fern seed

English Thesaurus

1. the asexual spore of ferns that resembles dust; once thought to be seeds and to make the possessor invisible (noun.plant)

hypernym	:	spore,
definition	:	a small usually single-celled asexual reproductive body produced by many nonflowering plants and fungi and some bacteria and protozoans and that are capable of developing into a new individual without sexual fusion (noun.plant)

part meronym	:	fern,
definition	:	any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores (noun.plant)