hazel-crottles

(ha’zl-krot’1z), n. A species of lichen, Sticta pulmonaria, used in dyeing yarn and woolen goods. It is also a tonic and an astringent, and has been used for flavoring beer, for making diet drinks or jellies for invalids, and by the Swedish peasants — for epidemic catarrh in cattle and sheep. Also called hazelrag or hazel-raw. _See Sticta, [North. Bng.]