Flora of the Rocky Mountains
- Title: Flora of the Rocky Mountains
- Abbreviation: Fl. Rocky Mts.
- Name Flora of the Rocky Mountains and adjacent plains : Colorado, Utah, Wyoming, Idaho, Montana, Saskatchewan, Alberta, and neighboring parts of Nebraska, South Dakota, North Dakota, and British Columbia.
- Author: Per Axel Rydberg
- Dates: 1917
- Rydberg, P.A. 1917. Flora of the Rocky Mountains and adjacent plains. Published by the author, New York. BHL Reference page.