52 Weeds. 



weeds, especially of such seeds as float read- 

 ily, than water. When the valleys are del- 

 uged by heavy rains, or when they are 

 turned into streams or rivers by the melt- 

 ing of the snows, such weed seeds are car- 

 ried in countless numbers to lower levels, 

 on the soil of which they are deposited 

 when the waters recede. A fresh seeding is 

 in this way scattered from year to year 

 over the surfaces that are thus exposed. 

 At present, there is no effectual protection 

 from this sort of invasion. So long as care- 

 less farmers on the higher grounds allow 

 the seeds of noxious weeds to ripen annu- 

 ally on their fields, so long will the farmers 

 on the lower levels have weed seeds strewn 

 upon their fields in countless numbers. The 

 only remedy is for the law in some way to 

 intervene and compel the careless farmer to 

 cease troubling, in this most reprehensible 

 way, his unoffending neighbor. 



/J. Winds. Some forms of weed life 

 are widely distributed through the agency 

 of winds. This is especially true of those 

 weeds, the seeds of which have downy 

 attachments that enable them to rise in the 

 air when they are fully matured. Happily 

 for the agriculturist, many of the seeds so 



