DIVOne of the handiest and most widely used identification aids. Fruit key covers 120 deciduous and evergreen species; twig key covers 160 deciduous species. Easily used. Over 300 photographs. /div

A WINTERTIME GUIDE TO DECIDUOUS TREES AND SHRUBS OF NORTHWESTERN OREGON AND WESTERN WASHINGTON.

This popular guide enables users to quickly and confidently identify any of the trees of the southeastern United States, from the common loblolly pine or red mulberry to the rare Pinckneya (fever-tree) or goat willow. The guide treats more than 300 species--every one known to occur in the region, from the Coastal Plain to the highest elevations. Included are trees native to the region as well as those introduced and now reproducing. Helpful features include easy identification keys, common and scientific names, distribution maps, an introductory section on basic leaf, flower, and stem structures, and a glossary of descriptive and identifying terms.

Instructions on how to do demonstrations with electricity, magnetism, air pressure, and other scientific principles