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.

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,

For 70 years, people have turned to one book to learn about Northwest trees: Trees to Know in Oregon. This new edition, retitled Trees to Know in Oregon and Was