Blechnaceae 📖 中文释义 乌毛蕨科 📘 English Definition(英文释义) n. one of a number of families into which the family Polypodiaceae has been subdivided in some classification systems; includes genera Blechnum, Doodia, Sadleria, Stenochlaena, and Woodwardia ← blechman B 字母词表 Blechnum →