati. Semina comosa. 



Habitus. Suffrutices volubiles. Folia opposita, latius- 

 cula. Umhellce interpetiolares. 



Patria. America, prsesertim intra tropicos. 



Obs. CynaBchum maritimuna Linn, suberosum Linn. 

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

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

 racemosum, Carolinense, obliquum, hirtum, prostratum, 

 and undulatum of Willdeuow's Spec. Flant. .- these, how- [se 

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

 to be re-examined. 



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



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



Char. Corolla rotata, 5partita. 

 Corona staminea scutelliformis, lobata. 

 Antherce transversim dehiscentes, membrana terminatae. 

 Masses pollinis extremitate exteriore respectu loculi 

 affixge, stigmate tectse. 



Stigma pkniusculo-depressum . 



Folliculi ventricosi, costati. Semina calva. {Aiibl.) 



