close shots of the tiny psathyrella piluliformis fungi on the decay tree trunk.

agaric agaricales agaricomycetes agarics basidiomycota boletus brown cap closeup cluster coprinaceae coprinellus coprinopsis coprinus decay flora fresh fungi fungus grass gray growing growth inedible ink leaf moss mushroom mycology nature outdoor parasola pholiota piluliformis plant poisonous psathyrella psathyrellaceae rot season small spore summer toadstool toxic trunk uneatable white wild wood