⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-100002138, with some changes.
This name is a synonym of Castilleja exilis .
The record derives from Tropicos which reports it as a synonym (record 100002138
) with original publication details: Amer. J. Sci. Arts, ser. 2 84: 336 336 1862.