| 其他書名 | A Classified List of the Known Ferns of the United States of America, with the Geographical Range of the Species |
| 出版 | Tuttle, Morehouse & Taylor, printers, 1880 |
| URL | http://books.google.com.hk/books?id=IMEUAAAAYAAJ&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |