Where Have All the Wildflowers Gone Author:Robert H. Mohlenbrock A region by region guide to threatened and endangered wildflowers. Discusses the history, characteristics, geographic distribution, and blooming seasons of 120 species of wildflowers threatened by extinction. Includes 8 color plates along with many B+W illustration plates. The back of book has three appendix's, #1 federal government list of ... more »endangered plants, #2 status of other species in this book, # 3 Plants not found in several years and presumed extinct.« less