haptera

基本解释

• n.附着器；吸胞；菌索基

同根派生

英汉例句

• On drying out, the arms, or haptera, act in similar manner to the elaters of liverworts, and are thus termed elaters.See elater.
  这种中柱类型存在于象莱尼蕨这样一些著名的原始维管植物中。
• Hapteron (pl. haptera)1.See holdfast. 2.In species of Equisetum (horsetails), the outer wall of the spore, which forms an X-shaped structure, the arms of which are wraped around the spore.
  单中柱：原生中柱的一种类型，是由韧皮部、中柱鞘和内皮层包围着内方的木质部构成的实心中柱。