Neue Litteratur. 147 



de la mouche des bestiaux [Musca corvrisa Fab.] en Afrique tro- 



picale. (C. R. Ac. Sc. Paris. CLII. p. 158—160.) 

 Schaffner, J. H. 1910. The nature and development of sex in 



plants. (Proc. Ohio. Ac. Sc. V. p. 327—350.) 

 Tilse, K. 1910. Zur Frage der Bastardnatur von Psamma baltica. 



(Diss. Kiel 1910. 8^. 54 pp.) 

 Trouessart, E. L. 1911. Le loup de l'Inde [Canis pallipes Sykes] souche 



ancestrale du chien domestique. (C. R. Ac. Sc. Paris. CLII. p. 909—913.) 

 Verworn, M. 1911. Die Erforschung des Lebens. [Vortrag]. 2. Aufl 



(Jena, G. Fischer. 1911. 80. 50 pp.) 



VI. Physiologie. 



Bovie, W. T. 1910. The effects of adding salts to the soil on the 

 amount of non-available water. (Bull. Torrey bot. Club. XXXVIL 

 p. 273-292. 3 fig.) 



Dandeno, J. B. 1909. Osmotic theories, with special reference to 

 Van 't Hoffs law. (Rept. Michigan Ac. Sc. XL p. 28—29.) [The 

 attraction theory offered as a reasonable explanation for osmotic 

 pressure of every character. Van 't Hoffs law not deemed a valid 

 hypothesis for such phenomena. — Moore.] 



Maillefer, A. 1911. L'experience de la jacinthe renversee. (Bull. 

 Soc. vaudoise Sc. nat. 5. XLVII. 172. p. 201—206.) 



Mathews, A. P. 1910. The synthesis of formaldehyde by light 

 without Chlorophyll. (Science N. S. XXXII. p. 926.) [Brief reference 

 to the work of Berthelot and Gaudechon. — Moore.] 



Maze, P. 1911. Les phenomenes de fermentation sont des actes de 

 digestion. Nouvelle demonstration apportee par l'etude de la deni- 

 trification dans le regne vegetal [suite et fin]. (Ann. Inst. Pasteur. 

 XXV. p. 369—391.) 



Mc Pherson, W. 1911. The formation of carbohydrates in the vege- 

 table kingdom. (Science. N. S. XXXIII. p. 131—142.) 



Neljubow, D. 1911. Geotropismus in der Laboratoriumsluft. (Ber. 

 deutsch, bot. Ges. XXIX. 3. p. 97—112.) 



Palladin, W. 1911. Die Bildung roten Pigments an Wundstellen 

 bei Amaryllis vittata. (Ber. deutsch, bot. Ges. XXIX. 3. p. 132— 

 137. 1 Abb.) 



Palladin, W. J. 1911. Physiologie der Pflanzen. 6. Aufl. (St.-Peters- 

 burg 191L 80. 355 pp. ill. Russisch.) 



Pennington, L. H. 1909. The effect of longitudinal compression 

 upon the production of mechanical tissue in stems. (Rept. Michi- 

 gan Ac. Sc. XI. p. 36.) [Abstract of article published in füll in 

 Bot. Gazette L. p. 257—284. Oct. 1910. — Moore.] 



PoFodko, Th. 1911. Ueber den Chemotropismus der Pflanzenwur- 

 zeln. (Jahrb. wiss. Bot. IL. 3. p. 307—388. 4 Fig.) 



Pougnet, J. 1911. Action des rayons ultraviolets sur les gousses 

 vertes de vanille. (C. R. Ac. Sc. Paris. CLII. 18. p. 1184—1186.) 



Rees, B. 1911. Longevity of seeds and structure and nature of 

 seed coat. (Proc. r. Soc. Victoria. XXIII. 2. p. 393—414. 3 pl.) 



Renner, O. 1911. Zur Physik der Transpiration. (Ber. deutsch, bot. 

 Ges. XXIX. 3. p. 125—132.) 



Ritter, G. 1911. Beiträge zur N-Ernährung der Leguminosen. (Cbl. 

 Bakt. 2. XXIX. 23/25. p. 650—668. 2 Taf.)" 



Rywosch, S. 1911. UelDer eine Diffusionsbeschleunigung der Dex- 

 trose. (Ber. deutsch, bot. Ges. XXIX. 4. p. 204-210.3 



Schreiner, O. and M. X, Sullivan. 1911. Concurrent Oxydation 

 and reduction by roots. (Bot. Gaz. LI. 4. p. 273—285.) 



