Fraxinus latifolia

Fraxinus latifolia

Fraxinus latifolia Benth.
Engl.: Oregon ash.
Deu.: Oregon-Esche.
Bot. syn.: Fraxinus oregona Nutt., Fraxinus pennsylvanica Marsh. ssp. oregana (Wesmael) G. N. Mill.

I have no articles for this botanical term, but there might be some for the next level down (if found).