Table 6 Mantel test analyzes the influence of geography, climate, latitude, longitude and altitude distance on the phenotypic distance of Eucommia ulmoides leaves
| Â | Climatic distance | Geographical distance | Longitude distance | Latitude distance | Altitude distance |
|---|---|---|---|---|---|
Leaf phenotypic distance | r = 0.51, p = 0.004 | r = 0.33, p = 0.048 | r = 0.02, p = 0.435 | r = 0.28, p = 0.074 | r = 0.32, p = 0.021 |