Small Eastern Milkweed Bug (Lygaeus kalmii)
Small eastern milkweed bug camouflaged on an orange zinnia flower in a garden.

Details:

Canon EOS 10D,  shutter 1/180 second, aperture f19, ISO 400, Canon EF 100 mm macro lens, Canon MR-14EX flash.
 

Selected References:

Milne Lorus, Milne Margery. National Audubon Society Field Guide to Insects & Spiders. New York: Alfred A. Knopf, Inc., 1980. Plate 116, P 478