The Variation of Animals and Plants Under Domestication, Vol. I.

by Charles Darwin

[583] See the elder De Candolle, in 'Transact. of Hort. Soc.,' vol. v.; and Metzger 'Kohlarten,' &c.

[584] 'Gardener's Chronicle,' 1859, p. 992.

[585] Alph. De Candolle, 'Géograph. Bot.,' pp. 842 and 989.

[586] 'Gardener's Chron.,' Feb. 1858, p. 128.

[587] 'Kohlarten,' s. 22.

[588] Godron, 'De l'Espèce,' tom. ii, p. 52; Metzger, 'Kohlarten,' s. 22.

[589] 'Géograph, Bot.,' p. 840.

[590] Godron, 'De l'Espèce,' tom. ii. p. 54; Metzger, 'Kohlarten,' s. 10.

[591] 'Gardener's Chron. and Agricult. Gazette,' 1856, p. 729.

[592] 'Gardener's Chron. and Agricult. Gazette,' 1855, p. 730.