LEAFY LIVERWORTS 



119 



each group being produced on a rounded or oval cushion seated 

 at the front of the thallus. 



FlG. 31. Leafy Liverworts. A and B, Lophocolea bidentata* 

 very common on damp soil and rotten tree stumps (A shows 

 upper side ; B, lower side) ; C, Cephalozia bicuspidata, very 

 common on damp soil in shaded places. 



