Pannaria nigra f. caesia (Fr.) Tuck.
- Dataset
- GBIF Backbone Taxonomy
- Rank
- FORM
- Published in
- (1882). Syn. N. Amer. Lich. (Boston) 1: 127.
Classification
- kingdom
- Fungi
- phylum
- Ascomycota
- class
- Lecanoromycetes
- order
- Peltigerales
- family
- Placynthiaceae
- genus
- Placynthium
- species
- Placynthium caesium