44 General Key to the Families 



XXI. Agoseris. Raf. 



1. A. glauca. (Pursh.) Steud. Largc-Howcrcd 



False Dandelion. 



2. A. gracilens. Gray. Small-Howered False Dande- 



lion. 



3. A. aurantiaca. (Hook.) Greene. Copper False 



Dandelion. 

 XXII. Crepis. L. 



1. C. elegans. Hook. Many -How ered Hawksheard. 



2. C. nana. Richards. Alpine Hawksheard. 

 XXni. HiERACiUM. (Tourn.) L. 



1. H. Scouleri. Hook. Hairy Hawkweed. 



2. H. gracile. Hook. Small Hawkweed. 



3. H. umbellatum. L. Narrow-leaved Hawkweed. 



