Sulcorebutia mariana var. laui (Brederoo & Donald) K.Augustin & Gertel, Sulcorebutia: Kakteenzw. Boliv. Anden: 102. 2000
Sulcorebutia mariana var. laui, Sulcorebutia: Kakteenzw. Boliv. Anden: 102. 2000
is new combination for Sulcorebutia vizcarrae var. laui in Succulenta (Netherlands) 65(3): 52. 1986