persistent thickened stem of a herbaceous perennial plant
woody stem of palms and tree ferns
例句
用作名词 (n.)
Herbs perennial, annual, or biennial, acaulescent, rarely caulescent with ascending or decumbent shoots from a caudex. 多年生草本，一年生草本，二年生草本，无茎的或，具茎具上升或外倾嫩枝从一块根那里的很少。
Annual, biennial or perennial herbs, caulescent, with a taproot or woody branching caudex, occasionally with rhizomes. 一年生草本，二年生或多年生草本，具茎，具直根或木质枝，偶有具根状茎。
美
['kɔːdeks]
