| Hydrocharitaceae | |
Apalanthe granatensis
| (Bonpl.) Planch. | Ann. Mag. Nat. Hist., ser. 2, 1: 87 | 1848 |
| Hydrocharitaceae | |
Apalanthe guyanensis
| (Rich.) Planch. | Ann. Mag. Nat. Hist. II, 1: 87 | 1848 |
| Hydrocharitaceae | ! |
Apalanthe guyannensis
| (Rich.) J.E. Planchon | Ann. Mag. Nat. Hist., ser. 2, 1: 87 | 1848 |
| Hydrocharitaceae | |
Apalanthe schweinitzii
| Planch. | Ann. Mag. Nat. Hist. II, 1: 87 | 1848 |