134 



HANDBOOK 148, U.S. DEPARTMENT OF AGRICULTURE 



11 



glandular and red-stained hairs, in large, much- 

 branched, pyramidal end clusters; few- and 

 staghorn-branehed shrubs with coarse, 3-sided 

 twigs, to 6 feet or more high, flowering after 

 leaves appear; often in large patches connected 

 underground by long-running root branches, along 

 streams, extending to roadsides and upward along 

 dry, rocky hillsides, e. Oreg., e. Wash. 



smooth sumac (Rhus glabra). 

 "Berries" (pomes) not as above, hairless or nearly 

 so, 2- to several-seeded, in usually large, flat- or 

 roundish-topped end clusters (compound corymbs) ; 

 true end buds present, mostly larger than side buds, 

 ellipsoid or somewhat conical, about % inch long; 



Berries" red with whitish- 

 waxy "bloom" 



F-494087 



Skunkbush sumac 



Cascades mountain-ash 



