⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-75745, with some changes.
This name is a synonym of Cyanthillium cinereum (L.) H.Rob..
The record derives from TICA which reports it as a synonym (record FEBB9396-88D9-438E-A809-63239615C5B7) with original publication details: Prodr. 5 25 1836.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:257721-1.