Diplotomma calcareum var. reagens B.de Lesd., 1910
- Dataset
- GBIF Backbone Taxonomy
- Rank
- VARIETY
Classification
- kingdom
- Fungi
- phylum
- Ascomycota
- class
- Lecanoromycetes
- order
- Rhizocarpales
- family
- Rhizocarpaceae
- genus
- Rhizocarpon
- species
- Rhizocarpon umbilicatum