Swamp Darner (Epiaeschna heros)
Photographed
Female laying eggs in rotting log several inches above the water's surface in an ephemeral pond. Very large dragonfly, at least as large or slightly larger than a common green darner. Noticeably large terminal appendages.

Common Whitetail (Plathemis lydia)
Observed
Immature male

Sedge Sprite (Nehalennia irene)
Observed

Emerald Spreadwing (Lestes dryas)
Observed