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

Cornell University Plant Pathology Herbarium
Catalog #: Herb.Myc.Rom.2705
s.n.
Pseudoperonospora urticae (Lib.) E.S. Salmon & Ware

USDA United States National Fungus Collections
Catalog #: BPI 1006417
s.n.
Pseudoperonospora urticae (Lib.) E.S. Salmon & Ware
Romania

University of Michigan Herbarium
Catalog #: 336730
G. Negrean #s. n. 19 May 1976
Pseudoperonospora urticae (Lib.) E.S. Salmon & Ware
Poland, Distr. Constanţa, Tekirghiol.