Flower mushroom is the top grade of shiitake mushroom, known as "mountain treasure", it is famous at home and abroad for its large size, thick mushroom, low water content, and long preservation period, the production of flower mushroom maintains the natural and pure characteristics, and it is famous in the mushroom world for its fragrant flavor and pure texture, and it is known as the best treasure on the table because of its beautiful and crunchy appearance.

Flowering mushrooms are the best of all mushrooms. Shiitake mushrooms are divided into three categories according to their quality: wild, wooden artificial mushrooms and bag-planted mushrooms. Each category is subdivided into three kinds: flower mushroom, thick mushroom and flat mushroom. They are generally categorized into three levels: the first level is the Flower Mushroom. The flower mushroom is only as big as a copper coin and is covered with flowers. The mushroom is plump, tender and rich in flavor. The cap is intact, with white and yellowish cracks in the shape of chrysanthemum petals, which are formed after the surface of the mushroom is frostbitten and then bridged by sunlight, so it is also known as chrysanthemum mushroom. The edge of the mushroom is inwardly rolled, the gills are white, thin and clean, and the stalk is short.

The main places of origin of the Flower Mushroom are Jingshan County and Sanligang in Hubei Province, Qingyuan County in Zhejiang Province, Songyang County in Zhejiang Province, and Uyang County and Xixia County in Henan Province. It can be made into flower mushroom sauce.