Name:		Usnea grabrescens Vain., Meddelanden af Societas pro Fauna et Flora Fennica 48 (1925) Seite 173
Synonym(e):		Usnea compacta Motyka Usnea laricina Vain. Usnea extensa Vain.
Status:		Art, flechtenbildend
Taxonomische Position:		Usnea Dill. ex Adans. [Gattung] Parmeliaceae Zenker [Familie] Lecanorales Nannf. [Ordnung] Lecanoromycetidae P.M. Kirk, P.F. Cannon, J.C. David & Stalpers ex Miądl., Lutzoni & Lumbsch [Unterklasse] Lecanoromycetes O.E. Erikss. & Winka [Klasse] Pezizomycotina O.E. Erikss. & Winka [Unterabteilung / Subphylum] Ascomycota Caval.-Sm. [Abteilung / Phylum] Fungi R.T. Moore [Reich]
Cybertruffle Resources:		Cyberliber Cumulative Index [English language only] Datenbank biologischer Daten (30 Datensätze)
Links:		Fungal Databases [Systematic Botany and Mycology, USDA] Genbank Google images IMI [CABI Fungus Dried Reference Collection] Landcare [New Zealand] New York Botanic Garden [Virtual Fungus Dried Reference Collection]