"A visual reference for rapid identification of twigs and leaves. Contains nineteen quick guides and five systematic sections, which present the species in five basic groups: evergreens, opposite buds, alternate buds, opposite leaves, alternate leaves. Intended as a quick guide for provisional identification, for adults and K-12 educational material. Accompanying folding charts for field use sold separately"--, A visual identification reference for twigs and leaves of northern forest plants breaks the species into five basic groups--evergreens, opposite buds, alternate buds, opposite leaves, and alternate leaves.