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

Cornell University, Plant Pathology Herbarium
Catalog #: Herb.Myc.Rom.1785
s.n.
Erysiphe trifolii Grev.

Purdue University, Kriebel Herbarium
Catalog #: PUL00027953
E Eliade s.n. 24 October 1962
Erysiphe trifolii Grev.
Romania, Bucuresti; Gradina botanica