A.B. Seymour and F.S. Earle [1-550, plus extras]

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000246310
Summer Class in Cryptogamic Botany #210a 28 July 1890
Cronartium asclepiadeum (Willd.) Fr.

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000246311
Summer Class in Cryptogamic Botany #210b 23 July 1892
Cronartium asclepiadeum (Willd.) Fr.
USA, Massachusetts, Magnolia;

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0090390
Summer Class in Cryptogamic Botany #s.n. 28 July 1890
Cronartium asclepiadeum var. thesii Berk.
United States, Massachusetts, Magnolia