Biology:Ulmus parvifolia 'Hokkaido'
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Short description: Elm cultivar
| Ulmus parvifolia 'Hokkaido' | |
|---|---|
 'Hokkaido' in Wojsławice Arboretum | |
| Species | Ulmus parvifolia |
| Cultivar | 'Hokkaido' |
| Origin | US |
The Chinese Elm cultivar Ulmus parvifolia 'Hokkaido' is an older cultivar of Japanese origin.
Description
A dwarf variety with small green leaves, and with corky bark in older specimens.[1] 'Hokkaido' has been considered "too small for common size bonsai".[2]
Cultivation
'Hokkaido' is relatively common in commercial cultivation on both sides of the Atlantic.[3]
Bonsai 'Hokkaido' showing colour of December leaves
Synonymy
- 'Microphylla': Anon.
- Ulmus parvifolia 'Pygmaea', name in synonymy
Accessions
North America
- Denver Botanic Gardens, US. No details available.
- Holden Arboretum, US. Acc. no. L-98-506
- New York Botanical Garden, US. Acc. no. 1385/96
Europe
- Cambridge Botanic Garden [1], University of Cambridge, UK. No details available.
- National Botanic Gardens [2], Glasnevin, Dublin, Ireland. Location AY
- Royal Botanic Garden Edinburgh, UK. Acc. no. 19772625
- Royal Botanic Gardens Kew, UK. (as cv. 'Pygmaea'). Acc. nos. 1983-5054, 1984-3631
- Royal Horticultural Society Gardens, Wisley, UK. No details available.
- Sir Harold Hillier Gardens, Ampfield, Hampshire, UK. Acc. no. 2005.0996
- Hortus Botanicus Amsterdam, Amsterdam, Netherlands. Acc. no. 850208
Nurseries
North America
Europe
(Widely available)
References
- ↑ Hilliers' Manual of Trees & Shrubs (2002), p.370. David & Charles, Newton Abbot, UK
- ↑ Valavanis, W. N. (1982). Proc. Intern. Plant Prop. Soc. 32: 502-508, 1982.
- ↑ Santamour, Frank S.; Bentz, Susan E. (May 1995). "Updated Checklist of Elm (Ulmus) Cultivars for use in North America". Journal of Arboriculture 21 (3): 122–131. http://joa.isa-arbor.com/request.asp?JournalID=1&ArticleID=2673&Type=2. Retrieved 20 June 2016.
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