荷兰榆
外观
荷兰榆![]() | |
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科学分类 ![]() | |
界: | 植物界 Plantae |
演化支: | 维管植物 Tracheophyta |
演化支: | 被子植物 Angiosperms |
演化支: | 真双子叶植物 Eudicots |
演化支: | 蔷薇类植物 Rosids |
目: | 蔷薇目 Rosales |
科: | 榆科 Ulmaceae |
属: | 榆属 Ulmus |
种: | 荷兰榆 U. × hollandica
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二名法 | |
Ulmus × hollandica |
荷兰榆(学名:Ulmus × hollandica)是分布于欧洲的欧洲山榆和欧洲野榆自然杂交产生一种榆,后来经过人工栽培其分布范围又进一步扩大。[1][2][3]
其形态介于欧洲山榆和欧洲野榆之间[4],其F1品种繁殖能力很强,之后又产生了许多其他的变种[1]。
参考文献
[编辑]- ^ 1.0 1.1 Richens, R. H. (1983), Elm
- ^ Bean, W. J. (1981). Trees and shrubs hardy in Great Britain, 7th edition. Murray, London
- ^ Elwes, H. J. & Henry, A. (1913). The Trees of Great Britain & Ireland. Vol. VII. 1848–1929. Private publication, Edinburgh.
- ^ Collin, E. (2001). Elm. In Teissier du Cros (Ed.) (2001) Forest Genetic Resources Management and Conservation. France as a case study. Ministry of Agriculture and Fisheries, Bureau of Genetic Resources. INRA DIC. France.
外部连接
[编辑]- Herbarium specimen - L.1582475. Botany catalogues. Naturalis Biodiversity Center. Labelled U. hollandica aff. vegeta, Magdalen College Grove specimen 1 (Heybroek, Oxford 1958)
- Herbarium specimen - L.1582476. Botany catalogues. Naturalis Biodiversity Center. Labelled U. hollandica aff. vegeta, Magdalen College Grove specimen 2 (Heybroek, Oxford 1958)