Dictionary of Economic Plants. By J. Smith. London, 1882, p. 294.

[21]

Ibid., p. 160. Pharmakognosie des Pflanzenreichs, Wittstein, p. 736. Ann. Chem. Pharm., 77, 295.

[22]

Rabenhorst: Repert. Pharm., lx, 214. Moore: Chem. Centralbl., 1862, 779, Dana.

[23]

Johansen: Arch. Pharm., 3, ix, 210. Ibid., 3, ix 103. Bente: Berl. Ber., viii, 476. Braconnot: Ann. Chim. Phys., 2, 44, 296.

[24]

Wittstein; Pharm. des Pflanzenreichs, p. 249.

[25]