Constantinescu & Negrean, Herb. Mycol. Roman.
O. Constantinescu ; G. Negrean [1851-3000]

USDA United States National Fungus Collections
Catalog #: BPI 1019250
s.n.
Erysiphe galeopsidis DC.
Romania

Purdue University, Kriebel Herbarium
Catalog #: PUL00029212
G Negtran and O Constantinescu s.n. 15 August 1970
Erysiphe galeopsidis DC.
Romania, Constanta, Hagieni;