- Dahlia coccinea
- Dahlia coccinea cav.
- Dahlia excelsa
- Dahlia excelsa Benth.
- Dahlia hybrida
- Dahlia hybrida Hort.
- Dahlia imperialis
- Dahlia imperialis Roezl ex Ortgies
- Dahlia merckii
- Dahlia merckii Lehm.
- Dahlia pinnata
- Dahlia pinnata CAV.
- Dahlia scapigera
- Dahlia scapigera (A. Dietr.) Knowles & Westc.
- Dahlia sp.
- Dahlia spp.
- Dahlia variabilis
- Dahlia variabilis (Wild.) Desf.
- Dahlia variabilis Desf.
- Dahlia x cultorum
- Dahlia x cultorum Thorsr. et Reis.