L.E. Kari [1-1000]

USDA United States National Fungus Collections
Catalog #: BPI 874479
Isoviita, P. s.n. 09 September 1957
Erysiphe montagnei Lév.
Finland, Tavastia australis Hameenlinna, Ortelantie

Michigan State University Herbarium non-lichenized fungi
Catalog #: MSC0252224
Pekka Isoviita s.n. 09 September 1957
Erysiphe montagnei Lév.
Finland, Hameenlinna; Ortelantie

Charles Gardner Shaw Mycological Herbarium, Washington State University
Catalog #: WSP53050
Pekka Isovita s.n. 09 September 1957
Ersyiphe montagnei
Finland, Tavastia australis, Hameenlinna, Ortelantie