the fuligo plasmodial slime mold on the bark.

plasmodial slime sporangia aethalium mold myxomycetes scramble egg bark mulch excessive rain spore yellow nature closeup wild macro wood mushroom mould mycetozoa fuligo plasmodium season flowers tan plant outdoor flora organism orange summer organic tree environment growth biology myxomycete small alive damp decomposition trunk mycology inedible toxic habitat deadwood amoeba