| Buddleja chapalana B.L. Rob., 1891 |
| Buddleja cordata Kunth, 1818 |
| Buddleja cordata subsp. cordata Kunth, 1818 |
| Buddleja cordata subsp. ovandensis (Lundell ex E.M. Norman) E.M. Norman, 2000 |
| Buddleja cordata subsp. tomentella (Standl.) E.M. Norman, 1967 |
| Buddleja cordata var. teposan Loes., 1911 |
| Buddleja corrugata M.E. Jones, 1933 |
| Buddleja corrugata subsp. gentryi E.M. Norman, 1965 |
| Buddleja corrugata subsp. moranii E.M. Norman, 1965 |
| Buddleja crotonoides A. Gray, 1861 |
| Buddleja crotonoides subsp. amplexicaulis (Standl. & Steyerm.) E.M. Norman, 1967 |
| Buddleja crotonoides subsp. crotonoides A. Gray, 1861 |
| Buddleja davidii Franch., 1887 |
| Buddleja decurrens Cham. & Schltdl., 1830 |
| Buddleja dentata Kunth, 1818 |
| Buddleja elliptica M. Martens & Galeotti, 1845 |
| Buddleja floccosa Kunth, 1844 |
| Buddleja floccosa var. crassifolia Loes., 1911 |
| Buddleja floribunda Kunth, 1818 |
| Buddleja gracilis Kunth, 1844 |