| Name | Danaea excurrens Rosenstock |
| Authorship | Rosenstock |
| Rank | Species |
| Placed in | Danaea Smith |
| Citation | 1907 Hedwigia 46: 163 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Danaea excurrens Rosenstock |
| Identification made in | 2022 (2) |