A characteristic fern-like pattern on a slide viewed under low power on a microscope, used as a sign when testing for ovulation or the presence of amniotic fluid.

A female given name. / A topographic surname.

Any of a group of some twenty thousand species of vascular plants classified in the division Pteridophyta that lack seeds and reproduce by shedding spores to initiate an alternation of generations.

plural of fern

plural of Fern

Covered in ferns.

plural of male fern

Dryopteris filix-mas, from which is derived a vermifuge preparation.

A coarse fern, Osmundastrum cinnamomeum, found primarily in wet areas.

plural of Christmas fern