| fern seed | (n) the asexual spore of ferns that resembles dust; once thought to be seeds and to make the possessor invisible |
| golden polypody | (n) tropical American fern with brown scaly rhizomes cultivated for its large deeply lobed deep bluish-green fronds; sometimes placed in genus Polypodium, Syn. Phlebodium aureum, rabbit's-foot fern, serpent fern, Polypodium aureum |