Pteridium aquilinum
(L.) Kuhn ex Decken
LE 170442. Place of collection: Russia; Leningradskaya oblast; Luzhskyi raion; Krasnye Gory (N58°56' E29°38'). Date of collection: 19 July 1928. Associated organism: Cryptomycina pteridis. Collector: Naumov, N.A..