| Polystichum Roth | |
| Publ. & Syn. | Roth, Tent. Fl. Germ. 3, 1: 31, 69 (1799) [nom. cons.]. |
| Chromosomes | 82 (2x). - Far East (S), Canada, U.S.A. - Several reports. |
| Geography | European (NE) - Asian - amphi-Beringian - North American (N): RUS SIB RFE ALA CAN GRL. |
| Parent taxon | Dryopteridaceae |
| Child taxa |
Polystichum lonchitis (L.) Roth |
| PAF ID | 1002 |