| Name | Umbilicaria dictyiza Nylander |
| Authorship | Nylander |
| Rank | Species |
| Placed in | Umbilicaria Hoffmann |
| Citation | 1869 Syn. Meth. Lich. [Nylander] 2: 5 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Umbilicaria dictyiza Nylander |
| Identification made in | [no date] (1) |
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