Includes text, bibliographical references, 47 col. photographs, and location map of Level III ecoregions.
Verso includes Summary table: Characteristics of ecoregions of Indiana and Ohio; and bibliographical sources.
This project was partially supported by funds from the USEPA - Office of Research and Development - Regional Applied Research Effort (RARE) program. It is associated with an interagency effort to develop a common framework for ecological regions.