Any of various terrestrial ferns of the genusWoodwardia, native chiefly to the Northern Hemisphere, having pinnately compound or divided leaves that when fertile bear chainlike rows of spore cases.

• 链蕨：一种狗脊蕨属陆生蕨类植物，原主要产于北半球，具有羽状复叶或全裂叶，繁殖时叶子能长出一排排链状的孢子囊