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⚠ Version 1 of The Plant List has been superseded.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-33467, with some changes.

M Carduus hillii (Canby) Porter is a synonym of Cirsium pumilum (Nutt.) Spreng.

This name is a synonym of Cirsium pumilum (Nutt.) Spreng..

The record derives from TICA which reports it as a synonym (record 545B65ED-1964-4C39-B598-3E10CCADD1AD) with original publication details: Mem. Torrey Bot. Club 5 344 1894.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:45537-2.