Hericium is a genus of fungi known for its unique appearance, resembling a white, fluffy pom-pom. Commonly referred to as lion's mane mushrooms, these fungi grow on decaying wood and are found in temperate forests. They are notable for their long, cascading spines, which can reach lengths of up to 3 inches. In addition to their striking look, Hericium mushrooms are valued for their potential health benefits. Research suggests they may support cognitive function and nerve health, making them a popular choice in traditional medicine and dietary supplements.