HARPER'S GUIDE TO WILD FLOWERS 



New York and Brooklyn, and from New England to Iowa. 

 The root, ground, is used as an adulteration for coffee. 



Blue Lettuce 



Lactuca < villbsa, — Family, Composite. Color, blue. Leaves, 

 various; those from the root arrow - shape or lobed at base; 

 those on stem contracted into a winged petiole, all lance-shape 

 or ovate, dentate with sharp teeth, 4 to 6 inches long. Heads 

 of flowers on scaly peduncles. Stem, 3 to 6 feet high, leafy, 

 terminated with a loose panicle of numerous flowers. 



Plants of this genus have milky juice; hence the name 

 "lettuce," from lac, meaning milk. All are tall and leafy, 

 with cream-colored or purplish flowers, not unlike the genus 

 Prenanthes. 



Lion's-foot. Gall-of-the-earth 



Prenanthes serpentaria. — Family, Composite. Color, white or 

 purplish. (See White Flowers, p. 146.) 



