| Name | Gymnostomum viridulum Bridel |
| Authorship | Bridel |
| Rank | Species |
| Placed in | Gymnostomum |
| Citation | 1826 Bryol. Univ. 1: 66 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Gymnostomum viridulum Bridel |
| Identification made in | [no date] (1) |