Cullen’s Mat. Med. Edinb. 1789. Tom. II. p. 309.
Murray, Appar. Medic. Gotting. 1787. Tom. IV. p. 226.
Grozier’s general Description of China. London. 2 vol. 8vo. Vol. I. p. 442.
Fougeroux de Bondaroi, in Rozier, obs. et mem. sur la Physique, Tom. I. f. 1.
Woodville’s Supplement to Medical Botany. Lond. 1794. p. 116, with a figure.
Sir George Staunton, An authentic Account of an Embassy, Lond. 1797. Vol. I. p. 22. and particularly Vol. II. p. 464.