荷兰榆
外观
荷兰榆 | |
---|---|
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: | 榆屬 Ulmus |
种: | '荷兰榆 U. ×
. hollandica
|
二名法 | |
Ulmus × hollandica |
[[Category:物种微格式条目|Ulmus × hollandica]]
荷蘭榆(學名:Ulmus × hollandica)是分佈于歐洲的歐洲山榆和歐洲野榆自然雜交產生一種榆,後來經過人工栽培其分佈範圍又進一步擴大。[1][2][3]
其形態介於歐洲山榆和歐洲野榆之間[4],其F1品種繁殖能力很強,之後又產生了許多其他的變種[1]。
參考文獻
[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.
外部連接
[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)