TRANSFORMATIONS OF LEAVES 



59 



the fetid odors of the jimson weed and China tree, and 

 even the aroma of the pennyroyal and lavender that we 

 pack with our clothes in summer to keep the moths away. 



114. Protective awl-pointed leaves of 

 Russian thistle. 



115. Spine protected leaf of horse 

 nettle. 



118. PotentMa cinerea. 



ug. Shepherdia. 

 116. Spearlike leaves of Spanish bayonet. 117-119. Protective hairs magnified. 



