Dahlia australis (Sherff) P.D. Sørensen, Rhodora 71: 378, 565. 1969 sec. Carrasco-Ortíz & al. 2019
- ≡Dahlia scapigera var. australis Sherff in Amer. J. Bot. 34: 143. 1947 syn. sec. Tropicos 2013
Holotype: Mexico, Oaxaca, cerro de San Felipe, C. Conzatti 543 (GH accession no. GH 00006344!)
- =Dahlia australis var. liebmannii (Sherff) P.D. Sorensen, Rhodora 71(787): 383-384. 1969 syn. sec. Carrasco-Ortíz & al. 2019