Bartschella glassii subsp. nominis-dulcis (A.B.Lau) Doweld in Sukkulenty 3: 38. 2000
Bartschella glassii subsp. nominis-dulcis in Sukkulenty 3: 38. 2000
is new combination for Mammillaria glassii var. nominis-dulcis in Cact. Succ. J. (Los Angeles) 57: 198. 1985