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Washington State University Marion Ownbey Herbarium (WS)

The Marion Ownbey Herbarium (WS) is a collection of over 400,000 specimens of vascular plants, bryophytes, and lichens.  The herbarium includes plants from around the world, with an emphasis on species from the Inland Pacific Northwest, Northern Rocky Mountains, Great Basin, and California.



Marion Ownbey Herbarium - Washington State University
School of Biological Sciences
PO Box 644236
Pullman, WA   99164-4236
[1] 509 335 3250

Collection Statistics

  • 198,401 specimen records
  • 166,501 (84%) georeferenced
  • 5,902 (3%) with images (6,087 total images)
  • 190,943 (96%) identified to species
  • 260 families
  • 1,939 genera
  • 9,959 species
  • 13,221 total taxa (including subsp. and var.)

Extra Statistics

Collection Type: Preserved Specimens
Management: Live Data managed directly within data portal
Last Update: 5 February 2024
Global Unique Identifier: 7a1ddfba-70c1-4cf6-a25c-a029d256805f
Digital Metadata:EML File