Sphaerophorus fragilis
(L.) Pers.
KW [Darwin] 31390. Place of collection: Russia; Yakutia Republic; Bulunskyi raion; Tīksī harbour; Lena river, bank (N71°38' E128°50'). Date of collection: 24 August 1935. Associated organisms: Hypogymnia physodes; Parmelia omphalodes. Collector: Horodkov, B.N.; Tikhomirov, B.O.. Identifier: Navrots’ka, Ī.L..