siphonosteles

siphonosteles

美 　英

• n.【植】管状中柱
• 网络管状中心柱；虹吸管；管状中轴

词形变化

复数：siphonosteles  

英汉解释

n.	1. 【植】管状中柱

英英解释

n.	1. a type of vascular cylinder , found in many ferns, in which the water-conducting vessels of the stem are arranged around a central core of pith