Puccinia poarum
Nielsen
KW [Darwin] 3742. Place of collection: Russia; Leningradskaya oblast; Sankt Peterburg raion; Petrodvorets (N59°53' E29°54'). Date of collection: 18 June 1923. Associated organism: Tussilago farfara (leaf). Collector: Jaczewski, A.A.. Identifier: Jaczewski, A.A..