⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-55248, and has not been changed.
This name is a synonym of Silphium laciniatum .
The record derives from TICA which reports it as a synonym (record C2679682-9D48-4F7B-8134-748CB7F9D8A8
) with original publication details: Rhodora 39: 297. 1937 297 1937.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:236456-2
.