| Name | Durabaculum validum (Schlechter) M. A. Clements & D. L. Jones |
| Authorship | (Schlechter) M. A. Clements & D. L. Jones |
| Rank | Species |
| Placed in | Durabaculum M. A. Clements & D. L. Jones |
| Citation | 2002 Orchadian 13: 489 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Durabaculum validum (Schlechter) M. A. Clements & D. L. Jones |
| Identification made in | [no date] (1), 2013 (2) |