In most basidiomycotes the basidia are borne on a special fertile layer, the hymenium, on the surface of a fruiting body, the BASIDIOMA.

大担菌中，担是由一个专门可育层，即体表面层形成。

Hymenium (pl. hymenia) A layer of the fruiting body of certain ascomycete and basidiomycete fungi in which the asci or basidia are borne.

真菌根据其“”（体译者注）结构特征分为三大门类：接合菌类、囊菌类和担菌类。