Seattle Audubon Society

year of pub­li­ca­ti­onISBNauthor(s)title
1974978-0-914516-02-6Earl J LarrisonWashington wildflowers, including 1134 species of wildflowers most commonly found in the State of Washington and adjacent areas of Oregon, Idaho, and British Columbia, (The Trailside series)
1993978-0-914516-10-1William P. Leonard · Herbert A. Brown · Lawrence L. C. Jones · Kelly R. McAllistar · Robert M. StormAmphibians of Washington and Oregon
1997978-0-914516-11-8Sarah S. CookeA Field Guide to the Common Wetland Plants of Western Washington & Northwestern Oregon
2002978-0-914516-13-2Robert Michael PyleThe Butterflies of Cascadia: A Field Guide to All the Species of Washington, Oregon, and Surrounding Territories
2016978-0-914516-16-3Lawrence L. C. Jones · William P. Leonard · Deanna H. OlsonAmphibians of the Pacific Northwest