⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-26002274, with some changes.
This name is a synonym of Polygonum longisetum var. longisetum .
The record derives from Tropicos which reports it as a synonym (record 26002274
) with original publication details: Ann. Mus. Bot. Lugduno-Batavum 2: 57 57 1865.