| Name | Fissidens pusillus var. brevifolius Cardot & Thériot |
| Authorship | Cardot & Thériot |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Fissidens pusillus (Wilson) H. Müller |
| Citation | 1904 Bot. Gaz. 37: 365 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Fissidens pusillus var. brevifolius Cardot & Thériot |
| Identification made in | [no date] (1) |