*Kerria japonica (Linnaeus) A.P. de Candolle. Phen: Apr-Jun. Hab: Woodland borders, suburban woodlands. Dist: Native of China. Reported as escaping in Clark County, AR (Serviss et al. 2017).
Origin/Endemic status: E. and se. Asia
Taxonomy Comments: Single, "doubled", and "plenum" forms are cultivated.
Synonymy: = C, F, FNA9, G, Il, K1, K3, K4, Mi, NE, NY, Pa, Tn; = n/a – RAB