n.most widely grown fern of the genus Athyrium for its delicate foliage
同义词：Athyrium filix-femina
英汉双解大词典
lady fern
1.
N（名词）
a large, graceful, but variable fern, Athyrium filix-femina, with bipinnate fronds, commonly found on damp acid soils in woods and on hillsides 蹄盖蕨