DIOSCOREACEJE. 



37 



Fig. 18, Dioscorea doryophora Hance ; 1, a branch ; 2, male spikes ; 3, a male 

 flower ; i, an oiiter segment of the same ; 5, an inner segment of the same ; 6, a cliister 

 of stamens ; 7, a stamen ; 8, a female flower ; 9, an outer segment of the same ; 10, an 

 inner segment of the same ; 11, stigmatic column with radimentary stamens ; 12, a 

 capsnle ; 13, a seetl. 



