| Alonsoa Ruiz & Pav., 1798 |
| Alonsoa caulialata Ruiz & Pav., 1798 |
| Alonsoa meridionalis (L. f.) Kuntze, 1891 |
| Alonsoa meridionalis var. meridionalis (L. f.) Kuntze, 1891 |
| Alonsoa mutisii Steud., 1840 |
| Alonsoa parviflora (Kunth) G. Don, 1840 |
| Alonsoa procumbens Ruiz & Pav., 1798 |
| Bontia L., 1759 |
| Bontia germinans L., 1759 |
| Buddleja L., 1753 |
| Buddleja abbreviata Kunth, 1818 |
| Buddleja acuminata Kunth, 1818 |
| Buddleja alpina Oerst., 1854 |
| Buddleja americana L., 1753 |
| Buddleja americana var. rothschuhii Loes., 1896 |
| Buddleja amplexicaulis Standl. & Steyerm., 1944 |
| Buddleja astralis Standl. & Steyerm., 1944 |
| Buddleja barbata Kunth, 1847 |
| Buddleja callicarpoides Kunth, 1818 |
| Buddleja cana Willd. ex Roem. & Schult., 1827 |