Bontea & Constantinescu, Herb. Mycol. Roman.
V. Bontea ; O. Constantinescu [1751-1850]

USDA United States National Fungus Collections
Catalog #: BPI 1019161
s.n.
Erysiphe polygoni DC.
Romania

Purdue University, Kriebel Herbarium
Catalog #: PUL00027948
E Eliade s.n. 25 September 1965
Erysiphe polygoni DC.
Romania, Bucuresti; Gradina botanica

Cornell University, Plant Pathology Herbarium
Catalog #: Herb.Myc.Rom.1780
Saint Allan s.n.
Erysiphe polygoni DC.