Ulmus glaucescens var. glaucescens
| Ulmus glaucescens var. glaucescens | |
|---|---|
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Rosales |
| Family: | Ulmaceae |
| Genus: | Ulmus |
| Species: | |
| Variety: | U. g. var. glaucescens |
| Trinomial name | |
| Ulmus glaucescens var. glaucescens | |
Ulmus glaucescens var. glaucescens is a Chinese tree endemic to mountain slopes at elevations of 2000–2400 m in the provinces of Gansu, Hebei, Henan, Liaoning, Nei Mongol, Ningxia, eastern Qinghai, Shaanxi, Shandong, and Shanxi.
Description
[edit]The variety is distinguished by a "Samara glabrous except stigmatic surface pubescence in notch. Fl. and fr. March–May".[1]
Pests and diseases
[edit]No information available.
Cultivation
[edit]The tree is very rare in cultivation beyond China.
Accessions
[edit]North America
[edit]- Morton Arboretum, US. Acc. details not known.
Europe
[edit]- Grange Farm Arboretum, Lincolnshire, UK. Two grafted trees from cuttings ex Morton. Acc. no. 1130.