Castilleja tristis var. pubens W. Wight ex Standley nom. inval.

Castilleja tristis var. pubens W. Wight ex Standley nom. inval. is a synonym sensu TROPICOS of:

Castilleja pallida var. yukonis (Pennell ) J.M. Egger, an accepted variety name sensu FNA Ed. Comm., 2019.