Spores are warted with faint reticulation.
Capillitium is rope like with 4-6 spirals. Capillitium also branches, net like.
Growing Sessile and globopose/pyriform with Sporangia being wide.
Keys out to Physarum daamsii in N.E. Nannenga Bremekamp (1991) except for the spores.
Crowded and heaped sporangia; peridium of two layers; capillitium of rounded lime nodes joined by colourless tubes; spores almost black in mass, lighter in tl. 10-12 um diameter, finely warted, angular with lines/ridges.
Found on leaf litter and other debris in the compost bin.
Growing on fallen hardwood log in predominantly hardwood forest
Translucent honeycomb form; ca. 1 mm across; hasn’t become powdery from release of spores.