| Id. | Group | Links |
| 90 | Labiatae/ Lamiaceae | |
| 221 | Lacertidae | |
| 124 | Lanthanida | |
| 87 | Lauraceae | |
| 3 | Leguminosae/ Fabaceae/ Papilionaceae | |
| 225 | Lemnaceae | |
| 22 | Liliaceae | |
| 227 | Limulidae | |
| 228 | Linaceae | |
| 230 | Lithium | |
| 99 | Loganiaceae | |
| 352 | Lumbricidae | |
| 234 | Lycoperdaceae | |
| 235 | Lycopodiaceae | |
| 236 | Lycosidae | |
| 150 | Lythraceae | |