This is an updated edition of the classic botanical guide to the Great Lakes region. Gleason's Plants of Michigan is a major revision and expansion of The Plants of Michigan by Henry A. Gleason - the 1918 classic field guide to the flowering plants and trees found in Michigan, neighboring Great Lakes States, and southern Ontario. Richard K. Rabeler has completely updated the family descriptions and added easy-to-use keys. Information on habitats and geographical distribution is now included as well as a comprehensive index of plant names, an illustrated section on terminology, a glossary, and an introduction to botany in Michigan. Gleason's Plants of Michigan will be useful to naturalists, environmental specialists, botanists, and everyone who loves the wildflowers and native flora of Michigan and the surrounding areas.