| Authors(s) | Christensen C. & Skottsberg C. |
| Year | 1920 |
| Title | The Pteridophyta of Juan Fernandez Islands. The natural history of Juan Fernandez and Easter Island. 2: 1-46. |
| Authors(s) | Christensen C. & Skottsberg C. |
| Year | 1920 |
| Title | The Pteridophyta of Juan Fernandez Islands. The natural history of Juan Fernandez and Easter Island. 2: 1-46. |