Sadleria

• Includes genera Blechnum
• Doodia
• Stenochlaena
• Woodwardia
• One of a number of families into which the family Polypodiaceae has been subdivided in some classification systems

Wikipedia Word definitions in Wikipedia
Blechnaceae is a family of from two to nine genera and between 240-260 species of ferns , with a cosmopolitan distribution , in the eupolypods II clade of the order Polypodiales , in the class Polypodiopsida . Most are ground dwelling, some are climbers, ...