Peterson Field Guide to Wildflowers of Northeastern/North-central North America by Roger Tory Peterson and Margaret McKenny. Grouped by color and by plant characteristics, 1,293 species in 84 families are described and illustrated. Included here are all the flowers you're most likely to encounter in the eastern and north-central U.S., westward to the Dakotas and southward to North Carolina and Arkansas, as well as the adjacent parts of Canada. Peterson Field Guides are designed to work in the field, and every illustration, every word, is directed to that end. Roger Tory Peterson's unique system of identification shows exactly what features to look for to tell one species from another. For each Field Guide, an author with expertise in the subject and an experienced artist work closely with the editors to make sure that both text and illustrations are accurate. 420 pages, softcover.7 ¼" x 4 ½". B&W line drawings and a few color paintings. We offer free shipping on all orders over $19.94. Orders under $19.95 will have a $2.50 handling fee added. For phone orders call Toll-Free: 1 - 866 - 596 - 9982.