| Name | Diphasiastrum ×zeilleri (Rouy) Holub |
| Authorship | (Rouy) Holub |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Diphasiastrum |
| Holdings | 32 Specimens held in the Harvard University Herbaria identified as Diphasiastrum ×zeilleri (Rouy) Holub |
| Identification made in | [no date] (22), 2012 (10) |