角苔一种金鱼藻属的水下植物,在风平浪静时会形成纵横交错的树枝网,生有轮生的多裂叶,开极小的单性花。
Any of several submerged plants of the genus ceratophyllum , forming branched masses in quiet water and having finely dissected , whorled leaves and minute unisexual flowers .