W.A. Kellerman and W.T. Swingle [1-50, plus extras]

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000281709
Kellerman #3184 20 August 1889
Cercospora prenanthis Ellis & Kellerm.
United States, Kansas, Riley, Manhattan

Michigan State University Herbarium
Catalog #: MSC0233752
Kellerman; Swingle s.n. 20 August 1889
Cercospora prenanthis Ellis & Kellerm.
United States, Kansas, Riley, Manhattan;