Pteridium aquilinum
(L.) Kuhn ex Decken
LE 24503. Place of collection: Russia; Leningradskaya oblast; Lodeinopol’skyi raion; Nizhne-Svirsky reserve; Segezha forestry (N60°39' E33°05'). Date of collection: 23 July 1989. Associated organism: Cryptomycina pteridis. Collector: Mel’nik, V.A..