[2764] Archiv der Pharm. cxliv. (1870) 200.
[2765] The name Ergotine has also been given to a medicinal extract of ergot, prepared after a method devised by Bonjean, a pharmacien of Chambéry, vide Journ. de Pharm. iv. (1843) 107; Pereira, Elem. of Mat. Med. ii. (1850) 1012.
[2766] See Müntz in Comptes Rendus, lxxvi. (1873) 649.
[2767] The red colour of an alcoholic solution may serve for the detection of small quantities of ergot in flour. The reaction with potash, and evolution of the characteristic odour of herring brine may assist in the same object. Extraction of the fatty oil with carbon bisulphide may also be recommended as a test, inasmuch as good cereal grains contain but a very small percentage of fat.
[2768] De l’Ergot de Froment et de ses propriétés méd. (thèse) Montpellier, 1862.
[2769] Etude sur l’Ergot du Diss, Alger et Paris, 1863; Journ. de Pharm. i. (1865) 444.
[2770] Carrageen in Irish signifies moss of the rock. We learn from an Irish scholar that it would be more correctly written carraigeen.
[2771] Plantar. hist. universal. Oxon. iii. tab. 11.
[2772] See Luerssen (quoted at p. 734) i. 124 et seq.
[2773] Alcohol, glycerin or a fatty oil are the liquids most suited for the microscopic examination of this drug.