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

Cornell University Plant Pathology Herbarium
Catalog #: Herb.Myc.Rom.1779
s.n.
Erysiphe heraclei DC.

USDA United States National Fungus Collections
Catalog #: BPI 1019160
s.n.
Erysiphe heraclei DC.
Romania

Purdue University, Kriebel Herbarium
Catalog #: PUL00027947
E Eliade s.n. 07 September 1962
Erysiphe heraclei DC.
Romania, Banat, Baile Herculane; Domogled