Why is it called Chain fern?: The spore-producing sori on the underside of the frond are linear and arranged end to end as in a chain.
[Wikipedia] Taxonomy: Woodwardia fimbriata was first described by James Edward Smith. It was first published in The Cyclopaedia in the year 1818.[14] The term "Woodwardia" is a reference to the English botanist Thomas Jenkinson Woodward.[15] (link added by Mary Ann Machi)
Calflora:
Information on California plants for education, research and conservation,
with data contributed by
public and private institutions and individuals.
[web application]. 2025.The Calflora Database
[a non-profit organization].Available:
https://www.calflora.org/(Accessed: 03/28/2025).