| Acajuba Gaertn., 1788 |
| Acajuba occidentalis (L.) Gaertn., 1788 |
| Actinocheita F.A. Barkley, 1937 |
| Actinocheita filicina (DC.) F.A. Barkley, 1937 |
| Actinocheita potentillifolia (Turcz.) Bullock, 1937 |
| Amphipterygium Schiede ex Standl., 1923 |
| Amphipterygium adstringens (Schltdl.) Standl., 1923 |
| Amphipterygium adstringens subsp. simplicifolium Standl., 1923 |
| Amphipterygium amplifolium (Hemsl. & Rose) Standl., 1923 |
| Amphipterygium glaucum (Hemsl. & Rose) Standl., 1923 |
| Amphipterygium molle (Hemsl.) Hemsl. & Rose, 1903 |
| Amphipterygium simplicifolium (Standl.) Cuev.-Fig., 2005 |
| Anacardiaceae R. Br., 1818 |
| Anacardioideae Arn., 1832 |
| Anacardium L., 1753 |
| Anacardium amilcarianum Machado, 1949 |
| Anacardium occidentale L., 1753 |
| Astronium Jacq., 1760 |
| Astronium conzattii S.F. Blake, 1918 |
| Astronium fraxinifolium Schott, 1827 |