CONTENTS. 



Page. 



Introduction ... ... 1 



Part I. TOPOGUAPHY. 



General Features ... 2 



The Marams 4 



The Hood 6 



The Long Hills & Head- 

 land ... 6 



The mobile and stabilised 

 shingle beaches ... 7 



Relation of marshes to 

 main beach and laterals 9 



Stabilising effect of 

 vegetation ... ... 9 



Mobility effects along 

 main beach . 10 



The Plant Habitats 



13 



Recent Changes on the 



Headland & Long Hills 14 



Part II. VEGETATION ... 17 



1. The Main Shingle Bank 18 



Plants of the depres- 

 sions ... ... 22 



The halophytic element 23 



Casuals 25 



Enumeration of species 25 



2. The Lateral Hooks 



Page. 

 28 



Vegetation zones of the 



Hooks 29 



The Suseda zone ... 29 



The Festuca r LI bra 



zone 30 



The Statice biner- 



vosa zone 30 



The Crest 31 



The High Elbow ... 32 



The Younger Hooks... 34 



Colonisation and suc- 

 cession 36 



Factors determining 

 distribution: case of 



Statice binervosa ... 36 



3. The Dune System ... 39 



The Headland 40 



Ephemerals ... ... 41 



The sand binders ... 42 



Transition flora... ... 44 



The Long Hills 44 



The Hood 47 



General characteristics 50 



4. The Salt Marshes ... 51 



5. Species: rare, local or 



of special interest ... 55 



Description of figures on 



Plate .. .,, ... 58 



