THE GREEN PLANT. 



35 



blood which was sprinkled down from heaven as a warn- 

 ing for sins, and it caused as much terror as comets and 

 eclipses, whereas it is an innocent pretty little plant. 

 There is also a green protococcus which flourishes in 

 the snow, and is called the " green-snow " plant. The 

 red and the green snow plants do not grow just in the 

 same way as the protococcus of the trough or paling. 

 The snow-carpenters divide the old house into a whole 

 lot of little rooms (Fig. 25), then they burst the old 



Fig. 25. 



Old Cell. 



New Cells, or Rooms. 



Snow-Carpenters dividing the Old House into New Rooms 

 by Cleavage. 



wall, and each one of these little rooms becomes a sep- 

 arate mansion, and goes on doing the same thing for 

 itself. This process of growing or building is called 

 cleavage ; the first kind is called fission, while the 

 kind of growth of the yeast-plant is called budding. 

 You remember, I spoke of a difference between the 

 mould on the sides and that in the water of the old 

 . trough. You see that the cells you are looking at do 

 not move about under the microscope, but remain 

 quietly where you place them. But, if you examine 



