Synonymy:
Nemaria Navás, Brotéria, sér. bot. 8: 48 (1909)
Roccellomyces E.A. Thomas ex Cif. & Tomas., Atti Ist. bot. Univ. Lab. crittog. Pavia, sér. 5 10(1): 45, 71 (1953)
Roccellopsis Elenkin, Izv. glav. bot. Sada SSSR 28(3-4): 297 (1929)
Thamnium Vent., Tabl. Règne Vég. (Paris) 2: 35 (1799)

Position in classification:
Roccella, Roccellaceae, Arthoniales, Arthoniomycetidae, Arthoniomycetes, Ascomycota, Fungi

Note:
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