Description: English: 1.
Arctium minus (Hill) Bernh. s. l., 2.
Arctium tomentosum Mill. Original Description 1. Kleine Klette, Arctium minus 2. Graue Klette, Arctium tomentosum. Date: 1796. Source: Figure 16 from Deutschlands Flora in Abbildungen at
http://www.biolib.de. Author: Johann Georg Sturm (Painter:
Jacob Sturm).