In Memoriam: Robert Louis Dressler (1927–2019) James S. Miller Missouri Botanical Garden Thomas B. Croat Missouri Botanical Garden DOI: https://doi.org/10.3417/2019577 Abstract In memory of Dr. Robert Louis Dressler Click here to read this article at BioOne. Requires Subscription or Fee PDF (USD 20) Published 2020-05-01 Issue Vol. 105 No. 1 (2020) Section Articles