phlycten

例句：

1. 1.The plant has a unique structure with phlycten and leaves.
   这种植物具有独特的结构，有萼片和叶子。
2. 2. The phlycten are responsible for protecting the flower from predators.
   萼片负责保护花朵免受捕食者的伤害。
3. 3.The phlycten is where the petals attach to the stem.
   萼片附着在茎上的地方是花瓣。