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

Cornell University, Plant Pathology Herbarium
Catalog #: CaliforniaF.01165
s.n.
Lactarius rufulus Peck

USDA United States National Fungus Collections
Catalog #: BPI 948875
s.n.
Lactarius rufulus Peck
United States, California