184: THE JOURNAL OF BOTANY 



also a biographical sketcli of the late William James Tutcher (1867- 

 1920), and a note on the occmTence of Carex riparia var. gracilis 

 in Britain. 



In the Lancasliire and Chealiire Naturalist for Januaiy and 

 February, Mr. A. A. Dallman continues the notes and observations on 

 Ranunculus Ficaria which formed the subject of previous communi- 

 cations in 1915-17. The present paper includes observations during 

 1917-19, and deals chiefly with floral variation ; tlxej were mostly 

 made in Cheshire (West Kirby and Woodchurch) by the author and 

 in Sussex (Hailsham) by Miss E. Bray ; a summary of the data 

 obtained in the same localities for 1915-17 is added for purposes of 

 comparison with the more recent tables. The paper shows a vast 

 amount of careful observation and is an example of what ma}' be done 

 in investigating the life-history of our common British plants. 



The Journal of Ecoloffy for March contains the first portion of 

 a paper by Miss L. S. Gribbs on the Fhytogeograph}^ and Flora of the 

 mountain summit plateaux of Tasmania ; a paper on *' Marine Ecology 

 and the Coefficient of Association," by Mr. Ellis E. Michael, of 

 California ; and a " Draft Scheme for the representation of British 

 Vegetation in black and white," by Dr. E. J. Salisbury. 



Dr. Gt. a. Boulenger, who is retiring from the British Museum 

 (Natural History), has accepted a post in the Brussels Museum, 

 where he will be in charge of the Crepin Herbarium. As our pages 

 have alread}^ shown. Dr. Boulenger is devoting himself to the stutly 

 of Roses, in the pursuit of which he proposes to visit the Vosges and 

 other regions. 



The Neio Phytoloc/ist (March and April : published May 18) 

 contains " A Theor}' of Ueotro]jism," by JVIr. James Small, a continua- 

 tion of Dr. Gates's paper on " Mutations and Evolution," and a 

 discussion of *' The Significance of the Efficiency Index of Plant 

 Growth " by various writers. 



The centenary of Sir Joseph Banks (d. June 19, 1920) was 

 celebrated at the Linnean Society on June 18, by a special meeting, 

 at which Banks's record as a traveller, a patron of science, and a 

 botanist was summarised by Dr. Jackson, Dr. Rendle, and Mr. Britten 

 respectively. At the Anniversary Meeting of the Society on May 27, 

 Dr. Day don Jackson, the General Secretary", who on that day com- 

 pleted his forty years in the service of the Society, announced that 

 the number of Fellows was reported to be 700, and that the MS. of 

 the new Library Catalogue was practically ready for printing. 



In Rhodora for April Dr. M. L. Fernald differentiated the 

 American Ammophila from A, arenaria^ with which it has hitherto 

 . been identified, and describes it as a new species under the name 

 A. hreviligulata. 



A LETTER of congratulation from the officers past and present of 

 the Department of Botany was addressed to Mr. Carruthers on the 

 occasion of his recent attainment of his ninetieth birthday. 



The third volume (second in appearance) of The Camhridc/e 

 British Flora has just been published by the Cambridge University 

 Press, and the fourth volume of the Flora of Jamaica, containing 

 the orders Legumiiwsce to Callifrichacece has been issued by the 

 Trustees of the British Museum : both will be noticed at an earlv date. 



