| Name | Children | Media (from resource) | Traits |
|---|---|---|---|
| Agelaea pentagyna (Lam.) Baill. | 0 | 0 | 1 |
| Ageratum (whiteweed) | 1 | 0 | 0 |
| Ageratum conyzoides L. (tropical whiteweed) | 0 | 0 | 1 |
| Agromyzidae (leaf-mining flies) | 1 | 0 | 0 |
| Aidia | 2 | 0 | 0 |
| Aidia micrantha (K. Schum.) Bullock ex F. White | 0 | 0 | 1 |
| Aidia rubens (Hiern) G. Taylor | 0 | 0 | 1 |
| Alaba H. Adams & A. Adams 1853 | 1 | 0 | 0 |
| Alaba culliereti (Dautzenberg 1890) | 0 | 0 | 1 |
| Alangiaceae | 0 | 0 | 0 |
| Alangium | 1 | 0 | 0 |
| Alangium chinense (Lour.) Harms | 0 | 0 | 1 |
| Albizia (albizia) | 1 | 0 | 0 |
| Albizia lebbeck (L.) Benth. (woman's tongue) | 0 | 0 | 1 |
| Albula | 1 | 0 | 0 |
