Scyphophorus pyxidatus, Hook, Engl. Fl. vi. p. 238; Cenomyce pyxidata, Ach. Syn.; Cladonia pyxidata, Schaer. Lich. Helv. Spicil. p. 26; Lichen Pyxidatus, Linn.; Muscus pyxidatus, Dale, Pharm.; Cup-moss.—This species (frequently mixed with S. fimbriatus, Hook., and sometimes with S. cocciferus, Hook.) is the Cup-moss of the shops. It was recommended by Dr. Willis [Pharmaceutice Rationalis, pars 2da, p. 49, 1678.] as a remedy for whooping-cough [See, also Dillenii, Dissertatio de Lichene Pyxidato, in Schlegel's Thesaurus Materia Medica, t.i.p. 307, Lipsiae, 1793.]. He gave it in drachm doses, in the form of powder, decoction, and syrup.
The Elements of Materia Medica and Therapeutics, Vol. II, 3th American ed., was written by Jonathan Pereira in 1853.