⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-88670, with some changes.
This name is a synonym of Helianthus debilis subsp. cucumerifolius (Torr. & A.Gray) Heiser.
The record derives from TICA which reports it as a synonym (record 4FF33DCA-CBA9-491A-B5B1-7FF3A542984D) with original publication details: Fl. N. Amer. (Torr. & A. Gray) 2: 319 319 1842.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:119085-2.