NOTICE TO SUBSCRIBERS, 



Subscriptions for 1921 (22s. 6d. post-free) should be sent to Messrs. Taylor 

 and Francis, Red Lion Court, Fleet Street, E.C. 4, without delay 



No. 702 



JUNE, 1921 



Vol. LIX 



THE 



JOURNAL OF BOTANY 



BRITISH AND FOREIGN 



EDITED BY 



JAMES BRITTEN, K. C. S. G., F, L. S. 



LATE SENIOR ASSISTANT, DEPARTMENT OF BOTANY, BRITISH MUSEUM. 



CONTENTS 



PAGE 



Plant Nomenclature : some Sugges- 

 tions. By T. A. Sprague, B.Sc, 

 F.L.S 153 



Potamogeton in the English Lakes. 

 By W. H. Pearsall and W. H. 

 Pearsall, M.Sc, F.L.S 160 



The Lichen Life-Cycle. By A. H. 



Church. {Continued.) 164 



The Maritime Forms of Matricaria 

 inodora. By L. V. Lester- 

 Garland, M.A., F.L.S 170 



James Ranisay Drummond. (1851- 



1921.) By David Prain 174 



The Briti sh Eubus-List. By the Rev. 



H. J. Biddelsdell, M.A 174 



A New Caladenia from West Aus- 

 tralia. By Oswald H. Sar- 

 gent 175 



Bibliographical Notes : — 



LXXXIV. The Compendium of 

 Smith's ' English Flora.' By 

 James Britten 176 



Short Notes : — Rosa spinosissi/ma 

 XrubiginosaX f. cantiana, forma 

 nova — Alexander Irvine (1793- 

 1873) — The Jersey Herniaria — 

 Draba muralis in Gloucestershire. 178 



Reviews : — 



A Handbook of the British Lichens. 

 By Annie Lorrain Smith, 

 F.L.S 180 



Aspects of Plant Life with special 

 reference to the British Flora. 

 By Robert Lloyd Praeger ... 182 



Book-Notes, News, etc 182 



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