Diderma effusum

Sporocarps: sessile or more commonly a broadly flatten plasmodiocarp, gregarious 0.5 to 1.5 mm broad and to a maximum 60 mm long. Hypothallus membranous, white inconspicuous not extending far beyond the fruiting body.

Peridium: double, the outer layer calcareous, relatively smooth, white, the inner layer membranous, colourless dehiscence irregular.

Columella: flat pulvinate, pinkish brown.

Capillitium: delicate, the threads colourless, sparingly branched and anastomosing.

Spores: Dark purple in mass, pale violaceous brown by transmitted light, smooth to minutely warted.

Plasmodium: White.

Substrate:- Leaf litter