| Name | Ctenium crista-castrensis (Hedwig) C. E. O. Jensen |
| Authorship | (Hedwig) C. E. O. Jensen |
| Rank | Species |
| Placed in | Ctenium C. E. O. Jensen |
| Citation | 923 Danmarks Mosser 2: 122 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Ctenium crista-castrensis (Hedwig) C. E. O. Jensen |
| Identification made in | [no date] (1) |