84 FLOWERLESS PLANTS 



fit from the presence of these tiny creatures, 

 which seem quite happy in their httle homes. 

 In the case of these moss-Hl<:e hverworts the 

 general process of reproduction is on somewhat 

 similar lines to that described in the case of 

 the Pellia epiphylla. A type of a very simple 

 form of liverwort, aquatic in habit, is that 

 known as Riccia nutans. This little plant grows 

 in damp places, but it quite often floats on 

 the surface of water like the duckweed. 



