This guide, covering 1,505 species of wildflowers, groups flowers by color and plant characteristics for easy matching of pictures with specimens. With descriptions facing the more than 1,500 illustrations, all the information you need can be seen at a glance.
Roger Tory Peterson, one of the world's greatest naturalists, received every major award for ornithology, natural science, and conservation, as well as numerous honorary degrees, medals, and citations, including the Presidential Medal of Freedom. The Peterson Identification System has been called the greatest invention since binoculars, and the Peterson Field Guides® are credited with helping to set the stage for the environmental movement.