银耳,又名白木耳。担子菌纲,银耳科。子实体晶莹透白,形似菊花和鸡冠,富含胶质,干燥后呈白色或米黄色,是一种天然稀有的珍贵药材。它产于我国四川、福建、贵州、湖北等省。生于栓皮栎、麻栎、袍等枯树上。1911年开始在上述树种的段木上进行露天人工栽培。六十年代初,上海农学院、福建省三明真菌试验站 Tremella, also known as white fungus. Basidiomycetes, Tremella. The fruiting body crystal clear white, shaped like chrysanthemums and cockscomb, rich in gum, dry white or beige, is a rare natural rare medicinal herbs. It is produced in China’s Sichuan, Fujian, Guizhou, Hubei and other provinces. Born in cork oak, oak, robe and other dead trees. Beginning in 1911, open-air cultivation was carried out on the section trees of the above-mentioned species. Early sixties, Shanghai Agricultural College, Fujian Sanming fungi test station