⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-37409, with some changes.
This name is a synonym of Helianthus giganteus .
The record derives from TICA which reports it as a synonym (record 3BB902A3-D042-48E8-B174-45554711FBEF
) with original publication details: 1929.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:212021-1
.