106 



Botanical Section 



[PT I 



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

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

 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 scab rid (rough). (Fig. 112.) 



Fig. 110. Glycerin 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 



