birch mushroom with a red cap and a gray stalk grows in the leaves and grass

birch mushroom red cap gray stalk grows leaves grass mycology vegetable vegetarian leccinum aurantiacum hat white root picking orange bolete vuaijak stem wild edible fungi outdoors environment boletaceae doboj vucijak ingredient boletus bosna nature natural green food background plant autumn closeup season forest leaf fresh organic color macro tree summer fall healthy delicious fungus fruit yellow an day