**Code**: [RM](https://sweetgum.nybg.org/science/ih/herbarium-details/?irn=126907) **Organization**: University of Wyoming **Department**: Department of Botany, 3165 **Location**: Laramie, Wyoming, U.S.A. **Total number of specimens**: 983000 **Current status**: Active **Date founded**: 1894 **Taxonomic coverage**: Arctic and alpine plants of northern hemisphere **Geographic coverage**: Wyoming; Rocky Mountains; western U.S.; Forest Service lands **Incorporated herbaria**: Most of USFS (120 000 specimens) on indefinite loan. **Important collectors**: W. C. Cusick, E. Hall, A. Murie, C. G. Reeder, P. A. Rydberg, G. E. Osterhout, L. N. Goodding, E. O. Wooton, C. F. Baker, L. O. Williams, C. L. Porter, A. Nelson, E. V. Wilcox, C. L. Shear, R. K. Gierisch, B. Maguire, A. A. Beetle, S. S. Visher, F. W. Pennell, A. A. Heller, M. Clemens, J. W. Blankinship, H. E. Hayward, W. A. Dayton, R. A. Nelson, S. L. Welsh, M. E. Jones, E. F. Evert, C. S. Crandall, A. C. McIntosh, J. P. Harbour, E. D. Merrill, C. G. Pringle, T. A. Williams, J. Lunell, E. E. Nelson, J. R. Reeder, F. E. Clements, I. W. Clokey, W. W. Robbins, H. Hapeman, E. B. Payson, J. F. Macbride, E. S. Clements, C. P. Smith, W. S. Cooper, C. L. Hitchcock, C. P. Pase, S. Goodrich, E. F. Castetter, F. Tweedy, J. M. Bates, E. P. Walker, R. D. Dorn, F. Ramaley, E. L. Little, Jr. **Notes**: Updated Jun 2016 (correspondent update, specimen total). Updated Feb 2017 (correspondent update, staff, specimen total, department name). USFS, which was founded in 1911 in Washington, D.C., has been on indefinite loan to RM from Rocky Mountain Forest and Range Experiment Station, Fort Collins, Colorado, since 1982. Although RM and USFS are fully integrated, specimens from Forest Service Herbarium should be cited as USFS. **Date modified in Index Herbariorum**: 2023-04-14 > [!cite] This page is automatically generated • Data on this page were obtained from [Index Herbariorum](https://sweetgum.nybg.org/science/ih/) on 2023-08-23. • Meaning of acronyms in TL-2 is not always the same as in IH. Consult list of original [[Abbreviations|abbreviations]] if you suspect acronym mismatch.