Primary Sources

• Bejot, Paul, "Bessey: Scholar, Botanist, & Educator", The Daily Nebraskan, March 15, 1977.
• Bessey, Charles E., Essentials of College Botany (New York: Henry Holt and Company, 1914), 1-6.
• Bessey, Charles E., “How to Teach One’s Self Botany”, The Agassiz Association, March 16, 1904.
• Bessey, Charles E., Revisions of Some Plant Phyla, (Lincoln: University of Nebraska Studies, 1914), 37-46.
• Bessey, Charles E., "The University of Nebraska", The Daily Nebraskan, October 28, 1901.
• Bessey Portrait, Charles E. Bessey Records, box 42, folder 1, Department of Archives and Special Collections, University of Nebraska-Lincoln, Lincoln, Nebraska.
• Bessey in Office Photograph, Charles E. Bessey Records, box 42, folder 2, Department of Archives and Special Collections, University of Nebraska-Lincoln, Lincoln, Nebraska.
• Bessey Lab Photograph, Charles E. Bessey Records, box 42, folder 2, Department of Archives and Special Collections, University of Nebraska-Lincoln, Lincoln, Nebraska. 
• Bessey Working Photograph, Charles E. Bessey Records, box 42, folder 2, Department of Archives and Special Collections, University of Nebraska-Lincon, Lincoln, Nebraska.
• Book Cover, "Dean Charles E. Bessey", Charles E. Bessey Records, box 41, folder 3, Department of Archives and Special Collections, University of Nebraska-Lincoln, Lincoln, Nebraska.
• Logan-Peters, Kay, "UNL Historic Buildings Tour",http://historicbuildings.unl.edu/building.php?b=9, Lincoln, Nebraska.
• Overfield, Richard A., Science With Practice: Charles E. Bessey and the Maturing of American Botany (Ames: Iowa State University Press Series in the History and Technology of Science, 1993), 101-175.
• Pamphlet, "Bessey Faculty Positions", Charles E. Bessey Records, box 40, folder 8, Department of Archives and Special Collections, University of Nebraska-Lincoln, Lincoln, Nebraska.
• Pool, Raymond J., A Brief Sketch of the Life and Work of Charles Edwin Bessey (Lincoln: American Journal of Botany, 1915), 505-510.
• Pool, Raymond J., "Friends of Dean Bessey Join in Appreciation", The Daily Nebraskan, March 1, 1915.
• Pool, Raymond J., “Professor Charles Edwin Bessey, Master Teacher”, Plant Science Bulletin, November 4, 1958.
• Unknown Author, "Rickety, rackety old Bess past sixty and may get face lift if funds approved", The Daily Nebraskan, October 25, 1978.
• Wolfe, H.K., ed. The Partial Bibliography of the Writings of Dr. Charles Edwin Bessey (Lincoln: The University Journal, 1908), 1-10.

 Secondary Sources

• Holck, Harold G. O., “Niche for Past Nebraska Scientist of Note Charles Edwin Bessey”, (Lincoln: History of Philosophy of Science, March 1974).
• Knoll, Robert E., Prairie University (Lincoln: University of Nebraska Press, 1995), 21-22.
• Sanders, Jean, Notable Nebraskans (Lincoln: Media Productions and Marketing, Inc., 1998), 63-68.
• Volta, Torrey, “Botanists’ New Family Tree of the Flowers Makes It Possible for Science to Foretell Existence of Plants Never Yet Seen by Man-American Theory Is now Generally Accepted”, The Sunday Journal and Star, May 22, 1932.
• Walsh, Thomas R., Charles E. Bessey: Land-Grant College Professor, (Lincoln: Lincoln, Nebraska: Department of History and Philosophy of Education, 1972).