一九八四年夏,受外贸部门嘱托,我们有机会接触到一些日本客商希望在中国购买商品海藻所提供的样品。日本人民对食用海藻具有悠久的历史,每年对有食用价值海藻的需要量约一万吨干品,而日本本国的产量,仅能满足需要量的60％,其他40％的海藻则需要依靠进口。我们对这部分样品中较为完整的个体进行了鉴定,共有五个种,它们均属于红藻门。在这五个种中除了鸡冠菜Meristotheca papu- In the summer of 1984, entrusted by the Ministry of Foreign Trade, we had the opportunity to come in contact with some samples from Japanese merchants who wish to purchase seaweed from China. Japanese people have a long history of eating seaweed, and about 10,000 tons of dried seaweed are consumed each year, while Japan’s domestic production can only meet 60% of its needs. The other 40% of seaweeds need to rely on imports . We identified some of the more complete individuals in this sample, a total of five species, all of which belong to the phylloplast. In addition to these five species of cockscomb Meristotheca papu-