羽狀複葉

羽状复叶
yǔzhuàngfùyè
bipinnate leaf (in phyllotaxy)

CEDICT

植物每葉的小葉片排列在葉軸的兩側，左右如羽毛狀，故稱為「羽狀複葉」。

重編國語辭典

Entry Composition

1 羽 yǔ
  1. feather
  2. 5th note in pentatonic scale
2 狀 zhuàng
  1. (bound form) form; appearance; shape
  2. (bound form) state; condition
  3. (bound form) to describe
  4. (bound form) written complaint; lawsuit
  5. (bound form) certificate
3 複葉 fùyè compound leaf (botany)