⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-41534, with some changes.
This name is a synonym of Helianthus nuttallii subsp. nuttallii .
The record derives from TICA which reports it as a synonym (record AFE73402-6710-48CF-8E5E-4CECBEA8CB76
) with original publication details: Brittonia 18: 77 1966.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:119194-2
.