Included here are the Rocky Mountains together with associated ranges in British Colombia, Oregon (the Blue and Wallowa mountains), Utah (Uinta Mountains) and New Mexico.
Of the endemic and near endemic vascular plants so far recorded there are about 723 species, subspecies and vareties in 306 genera and 43 families. There are 3 endemic or near endemic genera (marked red) but no endemic families.
This list has been compiled with the help of Ed Alverson (Oregon).
Douglas, G. W. 1996. Endemic vascular plants of British Columbia and immediately adjacent regions. The Canadian Field-Naturalist, 110: 387-391.
Ertter, B, & Moseley, R. 1992. Floristic Regions of Idaho. Journal of the Idaho Academy of Science, 28: 1-15.
Qian, H. 1999. Floristic analysis of vascular plant genera of North America north of Mexico: characterization and phytogeography. Journal of Biogeography, 26: 1307-1321.
Rydberg, P. A. 1916. Phytogeographical notes on the Rocky Mountain region. VI. Distribution of subalpine species. Bulletin of the Torrey Botanical Club, 43: 343-364.
Schofield, W. B. 1969. Phytogeography of northwestern North America: bryophytes and vascular plants. Madroño, 20: 155-207.
Smith, J. P. & Sawyer, J. O. Endemic vascular plants of northwestern California and southwestern Oregon. Madroño, 35: 54-69.
Weber, W. A. 1976. Rocky Mountain Flora. Colorado Associated University Press. Boulder, Colorado.