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

University of Michigan Herbarium
Catalog #: 311475
H. E. Parks #s. n. 05 August 1924
Phyllachora trifolii (Pers.) Fuckel
USA, California, Humboldt, Little River Lagoon.

Cornell University, Plant Pathology Herbarium
Catalog #: CUP-061024
H.E. Parks s.n. 05 August 1924
Dothidella trifolii Bayl. Ell. & O.P. Stansf.
United States, California, Humboldt, Vicinity of Little River Lagoon

Field Museum of Natural History
Catalog #: C0240883F
H.E. Parks #s.n. 05 August 1924
Phyllachora trifolii (Pers.) Fuckel
United States, California, Humboldt, Vicinity of Little RiverLagoon

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0029358
H.E. Parks #s.n. 05 August 1924
Phyllachora trifolii (Pers.) Fuckel
United States, California, Humboldt, Vicinity of Little River Lagoon