Family CN: Sensitive Fern Family Family Code: ONOCLE Family Parent: [in POLYPODIALES] Family Authority: Pichi Sermolli 1970 Summary: A family of 4 genera and 5 species (but see below), of north temperate regions. The family as here circumscribed is monophyletic and sister to Blechnaceae (Smith et al. 2006). Christenhusz, Zhang, & Schneider (2011) prefer to combine the 5 species in the family into a single genus (Onoclea). Reference: Christenhusz, Zhang, & Schneider (2011); Smith et al. (2006) Last Updated: 2020-01-01 Publish: 1