An edible fungus. Auricularia auricula is a nutritious edible fungus, and it is also a traditional health food and export commodity in China. It has many aliases, because it grows on rotten wood and looks like a human ear, so it is named auricularia.

Auricularia auricula, a popular word on the Internet, refers to female vagina (used for XX). Auricularia auricula refers to women who have had sexual experiences or have had many sexual experiences! (medicine shows that women have more sexual experiences, and that place will turn black.) There is also a saying that it is fungus, which refers to virgins and women with less sexual experiences!

Vagina is often replaced or metaphorically represented by auricularia auricula, abalone, acupoint, YD, etc.