Plant Index: Plants in genus Malacocarpus

aka Echinocactus leninghausii, Eriocactus leninghausii, Eriocephala leninghausii, Malacocarpus leninghausii, Notocactus leninghausii, Golden Ball Cactus

aka Cactus scopa, Malacocarpus scopa, Notocactus scopa, Notocactus soldtianus, Peronocactus scopa, Silver Ball Cactus

aka Cactus langsdorfii, Echinocactus polyacanthus, Malacocarpus langsdorfii, Notocactus langsdorfii, Notocactus langsdorfii, Notocactus langsdorfii var. leprosorum, Notocactus langsdorfii var. pulvinatus, Notocactus leprosorum, Notocactus longispinus, Notocactus polyacanthus, Notocactus prolifera, Notocactus pulvinatus, Parodia langsdorfii ssp. pulvinata, Ritterocactus langsdorfii, Ritterocactus langsdorfii ssp. pulvinatus, Wigginsia langsdorfii, Wigginsia langsdorfii ssp. pulvinatus, Wigginsia leprosorum, Wigginsia leprosorum, Wigginsia longispina, Wigginsia polyacantha, Wigginsia prolifera

aka Cactus ottonis, Echinocactus ottonis, Malacocarpus ottonis, Peronocactus ottonis

aka Echinocactus mammulosus, Malacocarpus mammulosus, Notocactus mammulosa, Notocactus mammulosus, Parodia mammulosa subsp. mammulosa, Ritterocactus mammulosus, Tom Thumb Cactus

aka Echinocactus tephracanthus, Malacocarpus tephracanthus, Notocactus tephracanthus, Parodia sellowii 'Tephracantha', Parodia sellowii var. tephracantha, Parodia tephracantha, Wigginsia tephracantha