Persicaria longiseta
Persicaria longiseta (Bruijn) Kitag., Rep. Inst. Sci. Res. Manchoukuo 1(8): 322, in nota 322 1937. (Syn: Polygonum caespitosum var. longisetum (Bruijn) Danser; Polygonum longisetum Bruijn); . Pakistan to Russian Far East and Philippines: Amur, China North-Central, China South-Central, China Southeast, India, Japan, Jawa, Khabarovsk, Korea, Krasnoyarsk, Kuril Is., Manchuria, Mongolia,…