Homotypic Synonyms See Note

Basionym Name:
Rhizocarpon geminatum var. irriguum Flot. ex Körb., Syst. lich. germ. (Breslau): 259 (1855)

Homotypic synonyms:
Rhizocarpon concretum f. irriguum (Flot. ex Körb.) Vain., Acta Soc. Fauna Flora fenn. 53(no. 1): 292 (1922)
Rhizocarpon disporum f. irriguum (Flot. ex Körb.) Zahlbr., Cat. Lich. Univers. 10: 372 (1939)
Rhizocarpon disporum var. irriguum (Flot. ex Körb.) Zahlbr., Cat. Lich. Univers. 4: 355 (1926)
Rhizocarpon montagnei f. irriguum (Flot. ex Körb.) Stein, in Cohn, Krypt.-Fl. Schlesien (Breslau) 2(2): 228 (1879)
Rhizocarpon montagnei var. irriguum (Flot. ex Körb.) Körb., Parerga lichenol. (Breslau) 3: 230 (1861)
Rhizocarpon petraeum f. irriguum (Flot. ex Körb.) Arnold, Flora, Regensburg 54(10): 149 (1871)
Rhizocarpon petraeum var. irriguum (Flot. ex Körb.) Zwackh, Flora, Regensburg 45(33): 523 (1862)