How do I know if I have an ash tree? All true ash trees (Fraxinus spp.) have the following characteristics: • Leaves are compound, which means multiple leaflets occur on a common stalk, and typically ...

Figure 1: Gene sharing within and among plant genomes. Figure 2: Genome diversity of F. excelsior in Europe. Figure 3: Predicted ADB damage scores in Great Britain and Denmark. No statistical methods ...