Ellis & Everhart, N. Amer. Fungi. Ser. II
J.B. Ellis ; B.M. Everhart [1501-3600, plus extras]

USDA United States National Fungus Collections
Catalog #: BPI 960211
s.n.
Helvella californica W. Phillips
United States

University of Illinois Herbarium
Catalog #: ILL00099994
J Macoun s.n.
Helvella californica W. Phillips
Canada, British Columbia, British Columbia

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0089585
J Macoun s.n.
Helvella californica W. Phillips
Canada, British Columbia, British Columbia

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00055448
J. Macoun s.n. 00 June 1879
Helvella californica W. Phillips
Canada, British Columbia

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00055449
J. Macoun s.n. 00 June 1879
Helvella californica W. Phillips
Canada, British Columbia

Michigan State University Herbarium non-lichenized fungi
Catalog #: MSC0257111
J. Macoun s.n.
Helvella californica W. Phillips
Canada, British Columbia;

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000193933
J. Macoun #2737 00 June 1879
Helvella californica W. Phillips

Academy of Natural Sciences of Drexel University
Catalog #: PH00300709
J. Macoun #s.n.
Helvella californica W. Phillips
Canada, British Columbia, British Columbia

Academy of Natural Sciences of Drexel University
Catalog #: PH00314636
J. Macoun #s.n.
Gyromitra californica (W. Phillips) Raitv.
Canada, British Columbia, British Columbia

USDA United States National Fungus Collections
Catalog #: BPI 567232
MACOUN J. s.n. 00 June 1879
Helvella californica W. Phillips
Canada, British Columbia