io6 



Wyoming Experiment Station. 



1 3. HAW. 



(Cratcegus) 



" Gives not the hawthorn bush a sweeter shade 



To shepherds, looking on their silly sheep, 



Than doth a rich embroidered canopy 



To kings, that fear their subjects treachery." Henry VL 



The Haw, or Hawthorn as it is often called, includes 

 several species of small trees, mostly with short, well 

 formed trunks, a rounded bushy top and more or less 

 thorny or spiny branches. The small, edible, apple-like 

 fruit with its large, bony seeds well distinguishes this 



genus. 



(1) BLACK HAW. 



(Crattegus Douglasit rivularis Sargent) 



Description. Leaves nar- 

 rowly to broadly ovate, irreg- 

 ularly sharply toothed, mostly 

 green and smooth above, paler 

 beneath: fruit black when ripe, 

 about y% of an inch in diameter: 

 thorns stout, an inch (more or 

 less) in length. 



A small tree of fine apr 

 pearance, well worthy 

 of cultivation. Its 

 wealth of flowers in 

 May or June, accord- 

 ing to altitude, and its 

 abundant clusters of 

 fruit which remain on 

 the tree for a long time 

 make it an object of 

 much interest. There 

 are two forms of this 

 xxv.-Biack Haw. j n the state which dif- 



fer slightly in leaf form but prbably in no essential charac- 



