| Name | Fissidens pusillus (Wilson) H. Müller |
| Authorship | (Wilson) H. Müller |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Fissidens Hedwig |
| Contains | Fissidens pusillus var. brevifolius Cardot & Thériot |
| Citation | 1867 Verh. Naturhist. Vereines Preuss. Rheinl. Westphalens 24: 135 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Fissidens pusillus (Wilson) H. Müller |
| Identification made in | [no date] (3) |