Ulmus harbinensis
Ulmus harbinensis Nie & Huang, also known as the Harbin elm, is a small elm found only in the province of Heilongjang in the northeastern extremity of China, where it occurs in mixed forest.
Ulmus harbinensis | |
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Harbin elm leaves | |
Scientific classification | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Clade: | Eudicots |
Clade: | Rosids |
Order: | Rosales |
Family: | Ulmaceae |
Genus: | Ulmus |
Species: | U. harbinensis |
Binomial name | |
Ulmus harbinensis Nie & Huang | |
Description
A robust, sturdy tree which can reach a height of < 15 m, with a slender trunk of 0.3 m d.b.h. The bark is irregularly but finely fissured. The wing-less glabrous branchlets bear small, obovate, coarsely pubescent leaves < 5.5 cm long by 3.5 cm broad. The wind-pollinated apetalous flowers appear in April; the generally orbicular samarae in June.[1][2]
Pests and diseases
No information available.
Cultivation
The tree is very rare in cultivation.
References
- Fu, L., Xin, Y. & Whittemore, A. (2002). Ulmaceae, in Wu, Z. & Raven, P. (eds) Flora of China, Vol. 5 (Ulmaceae through Basellaceae). Science Press, Beijing, and Missouri Botanical Garden Press, St. Louis, USA.
- "Ulmus harbinensis_EOL".
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