coptine (koptin)

[ Coptis (kop'tis), n. [NL., United States, is used by the Indians for coloring cloth and skins yellow. The yellow, thread-like rhizomes, whence the common name of goldthread , are used in medicine as a pure bitter tonic. The root of C. Teeta , of China and India, known as Mishmi bitter, has been long in repute in India as a remedy for diseases of the eye, and is still in use as a bitter tonic. The species are found to contain an unusual percentage of berberine. Coptocycla (kop-to-sik'la), n. [NL. (Chevrolat, 1834), The Century Dictionary and Cyclopedia: The Century dictionary IMG:content-1273.png:[merged small][merged small][ocr errors][merged small][merged small][merged small] England potato-beetle. C. aurichalcea is known as the golden tortoise-beetle. Both feed upon the sweet potato, morning-glory, and other convolvulaceous plants.