[18] Sidney’s edition of Youatt on the Pig, p. 24. I have given analogous facts in the case of mankind in my ‘Descent of Man,’ 2nd edit., p. 195.
[19] ‘Journal of Horticulture,’ 1862, pp. 476, 498; 1865, p. 460. With respect to the heartsease, ‘Gardener’s Chronicle,’ 1863, p. 628.
[20] ‘Des Jacinthes, de leur Culture,’ 1768, p. 53: on wheat ‘Gardener’s Chronicle,’ 1846, p. 653.
[21] W. B. Tegetmeier, ‘The Field,’ Feb. 25, 1865. With respect to black fowls, see a quotation in Thompson’s ‘Nat. Hist. of Ireland,’ 1849, vol. i. p. 22.
[22] ‘In Sachen Darwin’s contra Wigand,’ 1874, p. 70.
[23] ‘Bull. de la Soc. d’Acclimat.,’ tom. vii. 1860, p. 359.
[24] ‘Transact. Hort. Soc.,’ vol. i. 2nd series, 1835, p. 275. For raspberries, see ‘Gardener’s Chronicle,’ 1855, p. 154, and 1863 p. 245.
[25] ‘Gardener’s Chronicle,’ 1843, p. 806.
[26] Ibid., 1850, p. 732.
[27] Ibid., 1860, p. 956.