The males of this all-brown species have a short second antennomere (compared to the third) as well as large eyes. Unlike many firefly species found in the eastern and central United States, P. reticulata males display a steady glow, instead of a species-specific flashing pattern.
This all-brown species' male features include a shorter second antennal segment and large eyes. Unlike other fireflies found in the eastern and central United States, P. reticulata males display a steady glow, which differs from typical flashing patterns.