hymenochaete rubiginosa fungus on dead quercus vulcanica tree root

autumn background beauty beech black botanical botany bracket brackets brown cap caps closeup cluster crust curtain edible environment fall forest fungi fungus group growth hymenochaete rubiginosa inedible mushroom hunting mushrooms mycology natural nature oak october old outdoor parasite park perennial rubiginosum spring stipitochaete stump tough tree trunk wild