Peziza coccinea is a type of red cup fungus that can be found in woodlands and meadows. It is also known as scarlet cup or scarlet elf cup due to its bright red color and cup shape. Other synonyms for the species include Peziza fungi, Peziza corium, and Peziza varia. The fungus is edible but not very palatable, and it is often used in traditional Chinese medicine to treat amnesia and forgetfulness. Peziza coccinea is a beautiful and fascinating fungus that adds a pop of color to the natural world.