| Sparganium emersum Rehmann | |
| Publ. & Syn. | Sparganium simplex Huds., Fl. Angl., ed. 2, 2: 401 (1778) [nom. illeg.]. Described from the British Isles. |
| Notes | Besides reaching the Arctic in European Russia, Sparganium emersum reaches the Borderline Arctic in Måsøy in Norway and along the lower Ob River in northwestern Siberia. |
| Chromosomes | 30 (2x). - Europe, Russia, Siberia, Far East (N). - Several reports. |
| Geography | European - Asian: (NOR) RUS (SIB). |
| Distribution | N = F E = R YG = b FN = b KP = r [ key ] |
| Parent taxon | Sparganium L. |
| PAF ID | 310101 |