Monvillea cavendishii (Monv.) Britton & Rose, Cactaceae 2: 21. 1920 Monvillea cavendishii (Monv.) Britton & Rose, Cactaceae 2: 21. 1920Taxon for this nameMonvillea cavendishii (Monv.) Britton & Rose, Cactaceae 2: 21. 1920