Perlatolic pebblehorn lichen
- kingdom: Fungi
- phylum: Ascomycota
- class: Lecanoromycetes
- order: Lecanorales
- family: Cladoniaceae
- genus: Cladonia
- species: Cladonia decorticata
Steinrode
Thuringia
Germany
Ferrysburg- Grand Haven
Michigan- Granite Falls
Minnesota- Cornwall-on-Hudson
New York
United States