Botany of Promised Land State Park, Part 1: Gorgeous, Glowing, and Toxic | Pennsylvania, USA

These striking, pumpkin-colored Jack-o'-Lantern Mushrooms (Omphalotus olearius) had emerged from roots of a huge but toppled windfall tree in woodland near the park's Panther Swamp.

 

Their species, quite poisonous, is famous for the eerie bluish-green bioluminescence of its gills, visible at night.

Done