Azollaceae

常见例句

• Azollaceae (mosquito ferns) A family of free-floating aquatic heterosporous ferns found in tropical and warm temperate parts of America and Asia and introduced elsewhere.
  满江红科：原产于美洲与亚洲的热带与温带地区的具有异形孢子的，能够自由漂浮的水生蕨类，现各地都有引种。
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