120 HOW TO KNOW THE FERNS 



are borne at the summit of the fertile stems, and 

 are comparatively small. 



The Variegated Rough Horsetail occurs chiefly, 

 though not exclusively, in the North of England. 



Equisetum hyemale. In this case the specific 



Equisetum hyemale. The Dutch Rush. 



name is a Latin adjective which means " per- 

 taining to winter," an allusion to the fact that 

 the plant is to be found all through this season. 

 The Rough Horsetail or Dutch Rush. 



This is quite the most distinct of all the 

 Horsetails. There are none of the whorled 

 branches which are so familiar in the other 



