Costea & Tardif (B.L.Rob.) 2003 - Costea M, Tardif FJ (2003) NOMENCLATURAL CHANGES IN THE GENUS POLYGONUM SECTION POLYGONUM (POLYGONACEAE). Sida, Contributions To Botany 20(3): 987-997. Retrieved from http://www.jstor.org/stable/41968137
There is no corrections for Polygonum humifusum subsp. caurianum yet.