常見例句Holdfast(hapteron) In algae, the cell or organ that attaches the plant to the substrate. 固著器:是藻類植物具有的一種起固著作用的細胞或器官。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. 單中柱:原生中柱的一種類型,是由韌皮部、中柱鞘和內皮層包圍著內方的木質部構成的實心中柱。hapteron) In algae, the cell or organ that attaches the plant to the substrate. 固著器:是藻類植物具有的一種起固著作用的細胞或器官。3. Holdfast(hapteron) In algae, the cell or organ that attaches the plant to the substrate. 固著器:是藻類植物具有的一種起固著作用的細胞或器官。 返回 hapteron