Basionym Name:Opegrapha lithyrga var. confluens Ach., Lich. Univ.: 247 (1810)
Homotypic synonyms:Opegrapha confluens (Ach.) Stizenb., Flora, Regensburg 48: 75 (1865)Opegrapha confluens var. confluens (Ach.) Stizenb., Flora, Regensburg 48: 75 (1865)