Gymnocalycium netrelianum (Monv. ex Labour.) Britton & Rose, Cactaceae 3: 154. 1922 Gymnocalycium netrelianum (Monv. ex Labour.) Britton & Rose, Cactaceae 3: 154. 1922is new combination for Echinocactus netrelianus Monv. ex Labour., Monogr. Cact.: 248. 1853Taxon for this nameGymnocalycium netrelianum (Monv. ex Labour.) Britton & Rose