Steel Blue Cricket Hunter (Chlorion aerarium) on Narrowleaf Milkweed
Steel Blue Cricket Hunter on Joe-Pye Weed
Viceroy (Limenitis archippus) on Joe-Pye Weed
The males of many species of dragonflies, such as the Widow Skimmer (Libellula luctuosa) in the photo above, develop a white bloom on the wings and abdomen.
A Female Eastern Pondhawk (Erythemis simpliciollis)
A couple of the many local species of meadowhawks (Sympetrum sp.). I'll try to get a more exact identification on these small ubiquitous dragonflies in the near future.