[57] Quoted in ‘Bull. Bot. Soc. France,’ vol. ii., 1855, p. 327.
[58] Gärtner, ‘Bastarderzeugung,’ s. 259, 518, 526 et seq.
[59] ‘Fortsetzung,’ 1763, s. 29; ‘Dritte Fortsetzung,’ s. 44, 96; ‘Act. Acad. St. Petersburg,’ 1782, part ii., p. 251; ‘Nova Acta,’ 1793, pp. 391, 394; ‘Nova Acta,’ 1795, pp. 316, 323.
[60] ‘Die Bastardbefruchtung,’ etc., 1865, s. 31, 41, 42.
[61] Max Wichura fully accepts this view (‘Bastardbefruchtung,’ s. 43), as does the Rev. M. J. Berkeley, in ‘Journal of Hort. Soc.,’ Jan. 1866, p. 70.
[62] ‘Bastarderzeugung,’ s. 394, 526, 528.
[63] Kölreuter, ‘Nova Acta,’ 1795, p. 316.
[64] Gärtner, ‘Bastarderzeugung,’ s. 430.
[65] Quoted by Dr. Murie, in ‘Proc. Zoolog. Soc.,’ 1870, p. 40.
[66] ‘Botanische Zeitung,’ Jan. 1864, s. 3.