106 



Botanical Section 



[PT I 



"Seeds" about 4 to 5mm. long, broader and stouter than 

 G. aquatica. Outer palea awnless, seven -nerved, with scarious 

 margins above. Rachilla cylindrical, with a large "knob" at its 

 top. The whole "seed" is free from hairs, but the outer palea 

 and nerves are scabrid (rough). (Fig. 112.) 



Fig. 110. Glyceria aquatica (left) and Glyceria fluitans (right). 

 About nat. size. 



Holcus lanatus, L. (Yorkshire Fog.) (Fig. 113.) 

 A tufted or sometimes slightly stoloniferous perennial found on 

 all types of soil but growing most luxuriantly where moisture 

 is plentiful. Abundant in Britain, as a weed in pastures, meadows, 

 etc. 



The sheaths and leaves are densely covered with short soft 



