[87] ‘Journal of Hort. Soc.,’ vol. ii., 1847, p. 83.
[88] ‘Beiträge zur Kenntniss,’ etc., s. 117 et seq.; Kölreuter, ‘Zweite Fortsetzung,’ s. 10, 121; ‘Dritte Fortsetzung,’ s. 57. Herbert, ‘Amaryllidaceæ,’ p. 355. Wiegmann ‘Ueber die Bastarderzeugung,’ s. 27.
[89] ‘Bastarderzengung,’ s. 356.
[90] ‘Teoria della Riproduzione,’ 1816, p. 84; ‘Traité du Citrus,’ 1811, p. 67.
[91] Mr. C. W. Crocker, in ‘Gardener’s Chronicle,’ 1861, p. 1092.
[92] Verlot, ‘Des Variétés,’ 1865, p. 80.
[93] Verlot, ibid., p. 88.
[94] Prof. Allman, Brit. Assoc., quoted in the ‘Phytologist,’ vol. ii. p. 483. Prof. Harvey, on the authority of Mr. Andrews, who discovered the plant, informed me that this monstrosity could be propagated by seed. With respect to the poppy, see Prof. Goeppert, as quoted in ‘Journal of Horticulture,’ July 1st, 1863, p. 171.
[95] ‘Comptes Rendus,’ Dec. 19th, 1864, p. 1039.
[96] ‘Gardener’s Chronicle,’ 1866, p. 681.