Ferni费尔尼fernn.羊齿植物；蕨Fernand's eye darted lightning.Ferns in the Fanjinshan Mountains梵净山蕨类植物Fernel rs disease aortic aneurysm费内尔氏病Fernando Po Puff-Back Flycatchern.费南喷背鹟fern of northeastern North America.北美洲东北部的蕨类植物。fern crystallization of cervical mucus宫颈粘液羊齿状结晶Ferns reproduce themselves by spores.蕨类植物用孢子繁殖。fern-leaf crystallization of cervical mucus宫颈粘液羊齿状结晶