Old man's beard Usnea sp. (Lecanorales: Parmeliaceae),
Tolmachevo, St. Petersburg reg., Russia
![Usnea sp. [56,672 B]](/gallery/lich-012_usnea_sp.jpg "Usnea sp. [56,672 B]")
| A. Kouprianov Entomology Circle » Gallery » Ascomycetes: “Lichens”: Usnea sp. |
| Russian |
Old man's beard Usnea sp. (Lecanorales: Parmeliaceae),
Tolmachevo, St. Petersburg reg., Russia
