1. Conservation Science Division, NatureServe, Arlington VA 22202.
2. Maine Natural Areas Program, 93 SHS, Augusta, ME 04333.
3. Gilman and Briggs Environmental, Barre, VT 05641.
4. Environmental Education/Science Education Department, Southern Connecticut State University, New Haven, CT 06515.
5. New York Natural Heritage Program, Albany, NY 12233.