| Name | Dryopteris karsteniana var. heydei C. Christensen |
| Authorship | C. Christensen |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Dryopteris karsteniana (Klotzsch) Hieronymus |
| GUID | urn:lsid:ipni.org:names:84916-2 |
| Citation | 1920 Kongel. Danske Vidensk. Selsk. Skr., Naturvidensk. Math. Afd. ser. 8, 6: 77 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Dryopteris karsteniana var. heydei C. Christensen |
| Identification made in | [no date] (1), 2008 (1) |