菌環

在傘菌子實體幼期，菌蓋邊緣伸向菌柄，由一層薄膜包被著菌褶。當菌蓋長大展平時，薄膜破裂，殘留於菌柄上地部分稱菌環。在蘑菇菌柄中部常見。

某些傘菌類子實體菌柄上由內菌幕的殘留部分形成的膜質環狀結構。子實體形成的幼期，在菌蓋與菌柄之間有膜相連，此膜即內菌幕。當菌柄開始伸長，菌蓋逐漸張開時，內菌幕即被拉破，殘留在菌柄上的內菌幕形成菌環。菌環多呈膜質，少數呈蛛網狀，如絲膜菌，多單層，少數為雙層，如雙環林地菇等；有的菌環生於菌柄上部，有的生於菌柄中部或下部，有的菌環可在菌柄上上下移動，如高環柄菇。常見具菌環的種類如蘑菇屬、環銹傘屬、環柄菇屬、蜜環菌等.

Someagaricfruiting stipe class by the residual part of the screen within the bacteria formed membranaceous ring. Fruiting body formation of young period, between the membrane cap and the stipeconnectedscreen in this film that the bacteria inside the . elongation started when the stipe, cap gradually opened, the curtain that is pulled inside the bacteria break, left in the stipe on the formation of bacteria within the fungus-screen ring. bacterium Duocheng membranaceous ring, a few showed cobweb-like, such assilkfilm bacteria, multi-single-layer, a small number of two-layer, such as the double loop woodland mushroom, etc.; some bacteria, Central, was born in the upper part of stipe, and some born in the middle or lower part of stipe, and some bacteria on the ring can be moved up and down the stipe, such as high-ring mushroom stem. common with the types of bacteria, such as mushrooms is a ring, ring rust umbrella genus Lepiota mushroom genus, Armillaria bacteria.