⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record gcc-128214, with some changes.

Helianthus amplexicaulis (Cav.) DC. is a synonym of Simsia amplexicaulis (Cav.) Pers.

This name is a synonym of Simsia amplexicaulis (Cav.) Pers..

The record derives from TICA which reports it as a synonym (record 8EF3D1CB-2787-4D6A-8A8E-D97F76E4A08A) with original publication details: 589 1836.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:211995-1.