[863] Ibid., 1842, p. 55.
[864] 'Gard. Chron.,' 1867, p. 235.
[865] Gärtner, 'Bastarderzeugung,' s. 305.
[866] Mr. D. Beaton, in 'Cottage Gardener,' 1860, p. 250.
[867] 'Gard. Chron.,' 1850, p. 536.
[868] Braun, 'Ray Soc. Bot. Mem.,' 1853, p. 315; Hopkirk's 'Flora Anomala,' p. 164; Lecoq, 'Géograph. Bot. de l'Europe,' tom. iii., 1854, p. 405; and 'De la Fécondation,' 1862, p. 303.
[869] 'Des Variétés,' 1865, p. 5.
[870] W. Mason, in 'Gard. Chron.,' 1843, p. 878.
[871] Alex. Braun, 'Ray Soc. Bot. Mem.,' 1853, p. 315; 'Gard. Chron.,' 1841, p. 329.
[872] Dr. M. T. Masters, 'Royal Institution Lecture,' March 16, 1860.