Chamaenerion latifolium var. grandiflorum (Britton) Rydberg

Chamaenerion latifolium var. grandiflorum (Britton) Rydberg is a synonym sensu FNA Ed. Comm., 2021 of:

Chamaenerion latifolium (Linnaeus) Sweet, an accepted species name sensu FNA Ed. Comm., 2021.