Oregon State University Herbarium
- About the Herbarium (directions)
- The Oregon State University Herbarium houses approximately 405,000 vascular
plant, bryophyte, algal, and fungal specimens. The collections are worldwide in
scope, with a focus on the state of Oregon and the Pacific Northwest.
- Oregon Flora Project
- The employees & volunteers associated with the herbarium and how to contact them.
- Herbarium Databases
- Online access to over 148,000 specimen records of Oregon vascular plant and
30,000 mycological specimens. The Oregon Vascular Plant Atlas and our Type Specimen Images and Literature can also be accessed here.
- Taxonomic Treatments
- Descriptions, images and identification keys for the Racomitrioideae mosses of Oregon,
a database of the genus Thalictrum (meadow rue), and
information about the Carex Working Group.
- Current projects, Primary Investigations, and the Mycological types