Ulmus harbinensis: Difference between revisions
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{{Short description|Species of tree}} |
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{{Taxobox |
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{{Speciesbox |
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| status = LC |
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|image = U. harbinensis leaves.jpg |
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|image_caption = Harbin elm leaves |
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| regnum = [[Plant]]ae |
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| divisio = [[flowering plant|Magnoliophyta]] |
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| classis = [[dicotyledon|Magnoliopsida]] |
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| ordo = [[Rosales]] |
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| familia = [[Ulmaceae]] |
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| binomial = ''Ulmus harbinensis'' |
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'''''Ulmus harbinensis''''' <small>Nie & Huang</small>, also known as the '''Harbin elm''', is a small [[elm]] found only in the province of [[Heilongjiang]] in the northeastern extremity of China, where it occurs in mixed forest. |
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==Cultivars== |
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None known. |
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==Description== |
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==Hybrid cultivars== |
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| ⚫ | A robust, sturdy tree which can reach a height of < 15 m, with a slender trunk of 0.3 m [[diameter at breast height|d.b.h]]. The bark is irregularly but finely fissured. The wing-less glabrous branchlets bear small, [[leaf shape|obovate]], coarsely pubescent leaves < 5.5 cm long by 3.5 cm broad. The wind-pollinated [[apetalous]] flowers appear in April; the generally orbicular [[Samara (fruit)|samarae]] in June.<ref name=Fu>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. [http://flora.huh.harvard.edu/china/PDF/PDF05/Ulmus.pdf]</ref><ref>{{cite web|url= http://eol.org/pages/2874765/details|title=Ulmus harbinensis_EOL}}</ref> |
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None known. |
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==Pests and diseases== |
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No information available. |
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==Cultivation== |
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The tree is very rare in cultivation. |
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==References== |
==References== |
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{{Reflist}} |
{{Reflist}} |
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==External links== |
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*[http://www.efloras.org/florataxon.aspx?flora_id=2&taxon_id=242353358 efloras.org: ''U. harbinensis'' description] |
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{{Elm species, varieties, hybrids, hybrid cultivars and species cultivars |state=collapsed}} |
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{{Taxonbar|from=Q7879494}} |
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[[Category:Elm species and varieties]] |
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[[Category:Flora of China]] |
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[[Category:Trees of China]] |
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[[Category:Ulmus articles missing images]] |
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[[Category:Ulmus|harbinensis]] |
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Latest revision as of 12:46, 22 December 2023
| Ulmus harbinensis | |
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| Harbin elm leaves | |
Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Rosales |
| Family: | Ulmaceae |
| Genus: | Ulmus |
| Species: | U. harbinensis
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| Binomial name | |
| Ulmus harbinensis | |
Ulmus harbinensis Nie & Huang, also known as the Harbin elm, is a small elm found only in the province of Heilongjiang in the northeastern extremity of China, where it occurs in mixed forest.
Description[edit]
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[edit]
No information available.
Cultivation[edit]
The tree is very rare in cultivation.
References[edit]
- ^ 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. [1]
- ^ "Ulmus harbinensis_EOL".