lanceolatus. It only resembles the latter superficially in the flower- 

 heads. The leaves, however, differ markedly, and make one plant 

 from the other readily distinguishable. 



Senecio vuiparis (Common groundsel). Indigenous to Europe 

 and Eastern Asia. An erect succulent herb growing to the height of 

 a foot ; leaves irregularly imarginate, glossy green on the upper side, 

 and pilose below ; flowers small, yellow ; seeds with a profusely 

 hairy pappus attached. Generally lotind only in cultivated soil. It 

 is a very exhausting plant which readily spreads. Hogs and cattle 

 eat it occasionally. 





Initld 



(" Stinkwort "). 



REFERENCE TO PI.ATK. A. bram-liiet slimvin.u tl nvers (less than natural si/c): 

 B, flowerhead (iniu h enlarged) ; C, seed will) pappus allaelK-il (-jivatly ina^nitied); 

 D, piece of a Juristic of pappus sliowin ;.; shape of spicules (very highly magnified). 



olcrncciis (Common sow thistle). Indigenous to 

 Europe. An annual growing to over ;, U-ct, witli a hollow, smooth 

 stem, containing a milky juice ; leaves stalked, lobed, broadly 



