Cichoriaceae 



281 



stones and on the moraines and on slides 

 and summits throughout the Rockies ; flower- 

 ing in midsummer. 



Smooth, many-stemmed from a 

 perennial tap-root, 6-12 inches 

 high, diffusely branched. Leaves 

 entire or nearly so; root leaves 

 spatulate ; stem-leaves from 

 lanceolate to linear. Heads nu- 

 merous, narrowly cylindric, J-J 



of an inch high, the pale yellow flowers little 



more than J of an inch across. 



In gravel beds along the rivers and larger 



streams throughout the Rockies; flowering 



during July. 



Crepis 

 elegans 



Hook. 

 Many- 

 flowered 

 Hawk's- 

 beard. 



Stem rather slender, smooth 

 or puberulent, sometimes rough 

 hairy below, leafy, simple, 1-2^ 

 feet high. Leaves lanceolate 

 or the lowest spatulate, entire, 

 denticulate or sometimes laciniate-dentate, 

 acute or acuminate, 1-3 inches long, smooth 

 above, usually hairy beneath with the 



Hieracium 

 umbellatum 



L. Narrow- 

 leaved 

 Hawk-weed. 



