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 960106
s.n.
Helotium fumosum Ellis & Everh.
United States

Michigan State University Herbarium non-lichenized fungi
Catalog #: MSC0257018
C. E. Fairman s.n.
Helotium fumosum Ellis & Everh.
United States, New York, Lyndonville;

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000229687
C. E. Fairman #2632
Helotium fumosum Ellis & Everh.
United States, New York, Orleans, Lyndonville

University of Illinois Herbarium
Catalog #: ILL00099886
CE Fairman s.n.
Helotium fumosum Ellis & Everh.
United States, New York, Orleans, Lyndonville; Lyndonville

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0089480
CE Fairman s.n.
Helotium fumosum Ellis & Everh.
United States, New York, Orleans, Lyndonville

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00040671
Ellis #s.n.
Helotium fumosum E. & E.
United States, New York, Lyndonville

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00040672
Ellis #s.n.
Helotium fumosum E. & E.
United States, New York, Lyndonville

USDA United States National Fungus Collections
Catalog #: BPI 654908
Fairman C. E. s.n.
Helotium fumosum Ellis & Everh.
United States, New York, Lyndonville

USDA United States National Fungus Collections
Catalog #: BPI 654909
Fairman C. E. s.n.
Helotium fumosum Ellis & Everh.
United States, New York, Lyndonville