| Name | Seirospora lanceolata (Kützing) Schiffner |
| Authorship | (Kützing) Schiffner |
| Rank | Species |
| Placed in | Seirospora Harvey |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Seirospora lanceolata (Kützing) Schiffner |
| Identification made in | [no date] (1) |