Did you know that the number of Oklahoma wildflowers species ranks third in the nation, behind California and Texas? The state tree, the redbud, is one of thousands of species of plants growing in the diverse ecosystems found throughout the state. This beautifully illustrated guide highlights over 140 familiar and unique species of trees, shrubs and wildflowers and also includes an ecoregion map featuring prominent botanical sanctuaries. Laminated for durability, this lightweight, pocket-sized folding guide is an excellent source of portable information and ideal for field use by visitors and residents alike. Made in the USA.