. "Aster cordifolius L."^^ . "Aster cordifolius"^^ . "GC_ID:1"^^ . "common blue wood aster"^^ . "Symphyotrichum cordifolium (L.) G.L.Nesom"^^ . "beeweed"^^ . . "Symphyotrichum cordifolium"^^ . "ncbi_taxonomy"^^ . .