Physarum cf bitectum

Aug 16, 2022
Peace River, British Columbia, Canada
Growing on leaves and twigs (Larix laricina) in a boreal spruce swamp.
Sporocarps sessile, forming long plasmodiocarps to 10mm long x 0.5mm wide, white.
Peridium double, outer white, smooth calcareous, inner membranous. Dehiscence irregular.
Capillitium of large white nodes.
Spore mass black, spores 8.4-12.7um, irregularly spinulose.