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Botanists at the 91探花鈥檚 have created a much-needed second edition of the 鈥淔lora of the Pacific Northwest.鈥 Published by the 91探花Press, took five years to complete and is the first update on Pacific Northwest vascular plant diversity and distributions since the book was first published in 1973. In the past 45 years, much has changed: The second edition documents the doubling of nonnative species in the Pacific Northwest, the addition of 1,000 taxa 鈥 including species, subspecies and varieties 鈥 to the region鈥檚 flora, and the reclassification or renaming of 40 percent of the taxa in the first edition.

Flora_Book_CoverThe original 鈥淔lora of the Pacific Northwest鈥 became an instant classic for its innovative style providing species descriptions in the identification keys and for its comprehensive illustrations of nearly all treated taxa. Students rely on it as an essential primer, while veteran botanists and natural resource managers use it as the definitive reference for the region鈥檚 flora.

鈥淭his book enables us to be better stewards, we know what鈥檚 here, whether it鈥檚 common or rare, or invasive,鈥 said , collection manager for the at the Burke Museum. 鈥淚t enhances our ability to preserve plant diversity in our region for future generations.鈥

This completely revised and updated edition captures the advances in vascular plant systematics since the first edition. These advances, together with significant changes in plant nomenclature, the description of taxa new to science from the region, and the recent documentation of new native and nonnative species in the Pacific Northwest, required a thorough revision of this authoritative work.

Illustrations of Impatiens in the revision of the “Flora of the Pacific Northwest” book. Photo: Illustrations by Crystal Shin

鈥淔lora of the Pacific Northwest鈥 covers all of Washington, the northern half of Oregon, Idaho north of the Snake River Plain, the mountainous portion of western Montana, and the southern portion of British Columbia. It accounts for wild-growing native and introduced vascular plants falling within those boundaries and includes:

  • Treatment of 5,545 taxa, with more than 1,100 taxa added to this edition
  • Illustrations for 4,716 taxa, including 1,382 new for this edition
  • More than 700 newly documented nonnative taxa in the Pacific Northwest
  • Nomenclature changes for more than 40 percent of the taxa included in the first edition

These enhancements make this new edition the most comprehensive reference on Pacific Northwest vascular plants for professional and amateur botanists, ecologists, rare plant biologists, plant taxonomy instructors, land managers, nursery professionals and gardeners.

The 1,100 new taxa consist mainly of existing native and nonnative species newly documented in the region, as well as a number of taxa new to science. Many of the new regional records were collected during the herbarium鈥檚 annual forays held throughout the Pacific Northwest.

Participants in the 2016 Foray to Coeur d鈥橝lene National Forest, Idaho, with full presses after three days of collecting. Photo: Ben Legler/Burke Museum

鈥淲ith the recent revision of 鈥,鈥 and the soon-to-be-completed 鈥楩lora of Oregon,鈥 up to date floristic treatments are now available for the entire West Coast of the U.S.,鈥 said , 91探花biology professor and curator of the 91探花Herbarium at the Burke Museum.

The new illustrations are in the style of the 3,000 original illustrations, by illustrators Jeanne R. Janish and John Ramely, found in the 1973 edition of the 鈥淔lora.鈥

Crystal Shin, a scientific illustrator and the primary illustrator for the revision, worked to match the style of the original illustrations so the more than 1,300 new illustrations she created seamlessly fit.

鈥淏efore inking, I study the style and techniques that Jeanne used on a similar species,鈥 said Shin. 鈥淚 like her work very much and my ink drawing style is pretty close to hers.鈥

Illustrator Crystal Shin working on new illustrations for the “Flora of the Pacific Northwest” revision. Photo: Andrew Waits/Burke Museum

Shin started the illustration process with a plant specimen by reviewing the specimen鈥檚 characteristics with one of the Burke Museum botanists. Together they determined which parts of the plant to include in the illustration. Shin then used a microscope and magnifying glass to examine the plant鈥檚 details, specifically its length of hairs, textures, marks, veins, shapes and more. After studying the plant, she proceeded with the illustration process of pencil sketching and then inking. Project staff then scanned, edited and archived the illustrations for later placement alongside the text.

It took approximately two hours to complete each illustration before being placed on the page in the book.

The newest edition of 鈥淔lora of the Pacific Northwest鈥 can be purchased for $75.00 at the University Bookstore, local bookstores, and book retailers across the country and .

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For high-resolution images and interviews, contact burkepr@uw.edu or uwpmktg@uw.edu.