i68 



THE NATURE BOOK 





THE MARSH MARIGOLD. 



aquatilis. None of the Water Crowfoots 

 possesses the acrid taste of the Butter- 

 cups, therefore we presume that this 

 property has been developed by the latter 



to protect them from being eaten by 

 cows and other animals. 



YELLOW IRIS 



The Yellow Flag or Iris {Iris pseud- 



WAThK CKOWFOOT. 



