Malacocarpus mammillarioides (Hook.) Britton & Rose, Cactaceae 3: 203–204. 1922
Malacocarpus mammillarioides, Cactaceae 3: 203–204. 1922
is new combination for Echinocactus mammillarioides in Bot. Mag. 64: t. 3558. 1837
Malacocarpus mammillarioides, Cactaceae 3: 203–204. 1922
Taxon for this name