Major vegetational units of Oregon and Washington and their environmental relationships are described and illustrated. After an initial consideration of the veg

Authoritative field guide to 330 wetland species of the Pacific Northwest.

A great resource for botanists, native plant enthusiasts, ecologists, conservationists, and amateur naturalists who desire a comprehensive, up-to-date, and well

Flora of the Pacific Northwest, first published in 1973, became an instant classic for its innovative style of providing species descriptions in the identificat

This easy-to-use field guide features 794 species of plants commonly found along the Pacific coast from Oregon to Alaska, including trees, shrubs, wildflowers,