Great evergreen foundation plant in the garden. I love the feathery seeds and Birch like leaves. I have seen this used as a hedge plant. 8-15' height with 6-10' width.
www.calscape.org/Cercocarpus-betuloides-(Mountain-Mahogany)
Calscape.org/Cercocarpus-betuloides-var.-blancheae-(Island-Mountain-mahogany)