⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-23718, with some changes.
This name is a synonym of Sonchus tenerrimus L..
The record derives from TICA which reports it as a synonym (record 5922C87D-160E-4305-B10C-2BD7FAA90576) with original publication details: "Trans. Amer. Philos. Soc. ser. 2, 7: 438" 438 1841.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:250374-1.