PA(*M 



Longitudinal Symmetry in Phanerogamia. By Percy Groom, M.A., D.Sc, F.L.S. 



Communicated by Dr. D. H. Scott, F.E.S. (Abstract) 305 



The Estimation of Chloroform in the Blood of Anaesthetised Animals. By 

 G. A. Buckmaster, Assistant Professor of Physiology, University College, 

 University of London, and J. A. Gardner, Lecturer on Physiological Chemistry, 

 University of London. Communicated by Dr. A. D. Waller, F.R.S 309 



Cyanogenesis in Plants. Part VI. — On Phaseolunatin and the Associated Enzymes 

 in Flax, Cassava, and the " Lima Bean." By Professor Wyndham R. Dunstan, 

 M.A., LL.D., F.R.S., T. A. Henry, D.Sc. (Lond.), and S. J. M. Auld, Ph.D. 

 ( Wiirzburg) 315 



Capillary Electrometer Records of the Electrical Changes during the Natural Beat 

 of the Frog's Heart. (Preliminary Communication.) By Francis Gotch, M.A., 

 D.Sc, F.R.S 323 



The Fermentation of Glucosides by Bacteria of the Typhoid -coli Group and the 

 Acquisition of New Fermenting Powers by Bacillus dysenterice and other 

 Micro-organisms. Preliminary Communication. By F. W. Twort, M.R.C.S., 

 L.R.C.P. Communicated by Leonard Hill, M.B., F.R.S 329 



On Reciprocal Innervation of Antagonistic Muscles. — Tenth Note. By C. S. 



Sherrington, D.Sc, F.R.S 337 



No. B 533.— July 8, 1907. 



Studies on Enzyme Action. IX. — The Enzymes of Veast : Amygdalase. By 

 R. J. Caldwell, B.Sc (Lond.), Leathersellers' Company's Research Fellow, 

 Chemical Department, City and Guilds of London Institute, and S. L. 

 Courtauld, B. A. Communicated by Professor Armstrong, F.R.S 350 



Studies on Enzyme Action. X. — The Nature of Enzymes. By Henry E. 



Armstrong, F.R.S., and E. Frankland Armstrong 360 



The Solubility of Air in Fats, and its Relation to Caisson Disease. By H. M. 

 Vernon, M.D., Fellow of Magdalen College, Oxford. Communicated by Dr. J. S. 

 Haldane, F.R.S 366 



On Mitosis in Proliferating Epithelium. By J. O. Wakelin Barratt, M.D., 



D.Sc Lond. Communicated by Professor C. S. Sherrington, F.R.S 372 



Increase in the Complement-content of Fresh Blood-serum. By J. Henderson- 

 Smith, M.B., Philip Walker Student of Pathology in the University of .Oxford. 

 Communicated by Professor Gotch, F.R.S 378 



The Correlation of the Ovarian and Uterine Functions. By E. S. Carmichael, M.B., 

 F.R.C.S.E., and F. H. A. Marshall, M.A., D.Sc. Communicated by Professor 

 E. A. Schafer, F.R.S 387 



The Ascent of Water in Trees : (Second Paper). By A. J. Ewart, D.Sc. Lond., 

 Professor of Botany, University of Melbourne. Communicated by Francis 

 Darwin, For. Sec. R.S. (Abstract) 395 



