Anonymous, Calif. Fungi
Herbarium of the University of California. [1- ? 1425]

Cornell University, Plant Pathology Herbarium
Catalog #: CaliforniaF.00314
s.n.
Helotium citrinum (Hedw.) Fr.
United States, California

Michigan State University Herbarium
Catalog #: MSC0212955
H. E. Parks s.n. 19 February 1931
Helotium citrinum (Hedw.) Fr.
United States, California, Marin, Inverness;

University of California Berkeley, University Herbarium
Catalog #: UC538814
H. E. Parks s.n.
Helotium citrinum (Hedw.) Fr.
USA, California, Marin, Inverness

Field Museum of Natural History
Catalog #: C0282379F
H.E. Parks s.n. 19 February 1931
Helotium citrinum (Hedw.) Fr.
USA, California, Marin

University of North Carolina at Chapel Hill Herbarium
Catalog #: NCU-F-0011795
Parks, Harold Ernest #s.n. 19 February 1931
Helotium citrinum (Hedw.) Fr.
United States, California, Marin, Inverness