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

Field Museum of Natural History
Catalog #: C0242821F
51a80884-2032-4eec-9b42-f4dd962f649d
H. Klebahn #s.n. 10 September 1909
Mycosphaerella ulmi Kleb. Kleb.
Germany, Hamburg, Hamburg; Hamburg, Cemetary in Ohlsdorf

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0074112
H. Klebahn #s.n. 15 April 1906
Mycosphaerella ulmi Kleb.
Germany, Hamburg: Friedhof in Ohlsdorf