Genus: Onoclea — sensitive fern
This fern genus is represented by only one species in New England. Its fertile and sterile leaves are quite different; sterile leaves are deeply lobed, while fertile leaves are hardened, brown when mature, and have sori in modified spherical leaf lobes. Reference: Johnson (1993).
Onocleaceae (sensitive fern family)
This genus’s species in New England
Visit this genus in the Dichotomous Key