[512] We are thus at variance with Collas of Pondichéry, who attributes to the ripe fruit 5 per cent. of tannin.—Hist. nat. etc. du Bel ou Vilva in Revue Coloniale, xvi. (1856) 220-238.

[513] 40 bags in a drug sale, 8th May, 1873.

[514] The Pharmacopœa Germanica of 1872 expressly forbids the use of the wood of Picræna in place of Quassia.

[515] Trans. Roy. Soc. Edinburgh, iii. (1794) 205. tab. 6.

[516] Liebig’s Annalen der Pharm. xxi. (1837) 40.

[517] Blue Book, Island of Jamaica, for 1871.

[518] Consular Reports, No. 3, presented to Parliament, July 1873.

[519] Rost van Tonningen, Jahresbericht of Wiggers (Canstatt) for 1858. 75; Pharm. Journ. ii. (1872) 644. 654.

[520] The λίβανος of the Greeks, the Latin Olibanum, as well as the Arabic Lubân, and the analogous sounds in other languages, are all derived from the Hebrew Lebonah, signifying milk: and modern travellers who have seen the frankincense trees state that the fresh juice is milky, and hardens when exposed to the air. The word Thus, on the other hand, seems to be derived from the verb θύειν, to sacrifice.

[521] On the Genus Boswellia, with descriptions and figures of three new species.—Linn. Trans. xxvii. (1870) 111. 148. This paper is reprinted as an appendix to Cooke’s “Report on the gums, resins, ... of the Indian Museum,” Lond. 1874.—The original plates are much superior and more complete than the reprints.—The materials on which Dr. Birdwood’s observations have been chiefly founded, and to which we also have had access, are,—1. Specimens collected during an expedition to the Somali Coast made by Col. Playfair in 1862.—2. Growing Plants at Bombay and Aden, raised from cuttings sent by Playfair.—3. A specimen obtained by H. J. Carter in 1846, near Ras Fartak, on the south-east coast of Arabia, and still growing in Victoria Gardens, Bombay; and figured by Carter in Journ. of Bombay Branch of R. Asiatic Soc. ii. (1848) 380, tab. 23.