Ulmus parvifolia 'Drake'
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| Ulmus parvifolia | |
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| File:Ulmus parvifolia 'Drake'.jpg
Autumnal foliage, U. parvifolia 'Drake'
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| Cultivar | 'Drake' |
| Origin | USA |
The Chinese Elm cultivar Ulmus parvifolia 'Drake' was marketed by the Monrovia Nursery of Azusa, California from 1952-53.
Contents
Description
The tree has upright, spreading branches bearing dark-green leaves.[1] 'Drake' is also distinguished by having a bark that begins exfoliating at a relatively young age [2].
Pests and diseases
The species and its cultivars are highly resistant, but not immune, to Dutch elm disease, and unaffected by the Elm Leaf Beetle Xanthogaleruca luteola [3].
Cultivation
'Drake' became the most popular form of U. parvifolia planted in the southern and western states of the USA.[2] One specimen is known to have been introduced to Europe.
Synonymy
- Ulmus 'Brea': Keeline-Wilcox Nursery, Brea, California, Cat. Winter 1952.
Accessions
- North America
- U S National Arboretum [4], Washington, D.C., USA. Acc. no. 36533
- Europe
- Grange Farm Arboretum, Sutton St. James, Spalding, Lincolnshire, UK. One specimen, acc. no. 704.
Nurseries
North America
(Widely available)
References
- ↑ Green, P. S. (1964). Registration of cultivar names in Ulmus. Arnoldia, Vol. 24. Arnold Arboretum, Harvard University. [1]
- ↑ Dirr, M. A. (2002). Dirr's Trees and Shrubs for Warm Climates, Timber Press, Portland, Oregon, USA. ISBN 0-88192-525-X
External links
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