Basionym Name:Karoowia protocetrarica Hale, Mycotaxon 35(1): 187 (1989)
Homotypic synonyms:Xanthoparmelia protocetrarica (Hale) G. Amo, A. Crespo, Elix & Lumbsch, Aust. Syst. Bot. 23(3): 182 (2010)