(Thladiantha dubia)
Thladiantha dubia, the Manchu tubergourd,goldencreeper, wild potato, or (French) thladianthe douteuse, is a fieldweed and a rarely used ornamental plant of the Cucurbitaceae family. It is probably native to S Russia and N China but today naturalized in SE Europe (Austria, Romania, Germany) and on the American continent (USA, Canada).