Organized by habitat, this handy identification guide features 400 native plants, fruits, crops and garden plants, each with a color photograph and description. Monteverde, Tortuguero, Poas and other popular destinations get separate sections. The author, a popular guide and botanist, is based in Monteverde, where she has participated in an inventory of the region's flora over the last 15 years.  (CRC55, $35.00)