96 THE HUMAN SIDE OF PLANTS 



cargo and passenger seeds to new shipping points. 

 Here, if the new cargo demands clean cars, the dirt 

 is swept out, and the seeds find new homes in lands 

 probably hundreds of miles from their original 

 starting place. Those that travel on boats usually 

 are wind-blown seeds that cling to the clothing or 

 baggage of passengers, or stow themselves away in 

 miscellaneous corners of the cargo. 



So these many unpopular plant-children do not 

 sulk in a garden corner because they cannot walk, 

 nor fly, nor climb, nor jump; their always-wise 

 Mother Nature has fitted them to take much longer 

 journeys in their own peculiar way of catching hold 

 of and riding on animals. 



