J.T.C. Vestergren [1-1800, plus extras]

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00062286
Tycho Vestergren s.n. 17 September 1898
Peronospora potentillae de Bary
Sweden, Upsala;

USDA United States National Fungus Collections
Catalog #: BPI 789877
Vestergren, Tycho s.n. 17 September 1898
Peronospora potentillae de Bary
Sweden, Upsala botanic garden

USDA United States National Fungus Collections
Catalog #: BPI 1038111
Vestergren, Tycho s.n. 17 September 1898
Peronospora potentillae de Bary
Sweden, Upsala botanic garden