[2291] Asa Gray, Botany of the Northern United States, New York, 1866. 422.

[2292] Flückiger, Pharm. Journ. vi. (1876), 1021.

[2293] De balsamis et præsertim de Balsamo Canadense, Helsingforsiæ, 1849,—abstracted in the Jahresbericht of Wiggers for 1849. 38.

[2294] From information obligingly communicated by Mr. N. Mercer of Montreal and Mr. H. Sugden Evans of London.—See also Proc. Am. Pharm. Assoc., 1877, page 337, abstracted in Ph. Jour. viii. (1878) 813.

[2295] Proceedings of the American Pharmaceutical Association, Philadelphia, 1873. 119—also 1874. 433.

[2296] Sapin in French; Weisstanne or Edeltanne in German.

[2297] Pharmacologia, Lond. 1693. 395.

[2298] See Morel, Ph. Jour. viii. (1877) 21.

[2299] Hence it is sometimes called in French Térébenthine au citron.

[2300] Wiggers and Husemann, Jahresbericht, 1868. 53.