Ulmus americana 'Minneapolis Park'

American elm cultivar
Ulmus americana 'Minneapolis Park'
SpeciesUlmus americana
Cultivar'Minneapolis Park'
OriginMinneapolis, US

The American Elm cultivar Ulmus americana 'Minneapolis Park', originally called 'Minneapolis Park Board Selection',[1] was a cold-hardy clone selected before 1930 by Theodore Wirth, Superintendent of the Minneapolis Park Department, to replace the 'Moline' elms killed in the 1920s by Minneapolis winters.[1][2][3]

Description

The tree has a relatively high number of stiff, upright branches creating a broad pyramidal shape.[4][5]

Pests and diseases

Minnesota was at first considered too far north to be at serious risk from Dutch elm disease, and heavy losses were not sustained there until the 1970s.[6][7] 'Minneapolis Park' was ultimately found to be very susceptible to the disease.[8]

Cultivation

Propagated by grafting, 'Minneapolis Park' was widely planted in Minneapolis and St Paul, especially as an avenue tree.[1][9][10] By 1928 Minnesota winters had claimed most of the 568 'Moline' elms in Victory Memorial Drive in North Minneapolis, commemorating the war dead of Hennepin County; they were replaced with hardier 'Minneapolis Park'.[11][12] Owing to its susceptibility to disease it is unlikely the tree remains in cultivation.

Synonymy

  • 'Minneapolis Park Board Selection': Brand Peony Farms, 1930 Cat.; Faribault, Minnesota; p.16.
  • 'Minneapolis Park Board': Sherman Nursery, Charles City, Iowa, Wholesale Cat., Spring 1960.

References

  1. ^ a b c Brand Peony Farms; 1930 catalogue (Faribault, Minnesota; p.16)
  2. ^ Andrews certified fruit, plants and trees, 1937; p.24. Andrews Nursery, Faribault, Minnesota
  3. ^ Andrews Nursery, Faribault, Minnesota; 1939 catalogue, p.39
  4. ^ Green, Peter Shaw (1964). "Registration of cultivar names in Ulmus". Arnoldia. 24 (6–8). Arnold Arboretum, Harvard University: 41–80. Retrieved 16 February 2017.
  5. ^ Photograph of 'Minneapolis Park', Lombard Avenue, St Paul, Minnesota, c.1975; 'Dutch Elm in St Paul and Minneapolis'; Minnesota Historical Society, collections.mnhs.org
  6. ^ David W. French, 'History of Dutch Elm Disease in Minnesota', University of Minnesota; conservancy.umn.edu
  7. ^ 'Dutch Elm in St Paul and Minneapolis'; Minnesota Historical Society, collections.mnhs.org
  8. ^ American elm, ag.ndsu.edu/trees/handbook, III. p.114
  9. ^ Brand Peony Farms, nurseries; 1931 catalogue; Faribault, Minnesota; p.49
  10. ^ Book of selected planting stock, 1947; The Andrews Nursery, Faribault, Minnesota; p.46
  11. ^ Theodore Wirth, Minneapolis Park System 1883–1944 (Minneapolis Board of Park Commissioners, 1945)
  12. ^ Photograph of 'Minneapolis Park', Victory Memorial Drive, Minneapolis; mnopedia.org
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Elm species, varieties, hybrids, hybrid cultivars and species cultivars
Species, varieties and subspecies
  • U. alata (Winged elm)
  • U. americana (American elm)
  • U. americana var. floridana (Florida elm)
  • U. bergmanniana (Bergmann's elm)
  • U. bergmanniana var. bergmanniana
  • U. bergmanniana var. lasiophylla
  • U. castaneifolia (Chestnut-leafed or multinerved elm)
  • U. changii (Hangzhou elm)
  • U. changii var. changii
  • U. changii var. kunmingensis (Kunming elm)
  • U. chenmoui (Chenmou or Langya Mountain elm)
  • U. chumlia
  • U. crassifolia (Cedar or Texas cedar elm)
  • U. davidiana (David or Father David elm)
  • U. davidiana var. davidiana
  • U. davidiana var. japonica (Japanese elm)
  • U. elongata (Long raceme elm)
  • U. gaussenii (Anhui or hairy elm)
  • U. glabra (Wych or scots elm)
  • U. glaucescens (Gansu elm)
  • U. glaucescens var. glaucescens
  • U. glaucescens var. lasiocarpa (hairy-fruited glaucescent elm)
  • U. harbinensis (Harbin elm)
  • U. ismaelis
  • U. laciniata (Manchurian cut-leaf or lobed elm)
  • U. laciniata var. nikkoensis (Nikko elm)
  • U. laevis (European white elm)
  • U. laevis var. celtidea
  • U. laevis var. parvifolia
  • U. laevis var. simplicidens
  • U. lamellosa (Hebei elm)
  • U. lanceifolia (Vietnam elm)
  • U. macrocarpa (Large-fruited elm)
  • U. macrocarpa var. glabra
  • U. macrocarpa var. macrocarpa
  • U. mexicana (Mexican elm)
  • U. microcarpa (Tibetan elm)
  • U. minor (Field elm)
  • U. minor subsp. minor
  • U. minor var. italica
  • U. parvifolia (Chinese or lacebark elm)
  • U. parvifolia var. coreana (Korean elm)
  • U. prunifolia (Cherry-leafed elm)
  • U. pseudopropinqua (Harbin spring elm)
  • U. pumila (Siberian elm)
  • U. rubra (Slippery elm)
  • U. serotina (September elm)
  • U. szechuanica (Szechuan (Sichuan) or red-fruited elm)
  • U. thomasii (Rock or cork elm)
  • U. uyematsui (Alishan elm)
  • U. villosa (Cherry-bark or marn elm)
  • U. wallichiana (Himalayan or kashmir elm)
  • U. wallichiana subsp. wallichiana
  • U. wallichiana subsp. xanthoderma
  • U. wallichiana var. tomentosa
Disputed species, varieties and subspecies
  • U. boissieri
  • U. minor subsp. canescens (Grey, grey-leafed or hoary elm)
  • U. elliptica
Hybrids
  • U. davidiana var. japonica × U. minor
  • U. × arbuscula
  • U. × arkansana
  • U. × brandisiana
  • U. × diversifolia
  • U. × hollandica (Dutch elm)
  • U. × hollandica var. insularum
  • U. × intermedia
  • U. × mesocarpa
Species cultivars
American elm
Cedar elm
Chinese elm
European white elm
Field elm
Japanese elm
Siberian elm
Winged elm
Wych elm
Hybrid cultivars
Dutch elm
U. × intermedia
Unconfirmed derivation cultivarsFossil elms
  • U. okanaganensis