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Ulmus parvifolia 'Sempervirens'

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Cultivar
  
'Sempervirens'

Origin
  
USA

Ulmus parvifolia 'Sempervirens' httpsuploadwikimediaorgwikipediaenthumbf

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The Chinese Elm cultivar Ulmus parvifolia 'Sempervirens' is an American introduction, commonly known by the synonym 'Evergreen', and may also be in synonymy for U. parvifolia 'Pendens'.

Contents

Description

Semi-evergreen to evergreen depending on climate, it is described as having a rounded crown and gracefully arching branches bearing deep-green foliage.

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 [1].

Cultivation

The tree was first listed by Bailey & Bailey in Hortus Second, 747, 1941, and remains in commercial cultivation in the USA. It is not known to be in cultivation in Europe or Australasia.

Synonymy

  • Ulmus parvifolia 'Evergreen': Plant Buyer's Guide, ed. 5, 253, 1949.
  • Ulmus parvifolia 'Pendens', possible synonym.
  • Ulmus parvifolia sempervirens 'True Green': Monrovia Nursery Catalogue, 1971.

    • North America

  • Bartlett Tree Experts, North Carolina. Acc. no. 1451
  • Brooklyn Botanic Garden [2], New York. Acc. no. X00486.

    • North America

  • C J Growers, San Diego, California
  • ForestFarm [3], Williams, Oregon (as 'Evergreen').
  • Monrovia Nursery [4], Azusa, California

    • References

    Ulmus parvifolia 'Sempervirens' Wikipedia
    (Text) CC BY-SA