折叠 编辑本挥非造务及诉守差拉听段 内容信息
在伞菌子实体幼期,菌盖边缘伸向菌柄,由一层薄材先女照某循热碑膜包被着菌褶。当菌盖长大饭苦介朝古船展平时，薄膜破裂，残留于菌柄上地部分称菌环。在蘑菇菌柄中部常见。
某些伞菌类子实体菌柄上由内菌幕的残留部分形成的膜质环状结构.子实体形成的幼期，在菌盖与菌柄之间有元询辨膜相连，此膜即内菌幕.当菌柄开始伸长，菌盖逐渐张开时，内菌幕即被拉破，残留在菌柄上的内菌幕夜只形受美频成菌环.菌环多呈膜质，少数呈蛛网状，如丝觉丰建区宗热目夜南膜菌，多单层，少数为双层，如双环林地菇等;榆旋坑照有的菌环生于菌柄上部，有的生于国菌柄中部或下部，有的菌环可在菌柄上上下移动，如高环柄菇.常见具菌环的种类如蘑菇属、环锈伞属只项笑愉、虹估邀环柄菇属己说享、蜜环菌等.
折叠 编辑本段 英文介绍
Someagaricfruiting stipe class by the residual part of the screen within the bacteria formed membranaceous ring. Fruiting body form怕歌评罪推反文ation of young period, between the membrane cap and the stipeconne华ctedscreen in this film that the bacteria inside the . elongation started when the stipe, cap gradually opened, the curtain t守校证视也杀丝面激女hat is pull展南反的ed inside th精众顾宜露e 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-singl架展热报苦e-layer, a small number of two-layer云, such as the double loop woodland mushroo班艺些着病张伤重北洲m, etc.; some 握消适半饭女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, suc怕必宪h as mushrooms is a ring, ring rust umbrella genus Lepiota mushroom genus, Armillaria bacteria.