资料来源 : pyDict

叶柄

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Leafstalk \Leaf"stalk`\, n. (Bot.)
   The stalk or petiole which supports a leaf.

资料来源 : WordNet®

leafstalk
     n : the slender stem that supports the blade of a leaf [syn: {petiole}]