One of our largest and most spectacular damselflies, the male American Rubyspot is aptly named.

Great Falls National Park, Montgomery Co., MD 9/10/05.

Females lack the ruby spot.

Great Falls National Park, Montgomery Co., MD 9/10/05.

Eno River, Durham Co., NC 6/24/07.

Eno River, Durham Co., NC 6/24/07.

Neuse River, Wake Co., NC 7/18/10.

Menard, TX 4/24/2011.