⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-2635143, with some changes.
This name is a synonym of Amsinckia spectabilis .
The record derives from WCSP (in review) which reports it as a synonym with original publication details: Man. S. Calif. Bot. 423 1935.