⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-10573, and has not been changed.
This name is a synonym of Helianthus petiolaris var. canescens .
The record derives from TICA which reports it as a synonym (record 442DFAAC-C01E-4190-8A10-13BF338A6ADE
) with original publication details: Mem. Torrey Bot. Club 22(3): 43 1969.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:119191-2
.