Ulmus glabra 'Nigra'
| Ulmus glabra | |
|---|---|
| Cultivar | 'Nigra' |
| Origin | Éire |
The Wych Elm cultivar Ulmus glabra 'Nigra', commonly known as the Black Irish Elm, was first mentioned by Loddiges, ex Loudon, in Arboretum et Fruticetum Britannicum, 3: 1398, 1838.[1]
Description
The tree was said to have particularly deep-green leaves.
Cultivation
A possible specimen survives at Wakehurst Place in England, where it is kept cut low as part of a hedge to spare it the attentions of the bark beetles which act as vectors of Dutch elm disease. The tree is not known to have been introduced to North America or Australasia, nor is it known to be in commerce.
Pests and diseases
Susceptible to Dutch elm disease.
Synonymy
- Ulmus cinerea: Kirchner, in Petzold & Kirchner, Arboretum Muscaviense 565, 1864, name in synonymy.
- ?Ulmus glabra 'Cinerea': RBG Electronic Plant Information Centre 2007.
Accessions
- Europe
- ?Wakehurst Place, acc. no. 1973.21051, as U. glabra 'Cinerea'
References
- ↑ Green, Peter Shaw (1964). "Registration of cultivar names in Ulmus" (PDF). Arnoldia. Arnold Arboretum, Harvard University. 24 (6–8): 41–80. Retrieved 20 June 2016.
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