barometz

Meanings

1. A purported zoophyte, half-animal and half-plant, said to grow in the form of a sheep.
2. A golden chicken fern or woolly fern (Cibotium barometz), the rhizomes of which are covered in furry brown hair; the legend (sense 1) is supposed to have arisen because, when inverted, the rhizomes with stalks growing out of them resemble lambs.

Etymology

Possibly a corruption of Russian баране́ц (baranéc, “species of club moss (genus Lycopodium)”, from бара́н (barán, “ram (male sheep)”) + -ец (-ec, diminutive suffix)).