Common Milkweed (Asclepias syriaca). Apocynaceae.

600 × 480 NY Wildflowers Gallery
photo of milkweed and mating beetles

Native. Fields, roadsides. East Hampton, July 2008. Milkweed beetles mating on flower.

Native. Fields, roadsides. East Hampton, Long Island, July 2008. Milkweed beetles mating on flower.