1,100,502 specimens across 6 departments, collected since 1754 — 100,256 names, 42,336 type specimens.
4 specimens
Dioscorea bulbifera
BISH 728647
Konta, F., 2006Honshu, Japan
Dioscorea quinquelobata
BISH 754033
Konta, F.; Noguchi, H., 2010Kyushu, Japan
Dioscorea japonica
BISH 754035
Dioscorea tokoro
BISH 754049
Konta, F., 2009Honshu, Japan