This name is a synonym of Arctium minus (Hill) Bernh..
The record derives from TICA
(data supplied on 2012-02-11)
which reports it as a synonym and as an illegitimate name (record D1280CE8-27C0-4288-89A5-C84A493120E3) with original publication details: 1765.
This name was in version 1 of The Plant List, record gcc-120768.