Mammillaria glassii var. siberiensis A.B.Lau in Cact. Succ. J. (Los Angeles) 57: 198. 1985
Mammillaria glassii var. siberiensis in Cact. Succ. J. (Los Angeles) 57: 198. 1985
is basionym for Bartschella glassii subsp. siberiensis in Sukkulenty 3: 38. 2000
is basionym for Mammillaria glassii subsp. siberiensis, Cat. Cactaceas Mex.: 126. 2003