146 



HANDBOOK 14 8, U.S. DEPARTMENT OF AGRICULTURE 



Cascara buckthorn 



F-486442 



(sometimes with dried fruits attached) on second- 

 year twigs, often winter persistent; bark bitter, 

 dotted with pale pores (lenticels) ; trees in favor- 

 able sites, shrubs sometimes thicket-forming in 

 poor sites; in mountain areas, near streams, or 

 woods after fire or clearing, e. Oreg., e. Wash.; 

 also w. of Cascades. 



common chokecherries, bitter cherry. 

 33. Bud scales many, all about same size, brown- 

 ish, rounded and thin-papery along upper 

 edges, often slightly notched at "midrib" tips 

 buds often to Yz lnc ^ long; twigs hairless or 



