DIOSCOREACES. 
RN W/ = BO \ UL IISS So 
5 AA) NY, 
‘ ‘7 
“aM Wie, 
Ned * 
Fig. 21, Dioscorea pseudojapcnica Hayata; 1, a branch; 2, male inflorescence; 3, 
a male flower; 4, astamen; 5, a female flower; 6, an outer segment of the same; 7, an 
inner segment of the same; 8, a capsule, one valve taken off, to show a seed. 
41 
