The base is brownish black in color. Greenish crescent-shaped spots are at the top of the thorax. The sides of the thorax are marked with two yellowish to yellowish green diagonal stripes. Its abdomen is marked with bluish green spots. The male shadow darner has paddle-shaped anal appendages.
The shadow darner patrols along small marshy streams. Its often found feeding along woodland edges or even in deep shadow in full forest. Shadow darners can also be found near ditches, slow streams, and ponds.