sensitive fern

Thesaurus

Noun

1.

sensitive fern - beautiful spreading fern of eastern North America and eastern Asia naturalized in western Europe; pinnately divided fronds show a slight tendency to fold when touched; pinnules enclose groups of sori in beadlike lobesbead fern, Onoclea sensibilisfern - any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by sporesgenus Onoclea, Onoclea - one species: sensitive fern; in some classifications included in Polypodiaceae