| Genus | Species Num | Strain Num | SOURCE |
|---|---|---|---|
| Leptospira | 2 | 2 | HMP |
| Leptothrix | 1 | 1 | HMP |
| Leptotrichia | 3 | 3 | HMP/MGYG |
| Leuconostoc | 5 | 7 | HMP/MGYG |
| Levilactobacillus | 1 | 1 | MGYG |
| Levyella | 1 | 1 | MGYG |
| Liberibacter | 1 | 1 | HMP |
| Ligilactobacillus | 5 | 9 | HMP/MGYG |
| Limnobacter | 1 | 1 | HMP |
| Limnospira | 2 | 2 | HMP |