Gymnocalycium gibbosum subsp. nobile (K.Schum.) Y.Itô subspecies synonym

Gymnocalycium hyptiacanthum subsp. leeanum (Hook.) Lodé subspecies synonym

Echinocactus platensis var. typica Speg. variety synonym

Echinocactus leeanus Hook. species synonym

Echinocactus gibbosus var. ventanicola Speg. variety synonym

Echinocactus gibbosus var. platensis (Speg.) Lamb. variety synonym

Echinocactus gibbosus var. nobilis K.Schum. variety synonym

Gymnocalycium sibalii Halda & Milt species synonym

Gymnocalycium reductum subsp. sibalii (Halda & Milt) Neuhuber subspecies synonym

Gymnocalycium reductum var. platense (Speg.) R.Kiesling variety accepted

Gymnocalycium reductum var. leeanum (Hook.) Papsch variety synonym

Gymnocalycium platense var. ventanicola (Speg.) R.Kiesling variety synonym

Echinocactus platensis Speg. species synonym

Gymnocalycium reductum subsp. reductum subspecies accepted

Gymnocalycium reductum var. reductum variety accepted

Gymnocalycium platense (Speg.) Britton & Rose species synonym

Gymnocalycium leeanum (Hook.) Britton & Rose species synonym

Echinocactus gibbosus var. platensis (Speg.) Speg. variety synonym

Echinocactus gibbosus f. nobilis (K.Schum.) Schelle form synonym

Gymnocalycium reductum subsp. leeanum (Hook.) Papsch subspecies accepted

Echinocactus bodenbenderianus Hosseus species synonym

Cactus nobilis Haw. species synonym

Cactus reductus Link species synonym