December 14, 2021 by mgnvmmfSymphyotrichum_cordifolium_flowers_with_Colias_eurythemeorange_sulfur_butterfly_Oct_MMF Colias eurytheme (orange sulfur) butterfly feeding on flowers of Symphyotrichum cordifolium (Blue Wood or Heart-leaved Aster) in October, Photo © Mary Free About mgnvmmf Previous Post:Symphyotrichum_cordifolium_flowers_with_Colias_eurythemeorange_sulfur_butterfly_Oct_MMF