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

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00081324
s.n. 02 April 1889
Sphaerotheca phytoptophila Kellerm. & Swingle
United States, Kansas, Manhattan;

Purdue University, Kriebel Herbarium
Catalog #: PUL00028352
Kellerman and Swingle s.n. 02 April 1889
Sphaerotheca phytoptophila Kellerm. & Swingle
United States, Kansas, Riley, Manhattan;

Michigan State University Herbarium
Catalog #: MSC0186107
Kellerman; Swingle s.n. 02 April 1889
Sphaerotheca phytoptophila Kellerm. & Swingle
United States, Kansas, Manhattan;