IN THE TROPICS. 
355 
35. Focke, W. 0., Die Pflanzen-Mischlinge ... 1881 
36. Firminger, T. A., Manual of Gardening for Bengal and 
Upper India, 3rd. ed., Calcutta ... ... 1874 
37. Galton, F., Natural Inheritance ... ... 1889 
38. Gaertner, C. F. von, Versuche und Beobachtungen über 
die Bastard-erzeuging in Pflanzenreich, Stuttgart ... 1849 
39. Gregory, R. P., The seed characters of Pisum sativum. 
New Phytologist. II., 10 ... ... 1903 
40. Hurst, C. C., Mendel’s Principles applied to Orchid 
Hybrids Journ. Boy. Hort. Soc. ... ... 1902 
41. --Mendel’s Theory and Wheat Hybrids, ibid ... 1903 
42. Hybrid Conference Report, J. R. H. S., Vol. XXIV. ... 1900 
43. Kerner , A., Pflanzenleben, Vol. II. 
44. Knight, T. A., An Account of some Experiments on the 
Fecundation of Vegetables. Phil. Trans. ... 1799 
45. Körniclce, F. and Werner, H., Handbuch der Getreidrassen 1885 
46. Kolreuter, J. G., (Ostwald’s Klassiker der Exacten 
Wissenschaften Nr. 41) ... 1761-1766 
47. Küster, E., Die Mendelschen Regeln, ihrer ursprüngliche 
Fassung und ihrer moderne Ergänzung. Biol. Centralbl. 
XXII., 5 ... ... ... 1902 
48. Mafarlane, J. M., A Comparison of the Minute Structure 
of Plant Hybrids with that of their Parents, and its 
Bearing on Biological Problems. Trans. R. Soc. Edin¬ 
burg ... ... ... 1892 
49. Mendel. G., Versuche über Pflanzenhybriden. English 
translation Journ. R. Hort. Soc.' 1901 ... 1865 
50. Millardet, Note sur l’hybridation sans croisement, ou 
fausse hybridation. Mem. Soc. Sei. Bordeaux. 4. IV.... I 894 
51. Naegeli, C. von, Mechanisch-physiologische Theorie der 
Abstammungslehre. München ... ... 1884 
52. Naudin, C., Nouvelles recherches sur l’hybridite des 
végétaux. Ann. de Sei. Nat. Bot. IV. XIX. 1863 
53. Pearson, K., The Grammar of Science, ed. II. 1900 
54. -Mathematical Contributions to the Theory of 
Evolution. XII. On a Generalised Theory of Alter¬ 
native Inheritance, with special reference to Mendel’s 
Laws. Phil. Trans. ... ... ... 1904 
55. Swingle, W. T., and Webber, H. J ., Hybrids and their 
Utilization in Plant Breeding. Year book of the U. S. 
Dept, of Agriculture... ... ... 1897 
56. Strasburger, E ., Ueber Befructwng Bot. Zeitg. 59, 23... 1901 
57. Theile, P., Der Maisbau. Stuttgart. ... ... 1899 
58. Tschermak, E., Ueber Künstliche Kreuzung bei Pisum 
sativum. Zeitschrift, f, d. landwirts. Versuchswesen in 
Oesterr. And abstract in Ber. deut. bot. Ges. 
1900 
