All the seagrasses have horizontal rhizomes, and many species have vertical rhizomes.In some seagrass species, clonal reproduction, via apomict, was also observed.

所有的海草都具有水平根状，海草也具有垂直根状，在一些海草中，也察到无性生殖(无融合生殖)。

Cloning is the process that an offspring which has the same genomes with matriline is procreated by using agamogenesis technology.And Cloning technology is an important technology in life science.

克隆是利用生由无性生殖产生与原个体有完全相同基因组之后代的过程，它是现代生命科学的一项重要。