Mycetophilidae is a family of small flies, forming the bulk of those species known as fungus gnats. About 3000 described species are placed in 150 genera, but the true number of species is undoubtedly
Exechia spinuligera, Trawscoed, North Wales, Dec 2015 Flickr janetgraham 84
Mycetophila fungorum (De Geer, 1776)
Neoempheria pictipennis (Haliday, 1833)
Arisaema triphyllum, the Jack-in-the-pulpit, is a species of flowering plant in the arum family Araceae. It is a member of the Arisaema triphyllum complex, a group of four or five closely related taxa
Mycetophilidae
…The larvae of some species, while still being associated with fungi, are at least partly predatory. Some species are attracted to the fungus smell of Jack-in-the-Pulpit, fall into their inflorescences and accomplish their pollination. Adult Mycetophilidae sometimes gather in great numbers in various hiding places, under…
Arisaema triphyllum Bob Hunter Memorial Park
Plant in the Allegheny National Forest, Pennsylvania, USA
Closer view of flower, showing detail of spathe