MOUNTAIN FLORA OF GEEAT ATLAS. 



425 



Tabular View of the Mountain Flora of the Great Atlas, showing the 

 distribution of the Species found in the Valleys of Ait Mesan and 

 Amsmiz. S indicates the superior zone from 2,000 m. to 

 3,500 m. above the sea ; M the middle {or mountain) zone, from 

 1,200 m. to 2,000 m. 



