Synonymy:
Arthonia ruana A. Massal., Ric. auton. lich. crost. (Verona): 49 (1852)
Arthoniopsis ruana (A. Massal.) Trevis., Lichenoth. Veneta: no. 131 (1869)

Arthonia rosacea Anzi, Atti Soc. ital. Sci. nat. 9: 253 (1866)
Arthonia astroidea var. rosacea (Anzi) Arnold, Verh. Kaiserl.-Königl. zool.-bot. Ges. Wien 23: 527 (1873)
Arthothelium rosaceum (Anzi) Zahlbr., Cat. Lich. Univers. 2: 131 (1922) [1924]

Arthonia ruanidea Nyl., in Stizenberger, Ber. Tät. St Gall. naturw. Ges.: 477 (1882) [1880-81]
Arthothelium ruanideum (Nyl.) Arnold, Lich. Exsicc.: no. 1078 (1892)
Dermatina ruanidea (Nyl.) Zahlbr., Annln K. K. naturh. Hofmus. Wien 15: 181 (1900)

Arthotheliomyces ruanii Cif. & Tomas. [as 'ruani'], Atti Ist. bot. Univ. Lab. crittog. Pavia, Ser. 4 10(1): 42, 68 (1953)

Position in classification:
Arthothelium, Arthoniaceae, Arthoniales, Arthoniomycetidae, Arthoniomycetes, Ascomycota, Fungi

Note:
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