⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-49957, with some changes.
This name is a synonym of Symphyotrichum × tardiflorum .
The record derives from TICA which reports it as a synonym (record 38F2A9F0-CB8E-4CF2-BFF2-5C9EC3FDE853
) with original publication details: Phytologia 55 385 1984.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:23837-2
.