Box Elder
Acer negundo
Synonyms: Acer negundo ssp. californicum, Acer negundo var. californicum, Acer negundo var. negundo, Acer negundo var. variegatum, Negundo aceroides, Negundo californicum, Negundo negundo
Box elder as seen along Eightmile Creek below the Dalles Mountain Ranch, Columbia Hills State Park........May 7, 2011.
- 
- 
Additional close-up photos of the leaves and flowers of box elder as seen along Eightmile Creek below the Dalles Mountain Ranch, Columbia Hills State Park........May 7, 2011.
- 
- 
Close-ups of the new leaf growth and staminate flowers of box elder as seen next to the stock pond at the Dalles Mountain Ranch, Columbia Hills State Park.......April 20, 2012.
Paul Slichter