Basionym Name:
Homotypic synonyms:Gyromium velleum var. spadochroum (Hoffm.) Wahlenb., Fl. Suec. 2: 857 (1826)Gyrophora depressa var. spadochroa (Hoffm.) Schaer., Naturwiss. Anzeiger Allgem. Schweizer. Gesellsch. Naturwiss. 1: 6 (1817)Lecidea spadochroa (Hoffm.) Colla, Mém. R. Accad. Sci. Torino, Ser. 2 12: 17 (1852)Umbilicaria depressa var. spadochroa (Hoffm.) Schaer., Lich. helv. spicil. 2: 82 (1826)Umbilicaria vellea f. spadochroa (Hoffm.) Fr., Lich. eur. reform. (Lund): 357 (1831)