Bioiogia generalis 



462 



:202777 Harris, J. A., and R. A. Gortner. 575.2 

 1914/15. Relationship between Morphological Characters and Chemical 

 Composition. Year Book Carnegie Inst. Washington Xo. 12 p. 107 — 

 108. — Chemical and Morphological Différences. No. 13 p. 121. [Com- 

 position of cell-sap of Passiflora (specific gravity, electrical conductivi- 

 ty, osmotic pressure) varies with morphological characters.] 



78 Leake, H. M. 575.2 



1914. A Preliminary Note on tho Factors Controlling the Ginning Per- 

 cent of Indian Cottons. Journ. Genetics Cambridge Vol. 4 p. 41—47. 

 [Complex character, variation of 3 factors.] 



79 Leboucq, Georges. 575.2 



1914. La signification des variations anatomiques. Ann. Soc. Méd. 

 Gand Ann. 80 p. 58—74. [Evolution progressive et régressive.] 



80 Pearson, Karl. 575.2 



1914. On the Probability that two Independent Distributions of Fre- 

 quency are Iteally Samples of the Same Population, with Special Réfé- 

 rence to Récent Work on the Identity of Trypanosome Strains. Bio» 

 metrika YoL 10 p. 85-143, 15 figg. 



81 Rowan, William, K. M. Parker, and Julia Bell. 575.2 



1914. On Homotyposis and Allied Characters in Eggs of the Common 

 ïern. Biometrika Vol. 10 p. 144—168, 15 tigg. 



82 Salmon, E. S. 575.2 



1914. On the Appearance of Sterile „Dwarfs u in Humulus Lupulus L. 

 Journ. Genetics Cambridge Vol. 3 p. 195—200, 2 pis. 



83 Salzmaun, M. 575.2 



1914. Ein Beitrag zur Bakterienmutation. Centralbl. Bakt. Parasit. 

 Abt. 1 Orig. Bd. 75 p. 105—112. [Abweichende „grosse" Kolonien von 

 Bacterium mobile mutans.] 

 202784 Simpsou, James J. 575.2 

 1914. Contribution to a Statistical Study of the Crucifer*. Variation in 

 the Flowers of Lepidium draba Linn^ds. Biometrika Vol. 10 p. 215— 

 268, 11 figg. 



85 Vavilov, N. I. 575.2 



1914. Immunity to Fungous Diseases as a Physiological Test in Gene- 

 tics and Systematics, exemplified in Cereals. Journ. Genetics Cambridge 

 Vol. 4 p. 49—65. 



86 de Vries, Hugo. 575.2 



1914. The Principles and Theory of Mutation. The Evolution of Spe- 

 eles. Not a Slow Process, But Takes Place by Leaps. Scient. Amer. 

 Suppl. Vol. 78 p. 138—139. 



87 Babcock, Ernest B. 575.2 



1915. Walnut Mutant Investigations. Proc. nation. Acad. Sc. Washing- 

 ton Vol. 1 p. 535—537. 



88 Barlett, HarJey Harris. 575.2 



1915. Mutation en masse. Amer. Natural. Vol. 49 p. 129—139, 9 figg. 

 [Oenothera reynoldsii. Phenomena bearing certain resemblance to Men- 

 delian ségrégation.] 



89 Belliug, John. 575.2 



1915. The Evening Primrose Varieties of de Vries. Amer. Natural. 

 Vol. 49 p. 319— 320. 



90 Davis, Bradley Moore. 575.2 



1915. Professor de Vries on the Probable Origin of Oenothera lamar- 

 ckiana. Amer. Natural. Vol. 49 p. 59—64. [Not safe material on which 

 to base mutation theoxy.] 



91 Jeffrey, Edward C. 575.2 



1915. Some Fundamental Morphological Objections to the Mutation 

 Theory of dé Vries. Amer. Natural. Vol. 49 p. 5 — 21, 7 figg. [Hybrid 

 contamination in Oenothera.] 

 :202792 Lotsy, J. P. 575.2 

 1915. Kreuzung oder Mutation die mutmassliche Ursache der Polymor- 



