塊莖

块茎
kuàijīng
(botany) a (stem) tuber

CEDICT

  1. (botany) tuber (fleshy underground stem)
  2. tuber (fleshy underground stem)

Wiktionary

地下莖呈塊狀者，如馬鈴薯、菊芋等。可分割成數塊，供繁殖新個體使用。

重編國語辭典

Entry Composition

1 塊 kuài
  1. lump; chunk; piece
  2. classifier for pieces of cloth, cake, soap etc
  3. (coll.) classifier for money and currency units
2 莖 jīng
  1. stalk
  2. stem

classifier: 條