Ulmus x hollandica
Ulmus x hollandica subsp. var. | Dutch Elm | |||||||||||||||||||||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
| |||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
Ulmus × hollandica Mill. is a natural hybrid between Wych Elm Ulmus glabra and Field Elm Ulmus minor which commonly occurs across Europe wherever the ranges of the two parent species overlap. It has also been widely planted elsewhere by man [1] The trees and leaves are broadly intermediate between the two species.
Cultivation
Propagation
Pests and diseases
Some examples of the hybrid possess a moderate resistance to Dutch elm disease [2].
Varieties
At least 30 cultivars have been recorded, although over half have now been lost to cultivation because of Dutch elm disease:
- Alba, Angustifolia, Belgica (Belgian Elm), Cinerea, Dampieri, Dauvessei, Daveyi (Davey Elm), Dumont,
Elegantissima, Eleganto-Variegata, Fjerrestad, Fulva, Gaujardii, Groeneveld, Haarlemensis, Hillieri, Jacqueline Hillier, Major (Dutch Elm), Macrophylla Aurea, Microphylla, Modiolina, Muscaviensis, Pioneer, Serpentina, Smithii (Downton Elm), Superba (Canterbury Elm), Tricolor, Vegeta (Huntingdon Elm) / Vegeta (Chichester Elm), Virens (Kidbrook Elm), Viscosa, Wredei (Golden Elm), Ypreau.
Gallery
References
- ↑ Bean, W. J. (1981). Trees and shrubs hardy in Great Britain, 7th edition. Murray, London.
- ↑ Burdekin, D. A. & Rushforth, K. D. (Revised by Webber J. F. 1996). Elms resistant to Dutch elm disease. Arboricultural Research Note 2/96. Arboricultural Advisory and Information Service, Alice Holt, Farnham, UK.
External links
- w:Ulmus x hollandica. Some of the material on this page may be from Wikipedia, under the Creative Commons license.
- Ulmus x hollandica QR Code (Size 50, 100, 200, 500)