| Isoëtes L. | |
| Publ. & Syn. | L., Sp. Pl.: 1100 (1753). |
| Notes | Murray: Two additional species of Isoëtes reach southwestern Alaska but not the Arctic: I. maritima Underw. and I. occidentalis L.F. Henderson. |
| Chromosomes | 18 (2x). - Canada (Manitoba). - Löve and Löve (1975b, 1976b). |
| Geography | North American (E): GRL. |
| Parent taxon | Isoëtaceae |
| Child taxa |
Isoëtes echinospora Durieu Isoëtes lacustris L. Isoëtes muricata Durieu The Isoëtes echinospora aggregate |
| PAF ID | 0301 |