| Publication Type: | Journal Article |
| Year of Publication: | 1937 |
| Authors: | C. Christensen |
| Journal: | Dansk Botanisk Arkiv Udgivet af Dansk Botanisk Forening. Copenhagen |
| Volume: | 9 |
| Pagination: | 53-78 |
| Accession Number: | 632 |
| Keywords: | Ferns, species |
| Short Title: | Dansk Bot. Ark. |