Phragmitea and Equisetum on the border of a marshy pond, June 21, 1920

Phragmitea and Equisetum on the border of a marshy pond, June 21, 1920, Container: Series VII: Box 19B, Folder: 33. Francis Harper papers, MS 245. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/529062 Accessed February 25, 2026.