| Name | Metzgeria furcata var. ulvula (Nees) Nees |
| Authorship | (Nees) Nees |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Metzgeria furcata Linnaeus |
| Citation | 1846 Syn. Hepat. 503 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Metzgeria furcata var. ulvula (Nees) Nees |
| Identification made in | 2018 (1) |