Abstract John P. Mahlstede was a horticulturist, researcher, and administrator. He joined the faculty at Iowa State University in 1951 as Assistant Professor in the Department of Horticulture. He was promoted to Professor and Head of the Department and eventually was named Associate Dean of the College of Agriculture and Associate Director of the Iowa Agriculture and Home Economics Experiment Station. He was an expert in the understanding of plant propagation and co-wrote a textbook on the topic with...