*Humulus scandens (Loureiro) Merrill. Phen: Jun-Oct; Jul-Oct. Hab: Disturbed areas, particularly in rich, alluvial soils, where it has become a serious weed along some rivers in our region. Dist: Native of Japan, Taiwan, and China.
Origin/Endemic status: E. and se. Asia
Taxonomy Comments: The name H. scandens (Loureiro) Merrill (basionym Antidesma scandens Loureiro 1790) has priority over H. japonicus Siebold & Zuccarini 1846.
Synonymy: = FoC, Tembrock, McAleer, & Gilligan (2016); = Humulus japonicus Siebold & Zucc. – Ar, C, F, FNA3, G, GrPl, Il, K1, K3, K4, Mi, NE, NY, Pa, RAB, Va, W, WV, Small (1978)