⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-4101504, with some changes.
This name is a synonym of Thelypodium howellii subsp. spectabilis .
The record derives from Tropicos which reports it as a synonym (record 4101504
) with original publication details: Torreya 32(6): 150 150 1932.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:251135-2
.