Catalogue of the Flora of Oregon, Washington, and Idaho

Howell's catalogue is an essential resource for botanists and enthusiasts of Northwest flora. With detailed information on species and locations, this guide provides a comprehensive overview of the flora in the region.

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.

This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.

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