Neue Litteratur. 147 



Harris, J. A. 1914. Current proirress in the study of natural seleciion, 



(Pop. Sc, Monthly. 1914. p. 128—146.) 

 Harris, J. A. 1914. Graphics of the american whaling industry. (Pop. 



Sc. Monthly. 1914. p. 83-86. 4 f.) 

 Harris, J. A. 1914. Introductions to the new statistics with special 



reference to the needs of biologists. (Science. N. S. XXXIX. p. 



828-830.) 

 Harris, J. Ä. 1912. On the relationship between bilateral asymmetry 



and fertility and fecundity. (Arch. Entw.-Mech. Organismen. XXXV. 



p. 500-522.) 

 Harris, J. A. 1913. Supplementary note on the significance of variety 



tests. (Science. N. S. XXXVII. p. 493.) 

 Harris, J. A. 1913. The data of inter-varietal and inter-specific com- 



petition in their relation to the problem of natural selection. 



(Science. N. S. XXXVIII. p. 402- 403.) 

 Harris, J. A. 1914. The relationship between the weight of the seed 



planted and the characteristics of the plant produced. II. (ßiome- 



trika. X. p. 72-84.) 

 Joit, L. 1916. Der Kampf ums Dasein im Pflanzenreich. (Strassburg 



I91ö. 8'\) 

 Losch, H. 1916. Ueber die Variation der Anzahl der Sepalen und 



der Hüllblätter bei Anemone nemorosa L. und über den Verlauf 



der Variation während einer Blütenperiode nebst einigen terato- 



logischen Beobachtungen, (Ber. deutsch, bot. Ges. XXXIV.p. 396— 



411. 1 T.) 

 Perriraz, J. 1916. A propos de l'evolution et de l'adaptation. (Bull. 



Soc. vaudoise Sc nat. LI. p. 111 — 123.) 

 Saunders, E. R. 1916. On selective partial sterility as an explanation 



of the behavior of the double-throwing stock and the Petunia. 



(Amer. Nat. L. p. 486—498.) 

 Sazyperow, T. 1916. Helianthus annuus L X Helianthus argophyllus 



A. Gray. (Bull. appl. Bot. Petrogad. IX. p. 207—244. 4 pl. Russian 



and english.) 

 Sinnott, £. W. 1916. Comparative rapidity of evolution in various 



plant types. (Amer. Nat. L. p. 466— 478. j 

 Surface, F. M. and R. Pearl. 1916. A method of correcting for soil 



heterogeneity in variety tests. (Journ. agr. Res. V. p. 1039—1050.) 

 Trow, A. H. 1916. A criticism of the hypothesis of linkage and cros- 



sing over. (Journ. of Genetics. V. p. 281 — 297.) 

 Verloop, J. H. 1916. De descendentieleer. Een fata morgana op evo- 



lutiegebied. Bijdrage tct de leer der onstoffelijke oorsprongen en 



der natuurlijke ontwaarding. (Kampen, J. H. Kok. 1916. 8'. 51 pp.) 

 Victorin, M. 1916. Prenanthes mainensis, notes on the morphology, 



taxonomy and distribution of this hybrid form, (Ottawa Nat. XXIX. 



p. 140-145. ill.) 

 White, 0. E. 1916. Studies of teratological phenomena in their rela- 

 tion to evolution and the problems of heredity. II: The nature, 



causes, distribution and inheritance of fasciation with special re- 

 ference to its occurence in Nicotiana. (Zschr. ind. Abst.- u. Vererb. - 



Lehre. XVI. p. 49—185. ill.) 



VI. Physiologie. 



Cf. X. Zeller and Neikirk. 



Andre, G. 1916. Sur les relations qui existent entre la presence du 

 magnesium dans les feuilles et la fonction d'assimilation. /Bull. 

 Soc. chim. France. 4. XIX— XX. p. 966—269.) 



