The Clay Prairie is a small area of 2.64 acres of native prairie belonging to the University of Northern Iowa. It is located in Butler County, 15 miles northeast of Parkersburg, Iowa. A list of the species of the vascular plants found in this area is given, representing 33 families.
Proceedings of the Iowa Academy of Science
©1969 Iowa Academy of Science, Inc.
Lantz, C. W.
"The Clay Prairie in Butler County, Iowa,"
Proceedings of the Iowa Academy of Science, 76(1), 109-112.
Available at: https://scholarworks.uni.edu/pias/vol76/iss1/16