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⚠ Version 1 of The Plant List has been superseded.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-93953, with some changes.

L Petasites alaskanus Rydb. is a synonym of Petasites frigidus var. frigidus (L.) Fr.

This name is a synonym of Petasites frigidus var. frigidus (L.) Fr..

The record derives from TICA which reports it as a synonym (record 3AD6521C-40F2-45C1-9EED-8BD9C260E040) with original publication details: 314 1927.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:191099-2.