| Plantaginaceae | |
Callitriche palustris var. bifida
| L. | Sp. Pl. 2: 969 | 1753 |
| Plantaginaceae | |
Callitriche palustris var. bolanderi
| (Hegelm.) Jeps. | Fl. Calif. 2(4): 435 | 1936 |
| Plantaginaceae | |
Callitriche palustris var. elegans
| (Petrov) Y.L. Chang | Fl. Pl. Herb. Chin. Bor.-Orient. 6: 53, f. 21, 7–8 | 1977 |
| Plantaginaceae | |
Callitriche palustris var. megalata
| Lansdown | Novon 16(3): 358–359, pl. 1, f. E | 2006 |
| Plantaginaceae | |
Callitriche palustris var. minima
| L. | Sp. Pl. 2: 969 | 1753 |
| Plantaginaceae | |
Callitriche palustris var. natans
| L. | Sp. Pl. 2: 969 | 1753 |
| Plantaginaceae | |
Callitriche palustris subsp. obtusangula
| (Le Gall ex Hegelm.) Jahand. & Maire | Cat. Pl. Maroc 2: 470 | 1932 |
| Plantaginaceae | |
Callitriche palustris var. oryzetorum
| (Petr.) Lansdown | Novon 16(3): 359, pl. 1, f. F | 2006 |
| Plantaginaceae | |
Callitriche palustris subsp. palustris
| | | |
| Plantaginaceae | |
Callitriche palustris var. palustris
| | | |
| Plantaginaceae | |
Callitriche palustris subsp. pedunculata
| (DC.) Jahand. & Maire | Cat. Pl. Maroc 2: 470 | 1932 |
| Plantaginaceae | |
Callitriche palustris subsp. stagnalis
| (Scop.) Schinz & Thell. | Fl. Schweiz ed. 2, 1: 322 | 1905 |
| Plantaginaceae | |
Callitriche palustris var. stenocarpa
| (Hegelm.) Jeps. | Man. Fl. Pl. Calif. 603 | 1925 |
| Plantaginaceae | |
Callitriche palustris var. strumosa
| Lansdown | Novon 16(3): 359–360, pl. 1, f. G | 2006 |
| Plantaginaceae | |
Callitriche palustris subsp. subanceps
| (Petrov) Kuvaev | Fl. Subarkt. Gor Evraz. 205 | 2006 |
| Plantaginaceae | |
Callitriche palustris subsp.
| (Lönnr.) Emb. & Maire | Cat. Pl. Maroc 4: 1066 | 1941 |
| Plantaginaceae | |
Callitriche palustris var. truncata
| (Guss.) Fiori | Nouv. Fl. Italia 2: 192 | 1926 |
| Plantaginaceae | |
Callitriche palustris var. verna
| (L.) Fenley ex Jeps. | Fl. Calif. 2(4): 435 | 1936 |