280 



Cichoriaceae 



Smooth throughout and some- 

 what glaucous ; stem rather slen- 

 der and leafy, 1-3 feet high. 

 Leaves linear-lanceolate, lan- 

 ceolate or oblong, acute, entire, 

 dentate, lobed or pinnatifid, 2-8 

 inches long. Flowers bright blue 



or violet in numerous heads J an inch or more 



broad, in an open panicle. 



Frequent along the railway in moist open 



places throughout the region; flowering in 



midsummer. 



Lactuca 

 pulchella 



(Pursh) DC 

 Large- 

 flowered 

 Blue 

 Lettuce. 



Alpine 



Hawk's- 



beard. 



Crepis nana Smooth, forming depressed tufts 

 Richards. on slender, creeping rootstocks. 

 Leaves chiefly at the root, 1-2 

 inches long including the petioles, 

 obovate to spatulate, entire, 

 repand-dentate or lyrate, commonly equalling 

 the clustered stems. Heads few-flowered, 

 nearly J an inch high, narrowly cylindric, 

 J of an inch in diameter; flowers bright 

 yellow, spreading J of an inch across. 



A small alpine plant growing among loose 



