Dawn M. Ahlgren, Valerie K. Turan,  & Sara E. Peters  Prof. Bryan A. Hanson  DePauw University  Department of Chemistry  Greencastle, IN Michael A. Homoya  Division of Nature Preserves  Department of Natural Resources  Indianapolis, IN Abstract Why Study Orchids? Methods & Apparatus Collecting the Data  Drawing of the Equipment Photos of Field Work Analyzing the Samples Verifying our Methods  Results Table of Orchid Fragrances Sampled  Conclusion Acknowledgments

Platanthera peramoena (Purple Fringeless Orchid). Grows locally. Photo copyright USDA NRCS Plants program.

The information on these pages was presented at the Indiana Academy of Science on Oct. 31st, 1997 by Dawn Ahlgren. The project was begun by Valerie and Sara in the summer of 1996, and continued in the summer of 1997 by Dawn. Dawn prepared the poster information. It was adapted for the web by Prof. Hanson. Dawn and Sara are Science Research Fellows at DePauw.