Flora of Eastern Washington and Adjacent Idaho


Toxicodendron rydbergii
(Small ex Rydb.) Greene
western poison-ivy 
  Anacardiaceae; Native
SYNONYMS
Rhus radicans L.  [H&C]
Rhus radicans L. var. rydbergii (Small ex Rydb.) Rehd.
Rhus rydbergii (Small ex Rydb.) Greene
Rhus toxicodendron L. var. vulgaris Michx.


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Along Hwy 22 SE of Toppenish, WA 0.1 mi SE of Plank Rd; 46.30840N 120.20711W - Yakima Co. - 5/30/2010 Along Hwy 22 SE of Toppenish, WA 0.1 mi SE of Plank Rd; 46.30840N 120.20711W - Yakima Co. - 5/30/2010 Near the south edge of Kepple Lake on the Turnbull National Wildlife Refuge S. of Cheney, WA - Spokane Co. - 4/27/2003  
 
  Along Hwy 22 SE of Toppenish, WA 0.1 mi SE of Plank Rd; 46.30840N 120.20711W - Yakima Co. - 5/30/2010 Near the south edge of Kepple Lake on the Turnbull National Wildlife Refuge S. of Cheney, WA - Spokane Co. - Late fall  
   
       
       

 

 

 

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