⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-2705050, and has not been changed.

Castilleja hispida var. acuta (Pennell) Pennell ex M.Peck is a synonym of Castilleja hispida subsp. acuta Pennell

This name is a synonym of Castilleja hispida subsp. acuta Pennell.

The record derives from WCSP (in review) which reports it as a synonym with original publication details: Vasc. Pl. Pacific Northw. 4: 309 1959.