Coefficient of Conservatism:
Coefficient of Wetness:
Thickets and forest edges, mostly along roads. First collected in Michigan in 1976 in Emmet Co. A popular cultivated vine, introduced from China, occasionally escaping in North America.
Like W. frutescens, this species has large pendent racemes; the Michigan plants appear to be sterile. The petioles and petiolules average a little longer than in W. frutescens.