Anisocampium niponicum (Mettenius) Y.C. Liu, W.L. Chiou, & M. Kato. Hab: Suburban woodlands, lawns; commonly planted as an ornamental, rarely naturalizing. This common suburban ornamental (forma picta) spreads locally from plantings; it seems only a matter of time before it begins to naturalize more widely. Dist: Native of Japan. Reported as naturalizing sparingly in AR (Peck 2011). Reported for Cleburne County, AL (Barger, pers.comm. 2021).
Origin/Endemic status: E. and se. Asia
Syn: = K4, Liu, Chiou, & Kato (2011), Wei et al (2017); = Athyrium niponicum – K3, NE