⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record gcc-22136, with some changes.
This name is a synonym of Symphyotrichum novi-belgii var. crenifolium (Fernald) Labrecque & Brouillet.
The record derives from TICA which reports it as a synonym (record 63533099-67F3-4167-BBD5-28F2E640404A) with original publication details: 143 1947.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:23276-2.