260 Botanisches Centralblatt. 



(Sc. Proc. r. Dublin Soc. N. S. XIV. p. 143-156. and Notes bot. 



School Trin. Coli. Dublin. II. p. 185—197.) 

 Basty, R. 1913. De la fertilisation electrique des Plantes. Nouveaux 



essais d'electroculture. (Paris 1913. 8°. 96 pp.) 

 Bokorny, T. 1913. Gärkraft, Enzyme, Leben; ein physiologischer 



Streifzug. (Natw. Wschr. N F. XII. p. 646—650.) 

 Bondois, G. 1913. Contribution a l'etude de l'influence du milieu 



aquatique sur les racines des arbres. (Ann. Sc. nat. 9. Ser. Bot. 



XVIII. p. 1—24. ill.) 

 Böse, J. C. 1913. On diurnal Variation of moto-excitability in Mimosa. 



(Ann. of Bot. XXVII. p. 759—779. 17 f.) 

 Dixon, H. H. and W. R. G. Atkins. 1912. Osmotic pressures in plants. 



I. Methods of extracting sap from plant organs. (Notes bot. School 

 Trinity Coli. Dublin. II. p. 154—165.) 



Dixon, H. H. and W. R. G. Atkins. 1913. Osmotic pressures in plants. 



II. Cryoscopic and conductivity measurements on some vegetable 

 saps. (Notes bot. School Trinity Coli. Dublin. II. p. 166 — 172.) 



Dixon, H. H. and W. R. G. Atkins. 1913. Osmotic pressures in plant- 

 organs. III. The osmotic pressure and electrical conductivity of 

 yeast, beer, and wort. (Sc. Proc. r. Dublin Soc. N. S. XIV. p. 9— 12. 

 and Notes bot. School Trin. Coli. Dublin. II. p. 173—176.) 



Dixon, H. H. and W. R. G. Atkins. 1913. The extraction of zymase 

 by means of liquid air. [P. N.J. (Sc. Proc. r. Dublin Soc. N. S. 

 XIV. p. 1—8. and Notes bot. School Trin. Coli. Dublin. II. p. 177—184.) 



Farenholtz, H. 1913. Ueber den Finfluss von Licht und Schatten auf 

 Sprosse von Holzpnanzen. (Beih. bot. Cbl. 1. XXXI. p. 90— 118. 3 T. 



Fuchsig, H. 1913. Häufigere Schutzeinrichtungen der Pflanzen gegen 

 zu starke Transpiration. (Jahrber. k. k. Staatsrealschule im 7. Be- 

 zirke in Wien. LXII. p. 3—10.) 



Fucskö, M. 1913. Ueber Regenerationserscheinungen an den Keim- 

 blättern einiger dikotylen Pflanzen. (Bot. Közl. XII, p. 147—164 u. 

 p. (27)-(38). 2 T.) 



Garino, M. 1913. Sul significato biologico della Rutina, ramnoside 

 della „Capparis spinosa L". (Arch. di Farm, e Sc. affini II. 

 p. 273-277.) 



Hammers, 0. 1912. Ueber die Verteilung einiger wichtiger Inhalts- 

 stoffe in bodenständigen Stengeln und Blattstielen. [Diss. Göttin- 

 genj. (Dusseldorf, H. Hoch. 1912. 118 pp.) 



Harper, A. G. 1913. Defoliation: its effects upon the growth and 

 structure of the wood of Larix. (Ann. of Bot. XXVII. p. 621 — 

 642. 2 f. 2 pl.) 



Harper, R. M. 1913. A botanical cross-section of nothern Mississippi 

 with notes on the influence of soil on Vegetation. (Bull. Torrey 

 bot. Club. XL. p. 377-400.) 



Harris, J. A. 1913. Supplementary studies on the differential morta- 

 lity with respect to seed weight in the germination of garden 

 beans. (Amer. Nat. XLVII. p. 683—700. to be concl.) 



Harris, J. A. and R. A. Gortner. 1913. Further notes on the relation- 

 ship between the weisht of the sugar beet and the composion of 

 its juice. (Biochem. Bull. II. p. 524—529. 1 pl.) 



Hiley, W. E. 1913. On the value of different degrees of centrifugal 

 force as geotropic Stimuli. (Ann. of Bot. XXVII. p. 719—758. 

 3 f. 2 pl.) 



Ippolito, G. <P 1913. Sulla immunitä delle piante ad alcaloide per i 

 propri veleni. (Staz. sperm. Agr. ital. XLVI. p. 393—414.) 



Lesage, P. 1913. Contribution ä la critique des experiences sur l'ac- 



