⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-47681, with some changes.
This name is a synonym of Helianthus hirsutus .
The record derives from TICA which reports it as a synonym (record 104317CD-3CDF-4EBF-AE79-585971E66444
) with original publication details: A Flora of North America: containing . . . 2(2): 329 1842.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:1060255-2
.