Synonyms
Weingartia vargasii var. viridissima (Diers & Krahn) Hentzschel & K.Augustin
Weingartia vargasii (Diers & Krahn) Hentzschel & K.Augustin
Sulcorebutia cardenasiana R.Vásquez
Weingartia cardenasiana (R.Vásquez) F.H.Brandt
Sulcorebutia vargasii var. viridissima Diers & Krahn
Weingartia langeri (K.Augustin & Hentzschel) Hentzschel & K.Augustin
Sulcorebutia vargasii Diers & Krahn
Sulcorebutia langeri K.Augustin & Hentzschel