Wetlands--lakes, rivers, marshes, swamps, bogs and fens--are an integral part of the Ontario landscape. They slow and sustain local water flow, and they contribute significantly to the diversity of life and ecosystems by providing habitat for plants, mammals, birds, reptiles, amphibians, fish and countless invertebrates. This handy field guide features detailed plant species descriptiosn combined with precise drawings and excellent colour photographs. Most of the more than 475 species of wetland plants described in this book grow in wetlands across eastern North America, and the ranges of many extend west to British Columbia and Alaska. WETLAND PLANTS OF ONTARIO includes edible plants, native uses of plants, a colour photo guide to flowers, ovber 450 colour photographs and 300 line drawings.