Calochortus barbatus subsp. chihuahuanus J.H. Painter in Contr. U.S. Natl. Herb. 13: 349-350. 1911 sec. Espejo-Serna & López-Ferrari 2008
- =Calochortus barbatus var. chihuahuanus (J.H. Painter) J.F. Macbr. in Contr. Gray Herb. 59: 28. 1919 syn. sec. Espejo-Serna & López-Ferrari 2008