fan fern
— Noun
– English
～ large Australasian fern with fanlike repeatedly forked fronds; sometimes placed in genus Gleichenia
fern family
— Noun
– English
～ families of ferns and fern allies
fern ally
— Noun
– English
～ pteridophytes of other classes than Filicopsida
felt fern
— Noun
– English
～ east Asian fern having fronds shaped like tongues; sometimes placed in genus Cyclophorus
fern
— Noun
– English
～ any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores