Yellow on Purple Posted on September 28, 2013 by sdetwiler An Orange Sulphur (Colias eurytheme) nectars on a New England Aster, in the shadows of the late-afternoon autumn sun. Taken with Nikkor 70-300 AF-S ED VR. Cropped. Related articles High and Mighty Fritillary Orange Sulphur Butterfly The World of Sulpher Butterflies Aster Purple Dome Flower Asters Fritillary 3D New England Aster