a climbing plant of the buttercup family which bears white, pink, or purple flowers and feathery seeds. Several kinds are cultivated as ornamentals 铁线莲属植物
Genus Clematis, family Ranunculaceae 铁线莲属,毛茛科
语源
Latin (also denoting the periwinkle), from Greek klēmatis, from klēma 'vine branch'