Dioscorea quinqueloba Thunb.
N.A.Palchevsky: Plants of the Far East 1885-1909. [They] have got through the Migration Department at 1910. Dioscorea quinqueloba Thunb. Primorye province 1versta (km) behind the Glenovskiy village, in the black forest.
In the black forest 1 versta (km) to west from Glenovskiy village. Picked up 16.VIII.1903 by the railway guardian Vasiliy Trukhin.