Aster novi-belgii subsp. tardiflorus (Linnaeus) A.G. Jones

Aster novi-belgii subsp. tardiflorus (Linnaeus) A.G. Jones is a synonym of:

Symphyotrichum ×tardiflorum (Linnaeus) Greuter, M.V. Aghababian & Wagenitz, an accepted species name sensu FNA Ed. Comm., 2006b.