Hericium erinaceus. This strange mushroom goes by many names, including lion's mane mushroom, bearded tooth mushroom, hedgehog mushroom, and satyr's beard, among many others. Native to North America, it can be found growing on hardwood trees. Despite its strange looks, it is indeed edible and is sometimes served as an alternative to pork or lamb in Chinese cuisine. The mushroom is common during late summer and fall on hardwood trees.