Ulmus davidiana var. davidiana
UL-mus da-vid-i-A-na da-vid-i-A-na
U. davidiana var. mandshurica
Native to (or naturalized in) Oregon:
- Broadleaf deciduous tree. Bark pale grey to grey, samara densely pubescent on seed, flowers and fruit produced, March - May (Flora of China) Have not located a detail description of this item.
- Native range restricted to China, found in the provinces of Hebei, Henan, Shaanxi, and Shanxi, which are south to southwest of Beijing.
- The tree is very rare in cultivation beyond China