Biology:Ulmus parvifolia 'Elsmo'

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Short description: Elm cultivar


Ulmus parvifolia 'Elsmo'
SpeciesUlmus parvifolia
Cultivar'Elsmo'
OriginUS

The Chinese Elm cultivar Ulmus parvifolia 'Elsmo' was released by the USDA Soil Conservation Service, at Elsberry, Missouri, in 1990 as an open-pollinated, seed-propagated cultivar of extremely variable progeny.[1]

Description

'Elsmo' has been described by one supplier as a graceful, round-headed tree often with pendulous branchlets. The leaves are dark green, changing to yellowish to reddish purple in autumn. The bark is a typical mottled combination of grey, green, orange, and brown.

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.[2]

Cultivation

The tree is not known to be cultivated beyond North America.

Accessions

North America

  • Chicago Botanic Garden, Glencoe, Illinois, US. 1 tree, no other details available.
  • Dawes Arboretum [1], Newark, Ohio, US. 2 trees, no acc. details available.

Nurseries

North America

  • Forrest Keeling [2], Elsberry, Missouri, US.
  • Lawyer Nursery, Plains, Montana, US. [3]

References

  1. 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. 
  2. "Elm Leaf Beetle Survey". Archived from the original. Error: If you specify |archiveurl=, you must also specify |archivedate=. https://web.archive.org/web/20110719132152/http://www.sunshinenursery.com/survey.htm.