Cologania obovata Schltdl. in Linnaea 12: 287. 1838 sec. Téllez-Valdés 2009
- =Cologania humifusa Hemsl., Diagn. Pl. Nov. Mexic. 3: 47. 1880 syn. sec. The Plant List 2013
- =Cologania lemmonii A. Gray in Proc. Amer. Acad. Arts 19: 74. 1883 ["1884"] syn. sec. The Plant List 2013
- =Cologania humilis Rose in Contr. U.S. Natl. Herb. 8(1): 40. 1903 syn. sec. The Plant List 2013