⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-94857, with some changes.
This name is a synonym of Symphyotrichum × columbianum .
The record derives from TICA which reports it as a synonym (record 6A084412-A7DA-4299-A8B0-8DFBBDE199F8
) with original publication details: Contr. U. S. Natl. Herb. 16: 210. 1913 210 1913.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:23235-2
.