xxvin CONTENTS. 



Page 



3. On the Fossil genus Tempskya. By R, Kidston, LL.D., F.R.S., 



and D. T. Gwynne-Vaughan, M.A 783 



4. Further Observations on the Fossil Flower. By I\liss M. C. Stopes, 



D.Sc., Ph.D 783 



5. The Morphology of the Ovule of Gnetum africanum. By Mrs. 



M. G. Thoday 783 



6. On the Diversity of Structures termed Pollen-Chambers. By Pro- 



fessor F. W. Oliver, F.R.S 784 



7. On the Stock of Isoetes. By Professor William H. Lang, D.Sc. ... 784 



TUESDAY, .SEPTEMBER 6. 



1. The Paths of Translocation of Sugars from Green Leaves. By 



S. Mangham, B.A 785 



2. Assimilation and Translocation under Natural Conditions. By 



D. Thoday, M.A 785 



3. *On a New Method of Observing Stomata. By Francis Darwin - , 



D.Sc, F.R.S 786 



4. *Germination Conditions and the Vitality of Seeds. By Miss N. 



Darwin and Dr. F. F. Blackman, F.R.S 786 



5. The Absorption of Water by certain Leguminous Seeds. Bv A. S. 



Horne, B.Sc, F.G.S. 786 



WEDNESDAY, SEPTEMBER 7. 



1. The Association of certain Endophytic Cyanophycese and Nitrogen- 



fixing Bacteria. By Professor W. B. Bottomley, M.A 786 



2. Notes on the Distribution of Halophytes on the Severn Shore. By 



J. H. Priestley, B.Sc, F.L.S 787 



3. Plant Distribution in the Woods of North-East Kent, By Malcolm 



Wilson, B.Sc 787 



. 4. Report on the Survey of Clare Island (p. 301) 788 



5. Report on the Experimental Study of Heredity (p. 300) 788 



6. Report on the Structure of Fossil Plants (p. 301) 788 



Section L.— EDUCATIONAL SCIENCE. 



THURSDAY, SEPTEMBER 1. 



Address by Principal H. A. Miers, M.A., F.R.S., President of the 



Section 789 



FRIDAY, SEPTEMBER 2. 

 * Joint Discussion with Section H on Research in Education 802 



