This portal is in Read Only Mode - this is a temporary, read-only copy of the original portal. Data entry and editing functionalities are not yet restored. You will only be able to search, view, map, and download data at this time.

University of Wyoming Rocky Mountain Herbarium (RM)

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 15th in the nation with 993,000 specimens and is the largest facility of its kind between St. Louis, Missouri, and Berkeley, California.
Contacts: Burrell E. Nelson,
Collection Type: Preserved Specimens
Management: Data snapshot of local collection database
Last Update:
Digital Metadata: EML File
Rocky Mountain Herbarium
Department of Botany, University of Wyoming
1000 East University Avenue
Laramie, Wyoming   82071-3165
Collection Statistics
  • 562 specimen records
  • 124 (22%) georeferenced
  • 562 (100%) with images (566 total images)
  • 533 (95%) identified to species
  • 35 families
  • 101 genera
  • 241 species
  • 246 total taxa (including subsp. and var.)
Extra Statistics