Ulmus x hollandica

Ulmus x hollandica subsp. var.

Dutch Elm

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Ulmaceae >

Ulmus

x hollandica

var.

,

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

photo 1
photo 2
photo 3

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

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[Bean-1] Bean, W. J. (1981). Trees and shrubs hardy in Great Britain, 7th edition. Murray, London.

[Burdekin-2] 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.

[1]

[2]