34 



ON THE ASCLEPlADEjE. 



LEPTADENIA. 



Char. Corolla subrotata, tubo brevi, fauce coro- 

 nata, squamis 5 sinubus impositis : limbo bar- 

 bato, aestivatione valvata. 

 Corona stamlnea nulla. 

 Antherce liberae, apice simplices. 

 Masses pollinis erectae, basi affixae, apice coarc- 



tato pellucido ! 

 Stigma muticum. 



Folliculi 



Habitus. Herbte? perennes ? volubiles, tome 11- 

 to inipalpabili, pulvereo, cinerascentes. Folia 

 plana, opposita. Umbella interpetiolares, 

 quandoque cymosae. Corpuscula stigmatis 

 minuta. 



Patria. India Orientalis, Africa aequinoctialis ct 

 septentrionalis. 



Obs. Of this genus I have examined three species 

 in the Banksian Herbarium, none of which 

 are as yet described, though one of them was 

 collected by Forskael ; it is unnamed, however, 

 and does not correspond with any of his de- 

 scriptions. 



SARCOLOBUS. 



Char. Corolla subrotata, 5fida. Fauce nuda» 

 Corona stamlnea nulla. 

 Anthera membrana terminatae. 



