Discocactus catingicola var. nigrisaetosus (Buining & Brederoo) P.Braun & Esteves in Kakteen And. Sukk. 44: 112. 1993
Discocactus catingicola var. nigrisaetosus in Kakteen And. Sukk. 44: 112. 1993
is new combination for Discocactus nigrisaetosus, Discocactus: 129. 1976