Brachyscome iberidifolia var. alba Steetz accepted as Brachyscome iberidifolia Benth. (original description)
Brachyscome iberidifolia var. divergens Steetz accepted as Brachyscome iberidifolia Benth. (original description)
Brachyscome iberidifolia var. huegeliana Steetz accepted as Brachyscome iberidifolia Benth. (original description)
Brachyscome iberidifolia var. iberidifolia Benth. accepted as Brachyscome iberidifolia Benth. (original description)
Brachyscome iberidifolia var. major Steetz accepted as Brachyscome iberidifolia Benth. (original description)
Eurybia axillaris var. axillaris DC. accepted as Eurybia axillaris DC. (original description)
Eurybia paucidentata var. paucidentata Steetz accepted as Eurybia paucidentata Steetz accepted as Olearia paucidentata (Steetz) Benth. (original description)
Gnaphalium involucratum var. planifolium Steetz accepted as Euchiton involucratus (G.Forst.) Holub (original description)
Gnaphalium involucratum var. undulatum Steetz accepted as Euchiton involucratus (G.Forst.) Holub (original description)
Helipterum cotula var. cotula (Benth.) A.Cunn. ex DC. accepted as Helipterum cotula (Benth.) DC. accepted as Hyalosperma cotula (Benth.) Paul G.Wilson (original description)
Helipterum cotula var. ramosissimum Steetz (original description)
Helipterum cotula var. simplex Steetz (original description)
Helipterum simplex Steetz (original description)
Lagenifera gracilis Steetz (original description)
Lagenifera gunniana Steetz (original description)
Leucophyta brownii var. brownii Cass. accepted as Leucophyta brownii Cass. (original description)
Leucophyta brownii var. candidissima Steetz (original description)
Leucophyta brownii var. virescens Steetz (original description)
Phyllocalymma filaginoides Steetz (original description)
Pithocarpa major Steetz (original description)
Podolepis aristata subsp. aristata Benth. (original description)
Podolepis aristata var. chrysantha (Endl.) Steetz accepted as Podolepis aristata subsp. aristata Benth. (original description)
Podolepis filiformis Steetz (original description)
Podolepis rosea Steetz accepted as Podolepis gracilis (Lehm.) Graham (original description)
Podolepis rosea var. mollissima Steetz accepted as Podolepis gracilis (Lehm.) Graham (original description)
Podolepis rosea var. rosea Steetz accepted as Podolepis gracilis (Lehm.) Graham (original description)
Podolepis subulata Steetz (original description)
Schoenia Steetz (original description)
Schoenia oppositifolia Steetz (original description)
Senecio carnulentus var. angustissima Steetz (original description)
Senecio carnulentus var. carnulentus DC. accepted as Senecio carnulentus DC. (original description)
Senecio carnulentus var. latilobus Steetz (original description)
Senecio cygnorum Steetz (original description)
Styloncerus cylindraceus Steetz (original description)
Waitzia brevirostris Steetz (original description)
Waitzia citrea (Benth.) Steetz (original description)
Waitzia corymbosa var. benthamiana Steetz (original description)
Waitzia corymbosa var. corymbosa J.C.Wendl. accepted as Waitzia corymbosa J.C.Wendl. (original description)
Waitzia corymbosa var. wendlandiana Steetz (original description)
Waitzia steetziana Lehm. accepted as Rhodanthe citrina (Benth.) Paul G.Wilson (original description)
Waitzia sulphurea Steetz (original description)