J ERUSALEM ARTICHOKE 



plants, both rise considerably above their fel- 

 lows. Other Sunflowers have larger heads and 

 are more beautiful plants. 



JERUSALEM ARTICHOKE 



Helidnthus tuhcrosus 



A native species once grown for its edible 



roots, now running wild along fence rows and 



roadsides. Prefers moist soil; the rootstocks 



produce edible tubers. Maine to Georgia, west 



to Dakota and Kansas. 



Stems. — Five to ten feet high, stout and rough-hairy, 

 branching above. 



Leaves. — Four to eight inches long, ovate or oblong, 

 rounded, truncate or heart-shaped at base, serrate, 

 more or less three-nerved, acuminate, rough. Usually 

 opposite, sometimes the upper ones alternate; rather 

 long-petioled. 



Flower-heads. — Golden yellow, two to three inches 

 across. Rays eight to twenty. Disk-florets yellow. 



The Jerusalem Artichoke is a trustworthy 

 Sunflower, it will do well under adverse condi- 

 tions, its tubers give it a strong hold upon life. 

 The history of its common name, Jerusalem 



15 



