14 PROCEEDINGS OF THE 



The following papers were read : — 



1. " The Dry-rot of Potatoes." By Miss Sibyl Longman, 



(Communicated by Prof. F. Keeble, P.L.S.) 



2. " The Structiu-e and Affinities of Davidia involucrata, B^ill.'' 



By A. S. Horne, B.Sc. (Communicated by Prof. Farmer, 

 F.E.S., F.L.S.) 



April 1st, 1909. 



Dr. D. H. Scott, F.E.S., President, in the Chair. 



The Minutes of the General Meeting of the 18th March, 1909, 

 were read and confirmed. 



Miss Mary Eathbone, Mr. James Montagu Francis Drummond, 

 B.A., and Dr. Marie Charlotte Carmichael Stopes, were admitted 

 Fellows. 



Mr. Henry Caracciolo, F.E.S., C.M.Z.S., Mr. John Beavis 

 Groom, and Dr. xlnstruther Abercrombie Lavvson were elected 

 Fellows. 



Dr. Marie Stopes exhibited several microscope slides and 

 micro-photographs of plant petrifactions from Japan. The petri- 

 factions are of Cretaceous age, and are preserved as masses of 

 fragments in some degree like the palaeozoic " Coal-ball." The 

 specimens included a number of new genera and species whose 

 structure throws light on the flora of the Cretaceous period, and 

 in particularly is important in relation to the question of the 

 early Angiosperms. These specimens are the first to be worked on 

 from these beds. 



The President congratulated Miss Stopes in the name of the 

 Society, on the successful and important results of her journey 

 and explorations. 



Prof. F. W. Oliver and Mr. E. A, Newell Arber joined in tl>e 

 discussion which followed. 



Mr. A. D. Darbishtre exhibited seven cases of specimens as 

 the results of breeding experiments with Peas, illustrating Meu- 

 delian Phenomena ; and Mr. Arther Sutton showed a large series 

 of seeds, some being results obtained by crossing Pisum arvense 

 from the neighbourhood of Jaffa in Palestine, with varieties of 

 culinary Peas, P. sativum. 



Prof. Keeble and Mr. J. E. Drummond contributed further 

 remarks, and the exhibitors replied. 



