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

Cornell University Plant Pathology Herbarium
Catalog #: Herb.Myc.Rom.2037
s.n.
Claviceps Tul.

USDA United States National Fungus Collections
Catalog #: BPI 1019419
s.n.
Claviceps purpurea (Fr.) Tul.
Romania

Purdue University, Kriebel Herbarium
Catalog #: PUL00028833
G Negrean s.n. 09 August 1970
Claviceps purpurea (Fr.) Tul.
Romania, Bucuresti, Rosu;

Louisiana State University, Bernard Lowy Mycological Herbarium
Catalog #: LSU00159027
G. Negrean #s.n. 09 August 1970
Claviceps purpurea (Fr.) Tul.
Romania, București, Roșu