List of bioregions for Umbilicaria cf. cristata C.W.Dodge & G.E.Baker Profile .
| Bioregion | Description | Status within region | Observation Count | Basis of record | Collection |
|---|---|---|---|---|---|
| Eastern Peninsula (view region details) | James Ross I southwards to 72 deg S | 2 | Specimen | Antarctic Plant Database Collection details | |
| Windmill Islands (view region details) | Casey, Wilkes | 1 | Specimen | Australian Antarctic Division Herbarium Collection details |