Usnea cavernosa
species of fungus
Domain: Eukaryota • Regnum: Fungi • Phylum: Ascomycota • Subphylum: Pezizomycotina • Classis: Lecanoromycetes • Subclassis: Lecanoromycetidae • Ordo: Lecanorales • Familia: Parmeliaceae • Genus: Usnea • Species: Usnea cavernosa Tuck. 1850
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