300 



FREAKS OF PLANT LIFE. 



this may be seen in the small fruits of the carrot, 

 and a few other of the Umbelliferae, but much more 

 strongly developed in the " burrs " of the burdock 



Fig. 56. — Burdock {Lappa minor) 

 {Lappa). We are familiar enough with the tenacity 

 ■with which these "' burrs " will adhere to the clothing 

 of any one passing amongst the plants, but their 



