Alnus rubra
"Fraxinus latifolia" is a medium-sized deciduous tree that can grow to heights of to in height, with a trunk diameter of in its 100−150-year average life span. Oregon ash can grow considerably larger and can have well over a 200-year life span, or become stunted and very small in more dry habitats. It can develop a broad crown, almost as wide as a bigleaf maple ("Acer macrophyllum") when it grows in the open, but crowns remain narrow when they are part of a denser tree stand, similar to that of red alder ("Alnus rubra").