Basionym Name:Rhizocarpon parvum Runemark, Op. bot. Soc. bot. Lund 2(no. 1): 64 (1956)
Homotypic synonyms:Catocarpus parvus (Runemark) Oxner, [as 'parvum'] Flora Lischaĭnikiv Ukraïni (Kiev) 2(1): 183 (1968)