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of the beach than is the case with those already 

 discussed although even there it must not be 

 understood that any sharp demarcation line can 

 be drawn. What mainly characterizes this type of 

 beach is not alone the profusion of vegetation 

 which they sustain but also the comparatively 

 large number of species associated, for in no 

 other habitat of the territory explored are so 

 many species found to a given area as here. 



This mixed herbaceous society, as the as- 

 sociation may appropriately be called, for the 

 reason that no one particular species seems to 

 preponderate appreciably, contains a few vigor- 

 ous annuals, yet the majority of the plants are 

 strong biennials or perennials. The most com- 

 mon species of the society are:- 

 Elymiis gl aliens Lathyrus maritimus 



Elymus horcalis Vicia gigantea 



Bromiis pacifictis Oenanthe sarmentosa 

 Bromiis sitchensis Hcradcum hinatiim 

 Carex cryptocarpa Stackys ciliatiis 

 Scirpns microcarpiis Scrophularia calijornica 

 Alsine brachypetala Galium vaillantii 



This does not exhaust the list of plants which 



