Woodwardia fimbriata, known by the common name giant chain fern, is a 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.
Woodwardia fimbriata has very long fronds, each reaching 1 to 3 meters in length. Its sori are short but broad and ...