•".L.S.N.S.W. 1919. 



I' J 





Fig. 9. Kiippia maritima L. (lying on mud) ami I'riglochin striata (lining the hank). 



Cook's River 



~«*\ 





* »:^ » 



Fig. 10. Dense growth of Ruppia maritima. 

 Cook's River. 



F. W. Carpenter, photo. 



