According to Herlant5), the fruits of Piper Clusii, C. DC, Ger. Aschantipfeffer, contain 11,5 p. c. of volatile oil.

1) Pharmaceutical Archives 4 (1901), 61.

2) Pharm. Ztg. 50 (1905), 412.

3) Schimmel's Bericht April 1890, 48. Comp. also ). Dulong, Journ. de Pharm. II. 11 (1825), 59. - Trommsdorff's Neues Journ. d. Pharm. 11, I. (1825), 104.

4) W. R. Dunstan and H. Garnett, Chem. News 71 (1895), 33; Jahresb. d. Pharm. 1885, 142.

1) Acad. Roy. de Med. de Belgique, 1894, 115; Pharmaceutical Journ. HI. 25 (1895), 643; Jahresb. d. Pharm. 1895, 142.