D. Brian Abrell and Marion T. Jackson. Two Decades of Change in the Tree Stratum of Hoot Woods, Owen County, Indiana.
James R. Aldrich and Lee A. Casebere. Leatherleaf Bogs of Indiana.
Charles Heiser. New Artificial Hybrids in Helianthus.
Richard J. Jensen. Within Tree Leaf Variability and Evidence for a Developmental Difference Between Pin Oak and Black Oak.
John W. McCain and James V. Groth. Preliminary Polyacrylamide Gel Electrophoresis (PAGE) Survey of Isozymes in Populations of the Bean Rust Fungus.
Kay McCrary Yatskievych. Progress toward a Photographic Field Guide to Indiana Wildflowers.