Mushroom(xiānɡ xùn); basic explanation: shiitake mushroom.

I. Introduction to Shiitake Mushroom

Medicinal name: Shiitake Mushroom

Name origin: "Daily Use of Materia Medica"

Synonyms: shiitake, shiitake mushroom, winter mushroom, chrysanthemum mushroom.

Basic origin: the substrate of the fungus shiitake in the genus Shiitake of the family Side-ear family.

Primary plant: shiitake mushroom, also known as shiitake.

History: "Daily Use of Materia Medica": "Mushroom, born on the wood of Tong, Willow, Hovenia dulcis. The purple ones are called shiitake ......." Also contained: "Sweet, flat and non-toxic, treating the wind to break the blood." Pan Zhiheng "wide spectrum of mushrooms" contained: "Mushroom born in Tong, willow, Hovenia dulcis wood, purple, the name of Amanita muscaria. The word from the grass Qin, Qin Yan also, mushroom flavor is timeless, with Qin Yan meaning."

The above refers to this product, which is now not only used for medicinal purposes, but also as a health food, and regular consumption can prevent the human body from weakening, strengthen the body's resistance, and anti-cancer, lowering blood cholesterol and other effects.

Morphology: mycorrhizal cap diameter 3 ~ 12cm, flat hemispherical, gradually spreading, early light brown, and then become purple-brown, covered with a layer of brown scales, radial arrangement, or chrysanthemum-like rupture, exposing the white flesh, mycorrhizal flesh is thick and dense, taste; mycorrhizal folds white; mycorrhizal stipe cylindrical or slightly flattened, 3 ~ 10cm long, 0.5-1cm in diameter, in the solid; mycorrhizal filament membranous, very easy to disappear, the lower part of the mycorrhizal filament membrane. Very easy to disappear, and the surface of the stipe underneath is often covered with scales. Spores are ellipsoid, sometimes slightly pointed at one end and ovoid, transparent and colorless, smooth.

Habitat and distribution: Born on fallen trees in broad-leaved forests. Distributed throughout China, usually cultivated artificially.

II. Chemical Properties

Contains shiitake essence, shiitakein, adenine, shiitake purine. The substrate contains ribonuclease M, T2, Rh, Le2. in addition to albumin, gluten, alcohol soluble proteins, more than 18 kinds of amino acids, there are fat, sugar, crude fiber, inorganic elements, a variety of vitamins, acetamide, choline, ergosterol, mannitol, alginate and 3-[9-(6-aminopurine)]. -aminopurine)]propionic acid, and mushroom polysaccharides.