Chamerion angustifolium subsp. angustifolium × Chamerion latifolium

Chamerion angustifolium subsp. angustifolium × Chamerion latifolium is a synonym of:

Chamaenerion angustifolium subsp. angustifolium × Chamaenerion latifolium, an accepted species name sensu FNA Ed. Comm., 2021.