The Ecology of Juncus Effusus L. in North Wales

Abstract

PAGE INTRODUCTION 83 THE CLASSIFICATION OF J. EFFUSUS COMMUNITIES . 83 THE RELATION OF FEATURES OF THE HABITAT TO THE CLASSIFICATION OF COMMUNITIES . . 89 THE GROWTH RATE OF J. EFFUSUS 91 THE ECOLOGY OF J. EFFUSUS WITH RESPECT TO ITS GROWTH FORMS 91 The clumped habit 91 (a) A comparison of the flora inside and outside clumps 91 (b) The pattern of clumps . 96 The unclumped habit . 97 Pattern in the unclumped community. . . . . . . 98 DISCUSSION . . . . . . . . . . . 98 The species diagram . . . . . . . 98 The role of J. effusus . . . . . . . . . . 100 SUMMARY . . . . . . . . . . . 101 REFERENCES . . . . . . . . . . . 101