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⚠ Version 1 of The Plant List has been superseded.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-30854, and has not been changed.

M Carduus longissimus A.Heller is a synonym of Cirsium scariosum var. americanum (A.Gray) D.J.Keil

This name is a synonym of Cirsium scariosum var. americanum (A.Gray) D.J.Keil.

The record derives from TICA which reports it as a synonym (record C1AF37CF-2C44-4FF4-81B0-3920F43A6CC7) with original publication details: Muhlenbergia 3 134 1907.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:292845-2.