O. Jaap and C. Brick [1-959]

USDA United States National Fungus Collections
Catalog #: BPI 789897
Jaap, Otto s.n. 10 September 1898
Peronospora potentillae de Bary
Germany, Oberhessen, Hochwald, Bad Nauheim

USDA United States National Fungus Collections
Catalog #: BPI 974617
Jaap, Otto s.n. 10 September 1898
Peronospora potentillae de Bary
Germany, Oberhessen, Hochwald, Bad Nauheim

Purdue University, Kriebel Herbarium
Catalog #: PUL00026330
O Jaap s.n. 10 September 1898
Peronospora potentillae de Bary
Germany, Oberhessen, Hochwald bei Nauheim