Notes 21.03.18.docx

Hydnum repandum, the hedgehog mushroom, is a fungus of the family Hydnaceae. First described by Carl Linnaeus in 1753, it is the type species of its genus. The cap is dry, colored yellow to light orange to brown, and often develops an irregular shape, especially when crowded. The mushrooms are characterized by spore-bearing structures—in the form of spines rather than gills—which hang down from the underside of the cap. The mushroom tissue is white with a