Mammillaria lasiacantha f. denudata (Engelm.) Schelle, Handb. Kakteenkult.: 248. 1907
Mammillaria lasiacantha f. denudata, Handb. Kakteenkult.: 248. 1907
is new combination for Mammillaria lasiacantha var. denudata, Rep. U.S. Mex. Bound., Cact.: 5. 1859