The literature concerning the preparation of fresh and dried plant material for embedding in methacrylate resins is vuluminous. The excellent reviews of Fessenden and Fessenden and Sando adequately cover the work (3, 4). More recently, however, methods for the preservation of the natural pigments in plant material have been outlined (7).
Proceedings of the Iowa Academy of Science
©1953 Iowa Academy of Science, Inc.
Weber, John R.
"A Thermosetting Resin for More Permanent Preservation of Botanical Specimens,"
Proceedings of the Iowa Academy of Science, 60(1), 275-277.
Available at: https://scholarworks.uni.edu/pias/vol60/iss1/32