The Plant List — A working list for all plant species

⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record gcc-145170, with some changes.

M Carduus spinosissimus Walter is a synonym of Cirsium horridulum var. horridulum Michx.

This name is a synonym of Cirsium horridulum var. horridulum Michx..

The record derives from TICA which reports it as a synonym (record 138D09BE-66E5-4A35-B534-FFCEF7D2B268) with original publication details: 194 1788.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:189071-1.