Terrestrial ferns; stipes tuft, backlish at base; young fronds pinnaye with wider pinnae, when getting older, the fronds become bipinnate or tripinnatifid with slender pinnules.
Under the upswelling tide he saw the writhing weeds lift languidly and sway reluctant arms, hising up their petticoats, in whispering water swaying and upturning coy silver fronds.
The lantern, dangling from Christian's hand, brushed the feathery fronds in passing by, disturbing moths and other winged insects, which flew out and alighted upon its horny panes.