KEY TO IMPORTANT WOODY PLANTS 



147 



Leaf scar, enlarged to show 

 3 bundle traces 



nearly so; bark hard to peel, with strong or 

 peach-pit odor when freshly bruised; varieties 



hard to toll apart after chokecherries fall. 

 common chokecherry (Primus virginiana). 

 34. Ripe fruits bright red, often drying dark 

 purplish and persistent, less astringent and 

 sweeter than black common chokecherry; 

 type locality, "Plains of the Oregon (Colum- 

 bia) towards the sea, and at the month of 

 the Wahlamet (Willamette)." 



western common chokecherry 

 (Prunis virginiana var. demissa). 

 34. Ripe fruits black, astringent, often falling 

 with stalks attached, leaving circular, mostly 

 callus-covered scars on the persistent fruit- 

 cluster stalks. 



black common chokecherry 

 (Prunus virginiana var. melanocarpa). 

 '.V.]. Bud scales several, lower usually shorter than 

 upper, often shiny-sticky, somewhat hairy and 

 glandular-fringed; stipules sometimes persist- 

 ing at bud bases; buds small, to V4 i ncn long; 

 twigs shiny red and nearly hairless to dull, 

 dark gray brown and finely but densely hairy; 

 outer bark easily separated from inner, very 

 bitter bitter cherry (Prunus emarginata). 



Bitter cherry 



F-4940<t.'i 



Chokecherry 



