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

University of Michigan Herbarium
Catalog #: 336375
G. Negrean #s. n. 11 July 1978
Peronospora tetragonolobi Gäumann
Romania, Distr. Braşov: Hărman