California Box Elder
Acer negundo californicum
Location: Decoto Road
Park: Alameda Creek Regional Park
Native to: California
Tree type: flowering
Leaf retention: deciduous
Comments: Fast growing broadleaf deciduous tree native to the mountains of California. This native maple species has pinately divided light green leaves, and winged seed capsules. Box Elders are pioneer plants that grow adjacent to waterways and ponds. It readily seeds on bare ground provided there is moisture. There are several North American varieties of Acer negundo and all can grow to 50 feet and are broad spreading.
Champion Tree--This is the largest tree of this species in the state.
Links to additional information on this tree species: Link Link
To prevent the transfer of disease and other considerations, do not touch or take samples from the specimen tree or any other plants on the property.
Photo provided by George Crozier
Illustration or photograph needed