A small,thin,usually dry,often appressed plant structure,such as any of the protective leaves that cover a tree bud or the bract that subtends a flower in a sedge spikelet.

• 鳞苞一种小而薄的，通常是干的紧贴植物结构，如任一种覆盖树苞的保护性叶片或莎草属植物的小穗中包住花朵的苞片