| Asplenium furcatum Hillebr. | D. L. Topping 3126 | United States of America. Hawaii. Puu Kaua, Oahu, T.H. | | 4053881 |  |
| Asplenium furcatum Hillebr. | D. L. Topping 3442 | United States of America. Hawaii. Puu Kalena, Oahu, T.H. | | 4053898 |  |
| Asplenium furcatum Hillebr. | A. A. Heller 2872 | United States of America. Hawaii. Kauai Co. On Kaholuamanoa, above Waimea. | | 4053890 |  |
| Asplenium furcatum Hillebr. | A. A. Heller 2872 | United States of America. Hawaii. Kauai Co. On Kaholuamanoa, above Waimea. | | 4053891 |  |
| Asplenium furcatum Hillebr. | H. St. John 12324 | United States of America. Hawaii. Maui Co. Molokai. Ridge between Maunahui, Kaunakakai and Hanalilolilo, Kawela. | | 4053889 |  |