(1906)  Page(s) 190, 191.  
 
p. 190
10. R. Macounii
Infrastipular present. Hypanthium and fruit glabrous. Leaflets glabrous or nearly so. Spines straight or nearly so.
p. 191
9. Rosa Macounii Greene. In valleys and along streams from S.D. and Alb. to Kans. and Colo.—Colorado Springs; Pike's Peak; Mancos; New Windsor; North Cheyenne Cañon, west of Ouray; Dix Post Office; Four-Mile Hill, Routt Co.; Parlin.

(1906)  Page(s) 190.  
 
Rosa Underwoodii Rydb. In cañons of Colo. Alt. 8000-9000 ft. Box Cañon, west of Ouray; La Plata Cañon.