Discocactus flavispinus Buining & Brederoo species synonym

Discocactus squamibaccatus Buining & Brederoo species synonym

Discocactus lindanus Diers & Esteves species synonym

Discocactus heptacanthus var. riomortensis Braun & Esteves variety synonym

Discocactus heptacanthus subsp. goiasensis P.J.Braun subspecies accepted

Discocactus squamibaccatus var. longiflorus P.J.Braun & Esteves variety synonym

Discocactus aurantiacus var. blomianus (Kimnach) E.Meier variety synonym

Discocactus melanochlorus Buining & Brederoo species synonym

Malacocarpus heptacanthus Barb.Rodr. species synonym

Discocactus heptacanthus subsp. heptacanthus subspecies accepted

Discocactus subterraneo-proliferans Diers & Esteves species synonym

Discocactus squamibaccatus Buining ex J.Theun. species synonym

Discocactus semicampaniflorus Buining & Brederoo species synonym

Discocactus paranaensis Backeb. species synonym

Discocactus melanochlorus Buining ex J.Theun. species synonym

Discocactus heptacanthus var. semicampaniflorus (Buining & Brederoo) P.J.Braun & Esteves variety synonym

Discocactus heptacanthus subsp. melanochlorus (Buining & Brederoo) P.J.Braun & Esteves subspecies synonym

Discocactus hartmannii subsp. setosiflorus P.J.Braun & Esteves subspecies synonym

Discocactus flavispinus Buining ex J.Theun. species synonym

Discocactus cangaensis Diers & Esteves species synonym

Neodiscocactus heptacanthus (Barb.Rodr.) Y.Itô species synonym