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

Cornell University, Plant Pathology Herbarium
Catalog #: Herb.Myc.Rom.1778
s.n.
Erysiphe heraclei DC.

USDA United States National Fungus Collections
Catalog #: BPI 1019159
s.n.
Erysiphe heraclei DC.
Romania

Purdue University, Kriebel Herbarium
Catalog #: PUL00027946
O Constantinescu s.n. 04 September 1965
Erysiphe heraclei DC.
Romania, Brasov, Predeal;