常见例句Fragilaria sp. 脆杆藻Fragilaria longissima var. protentan. 长脆杆藻伸长变种Fragilaria intermedian. 中型脆杆藻Fragilaria oldenburgianan. 古昔脆杆藻Fragilaria crotonensisn. 巴豆叶脆杆藻Fragilaria opephoroidesn. 拟槌棒脆杆藻 返回 Fragilaria