Racosperma tumidum var. extentum (M. W. Mc Donald) Pedley
Homotypic synonym according to GBIF classification (Originally found in sources as synonym of Acacia tumida Benth.)
Racosperma tumidum var. kulparn (M. W. Mc Donald) Pedley
Homotypic synonym according to GBIF classification (Originally found in sources as doubtful taxon within Racosperma tumidum (F.Muell. ex Benth.) Pedley)
Racosperma tumidum var. pilbarense (M. W. Mc Donald) Pedley
Homotypic synonym according to GBIF classification (Originally found in sources as synonym of Acacia tumida Benth.)