IPostclsia 67 



formation. Towards the front, it is made up 

 almost entirely of Eqitlsctum fliiviatile and 

 Equisctiim fliiviatile polystachyon. Farther back 

 in some places Hippiirits vulgaris and Veronica 

 scutellata are also met with. 



J tin C7is- Ranunculus society — This occurs on 

 sandy front beach and extends from the water's 

 edge back for only a short distance. It is made 

 up of J uncus paucicapitatus and Ranunculus 

 intermedius. The former in this situation has a 

 different habit of growth from that which it as- 

 sumes when growing in swampy places in the 

 forest, where it is frequent. Upon the beach the 

 plant is more or less spreading or prostrate and 

 the inflorescence is considerably branched. In 

 the forest on the other hand it grows more erect 

 with much longer stems and inflorescence less 

 branched. The other constituent of this society- 

 Ranunculus in termed ius-hsis a creeping habit of 

 growth. Stems several decimeters in length are 

 found creeping along and frequently striking root 

 into the sandy soil. As far as my observations 

 go these two prostrate types are the only tenants 

 of the front sandy beach. They both grow only 



