provides an introduction, in non-technical terms, to the wide diversity of aquatic and wetland plants of the western United States. The book allows students, ranchers, consultants, and others with little or no botanical background to identify the plants found in the region's lakes, ponds, rivers, marshes, swamps, and bogs. The describes over 300 vascular plant species, both native and introduced, and a number of rapidly spreading invasive wetland plants, such as Kariba-weed ( ). Each species is illustrated with a line-drawing, a detailed description, and a county-level distribution map. A simplified key is used to place a plant into one of nine, easily recognizable groups.