Wildflowers of the Rocky Mountain Region--from the Denver Botanic Garden, the region's recognized leader in horticulture--describes and illustrates more than 1,200 species commonly encountered in Colorado, Utah, Wyoming, Idaho, Montana, and the northern parts of Nevada, New Mexico, and Arizona. This comprehensive guide includes perennials, annuals, and bulbs, both native and naturalized, and is organized by flower color and petal shape. Introductory information includes an explanation of the plant parts, keys to the plants, and information on plant names. Species profiles include color photographs and range maps.