Gymnocalycium schroederianum subsp. paucicostatum R.Kiesling in Cact. Succ. J. (Los Angeles) 59: 49. 1987
Gymnocalycium schroederianum subsp. paucicostatum in Cact. Succ. J. (Los Angeles) 59: 49. 1987
is basionym for Gymnocalycium hyptiacanthum subsp. paucicostatum in Gymnocalycium 14: 390. 2001
is basionym for Gymnocalycium platense subsp. paucicostatum in Schütziana 6(3): 8. 2015