J.T.C. Vestergren [1-1800, plus extras]
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University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00062407
Tycho Vestergren s.n. 06 July 1899
Peronospora urticae (Libert) de Bary
Russia, Rossia baltica: ins. Osilia, Kielkond
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USDA United States National Fungus Collections
Catalog #: BPI 787850
Vestergren, Tycho s.n. 06 July 1899
Peronospora debaryi E.S. Salmon & Ware
USSR, Osilia, Kielkond
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