The perfect pocket guide to identifying flowers. RSPB What's That Flower? is ideal if you struggle to tell the difference between a geranium and a pansy. It's the perfect pocket guide for beginners but also a handy reference for the more seasoned flower enthusiast. Featuring over 150 common flowers from around the UK and Europe, flower type overviews show you what to look for where and similar flowers are shown side by side for quick comparison and identification. So take some time to stop and smell the roses with RSPB What's That Flower?