Contents 



First Part — January 19 12 



PAGE 



The Geological Relations of Stable and Migratory Plant 



Formations. C. B. Crampton, M.B., CM. {To be continued) \ 



Remarks on Some Aquatic Forms and Aquatic Species of 



THE British Flora. Arthur Bennett, A.L.S 17 



Some Modern Aspects of Applied Botany. A. W. Borthwick, 



D.Sc 24 



Alien Plants. James Fraser 39 



Carex helvola, Blytt. Arthur Bennett, A.L.S 41 



Ecological Terminology as applied to Marine Alg^. 



N. Miller Johnson, B.Sc 44 



Short Notes :— 



Barbula gracilis Schwaeg. New to Scotland. Margaret 



Corstorphine ......... 46 



Centunculus tninimus, L., in Wigtownshire. James Fraser 46 



Silene fimbriata, Sims, in Argyllshire. Piptatherum multi- 

 Jlormn^ Beauv., in Britain. Epilobium tiuifimulari/oliuin^ 

 R. Cunn., in Argyllshire, /nnctts tenuis, Willd., in Peebles- 

 shire. James M'Andrew ....... 47 



Potamogeton prcelongus, Wulf., in Orkney. Arthur Bennett 

 Juncus alpinus, Vill., in Kirkcudbright. Arthur Bennett . 

 Fissidens incurvus, Starke, from Skye .... 

 Leucobfjiim pumilum (Michx.) in Britain. James Stirton 



Notes from Current Literature 



47 

 47 

 48 

 48 

 48 



Reviews, Book Notices, etc. : — 



The Types of British Vegetation. Edited by A. G. Tansley . 49 

 The Botanical Exchange Club of the British Isles. Report for 



1910. C. E. Moss 51 



