| Araceae | |
Lemna minor var. colorata
| Hegelm. | Lemnac. 144 | 1868 |
| Araceae | |
Lemna minor var. cyclostasa
| Elliott | Sketch Bot. S. Carolina 2: 518 | 1824 [1823] |
| Araceae | |
Lemna minor var. minima
| Chevall. | Fl. Gén. Env. Paris 2: 256 | 1827 |
| Araceae | |
Lemna minor var. minima
| Chev. | | |
| Araceae | |
Lemna minor var. obscura
| Austin | Manual (ed. 5) 479 | 1867 |
| Araceae | |
Lemna minor var. orbiculata
| Austin | Man. Bot. (ed. 5) 479 | 1867 |
| Araceae | |
Lemna minor var. oxymitra
| Hegelm. | Lemnac. 143 | 1868 |