psathyrella piluliformis common stump brittlestem mushroom reddish-brown mushroom that grows steeply in groups, natural light

agaricomycetes agriculture asia asian autumn background bark basidiocarp basidiomycota beautiful bonnet borealis botanic botanical branches brown bunch bushes cap caps close closeup cluster color colorful edible fall floor forest four fresh fungi fungus ground inclinata leaves macro mushroom mushrooms mycena natural nature outdoor outdoors piluliformis psathyrella rainy season white wood