[1555] Annales de Chimie et de Physique, March, 1869. 309.

[1556] From Dita, the name of the tree in the island of Luzon.

[1557] So named in honour of Charles Alston, Professor of Botany and Materia Medica (1740-1760) in the University of Edinburgh.—The plant is figured in Bentley and Trimen, Med. Pl. part 25 (1877).

[1558] Hortus Malabaricus, i. tab. 45.

[1559] Herb. Amboin. ii. tab. 82.

[1560] Pharm. Journ. xii. (1853) 422.

[1561] Geneesk, Tijdschr. Nederl. Indië, x. (1863) 209; also Archiv der Pharmacie, 212 (1878) 439.

[1562] Jahresbericht of Wiggers and Husemann, 1873. 51.

[1563] Yearbook of Pharm. 1878. 624, from Proc. of the American Pharm. Association, 1877.

[1564] Fig. in Bentley and Trimen, Med. Plants, part 6 (1876).