[119] Chloris Andina, in 4to. p. 103.

[120] Sabine, Trans. Hort. Soc., vol. v. p. 249.

[121] No importance should be attached to this flavour, nor to the watery quality of some of the tubers, since in hot countries, even in the south of Europe, the potato is often poor. The tubers, which are subterranean ramifications of the stem, are turned green by exposure to the light, and are rendered bitter.

[122] Journal Hort. Soc., vol. iii. p. 66.

[123] Hooker, Botanical Miscellanies, 1831. vol. ii. p. 203.

[124] Journal of the Voyage, etc., edit. 1852, p. 285.

[125] Vol. i. part 2, p. 329.

[126] Vol. v. p. 74.

[127] Ruiz and Pavon, Flora Peruviana, ii. p. 38.

[128] Dunal, Prodromus, xiii., sect. i. p. 22.