Flora of Colorado
- Title: Flora of Colorado
- Abbreviation: Fl. Colorado (Rydberg)
- Authors: Per Axel Rydberg
- Dates: Aug 1906
- City: Fort Collins, Colo.
Publications
(List may be incomplete)
- Rydberg, P.A. 1906. Flora of Colorado. Fort Collins, Col., Experiment Station. 448 pp. BHL Reference page.