Woodwardia fimbriata

Woodwardia fimbriata, known by the common name giant chain fern, is an evergreen perennial fern species in the family Blechnaceae, in the eupolypods II clade of the order Polypodiales, in the class Polypodiopsida. It is native to western North America from British Columbia through California, including the Sierra Nevada, into Baja California. It grows in coniferous forests and other moist wooded habitat. It was first described by James Edward Smith and is characterized by its large fronds and arrangement of reproductive sori. Not only is it used in gardens, but it also has a history of use by the native tribes in the United States, such as the native tribes of California....read more on Wikipedia.