Professor Emerita of Botany Degree: Ph.D. 1969 University of Michigan Phone: (207) 581-3115 Email: christas@maine.edu Location: 310 Deering Hall Research Topic: Biology of Frankia, a nitrogen-fixing actinomycete, and physiological plant ecology with emphasis on nitrogen fixing and wetland plants Research Program: My main research interests lie at the interface between physiology of plants and the kinds of environments in