| Name | Monostroma bullosum (Roth) Thuret |
| Authorship | (Roth) Thuret |
| Rank | Species |
| Placed in | Monostroma Thuret |
| Citation | 1854 Mém. Soc. Sci. Nat. Cherbourg 2: 29 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Monostroma bullosum (Roth) Thuret |
| Identification made in | [no date] (1) |