MOSSES 



139 



parts of the moss. These little cushions become fine nurseries for 

 many different kinds of seeds, brought by the wind and entangled 

 among the " leaves " and " stems." In some cases the plants arising 

 from these seeds actually crowd out and destroy the moss, forming 



Photograph by Wilfred Mark Webb. 



FIGURE 242. Liver-wort. 



ultimately a bed of flowering plants. An interesting study therefore 

 is to sow the scrapings from a tuft of moss in leaf mould specially 

 prepared so as to have no seeds in it, and see how many different 

 plants will grow from it. 



Then, again, peat moss (sphagnum) is in some places so plentiful 



