Basionym Name:Sarcogyne simplex var. crustosa H. Magn., Rabenh. Krypt.-Fl., Edn 2 (Leipzig) 9(5.1): 68 (1935)
Homotypic synonyms:Biatorella simplex var. crustosa (H. Magn.) Zahlbr., Cat. Lich. Univers. 10: 420 (1939)Polysporina simplex var. crustosa (H. Magn.) N.S. Golubk., Konspekt Flory Lishaǐnikov Mongol'skoǐ Naradnoǐ Respubliki (Leningrad): 138 (1981)