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University of Wyoming
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RM Specimen Database

The RM specimen database is now accessible online with nearly 700,000 specimen records. Search by a variety of text criteria or by selecting a geographic region on a map. View the results on an interactive map and as a list of records. Download data in several formats for use in GIS, Excel, or Google earth, or print out a list of specimens.
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Rocky Mountain Herbarium

Founded in 1893 by Aven Nelson, the Rocky Mountain Herbarium (RM) contains the largest collection of Rocky Mountain plants and fungi in existence with additional representation of the floras of other parts of the Northern Hemisphere. It ranks 17th in the nation with 825,000 specimens and is the largest facility of its kind between St. Louis, Missouri, and Berkeley, California. Read more.

RM Specimen Database
Access nearly 700,000 vascular plant specimen records from the Rocky Mountains and western North America.

Atlas of the Vascular Plants of Wyoming
Distribution maps for Wyoming's vascular plants based on specimen records at RM.

Vascular Plant Checklists
Complete checklists for the vascular plants of Wyoming and Colorado.

Books by Robert D. Dorn
Vascular Plants of Wyoming, Vascular Plants of Montana, Flora of the Black Hills, & Wyoming Birds.

Books by RM Associates
Vascular Plants of the Greater Yellowstone Area: An Annotated Catalog and Atlas by Erwin F. Evert

Floristic Inventories at RM
Over 50 intensive floristics inventories have been undertaken by RM graduate students and staff since 1978.

Prospective Students: MS in floristics
Brief description of how to apply for the MS program in floristics at RM.