“The Marion Ownbey Herbarium (WS) is a collection of nearly 400,000 specimens of vascular and nonvascular plants and lichens. The Herbarium includes plants from around the world, although those of the Pacific Northwest, Northern Rocky Mountains, Great Basin, and California form the majority of the collection.”
-Washington State University
For more information, please visit the Marion Ownbey Herbarium Site here.
(From R. Daubenmire, 1970. Steppe vegetation of Washington. Technical Bulletin 62. Pullman, WA: Washington State University, College of Agriculture, Washington Agricultural Experiment Station.)