The Dutch
hybrid cultivar
A cultivar is a kind of Horticulture, cultivated plant that people have selected for desired phenotypic trait, traits and which retains those traits when Plant propagation, propagated. Methods used to propagate cultivars include division, root a ...
''Ulmus'' 'Dodoens' was derived from a selfed seedling of a crossing of the Exeter Elm
''Ulmus'' 'Exoniensis' with the Himalayan Elm ''
Ulmus wallichiana'' at the Dorschkamp Research Institute for Forestry & Landscape Planning,
Wageningen
Wageningen () is a Municipalities of the Netherlands, municipality and a historic city in the central Netherlands, in the province of Gelderland. It is famous for Wageningen University, which specialises in life sciences. The municipality had a ...
.
The tree was one of several cultivars prepared for release in 1970, but delayed by the outbreak of the second, far more aggressive strain of
Dutch elm disease.
Description
A fast-growing tree with upright branches. The generally
ovate
Ovate may refer to:
* Ovate (egg-shaped) leaves, tepals, or other botanical parts
*Ovate, a type of prehistoric stone hand axe
* Ovates, one of three ranks of membership in the Welsh Gorsedd
* Vates or ovate, a term for ancient Celtic bards ...
leaves are dark-green, glabrescent, < 14 cm in length by 10 cm broad, with a pronounced
acuminate
The following terms are used to describe leaf plant morphology, morphology in the description and taxonomy (biology), taxonomy of plants. Leaves may be simple (that is, the leaf blade or 'lamina' is undivided) or compound (that is, the leaf blade ...
apex.
File:Châlons - petit jard (56).JPG, 'Dodoens', Châlons-en-Champagne
Châlons-en-Champagne () is a city in the Grand Est region of France. It is the capital of the Departments of France, department of Marne (department), Marne, despite being only a quarter the size of the city of Reims.
Formerly called Châlons ...
, Marne
Image:Dodoensleaves.jpg, 'Dodoens' leaves
Pests and diseases
'Dodoens' has moderately good resistance to
Dutch elm disease, rated 4 out of 5.
[Heybroek, H. M., Goudzwaard, L, Kaljee, H. (2009). ''Iep of olm, karakterboom van de Lage Landen'' (:Elm, a tree with character of the Low Countries). KNNV, Uitgeverij. ]
Image:Ulmus 'Dodoens' with DED.jpg, 'Dodoens' with DED, Horsea Island, UK
Cultivation
Eventually released in 1973, sales in the Netherlands dwindled from a peak of almost 16,000 in 1979 to 600 in 2004.
Although still commercially available in Europe, the tree is no longer recommended for planting wherever the disease remains prevalent. Among plantings in the UK is an avenue of 'Dodoens', planted at 12 years old in 2011, lining the path (2024) along the
River Ribble
The River Ribble runs through North Yorkshire and Lancashire in Northern England. It starts close to the Ribblehead Viaduct in North Yorkshire, and is one of the few that start in the Yorkshire Dales and flow westwards towards the Irish Sea (t ...
in
Miller Park, Preston. 'Dodoens' was originally propagated by grafting onto ''U. glabra'' rootstocks, which has proven an unsatisfactory combination in the Netherlands, leading to graft failures in maturity. 'Dodoens' is now grown on its own roots or occasionally on ''U.'' 'Stavast'; trees grown by the latter method were planted in the
Wijdemeren City Council Elm collection in 2015.
'Dodoens' was included in trial
in
Canberra
Canberra ( ; ) is the capital city of Australia. Founded following the Federation of Australia, federation of the colonies of Australia as the seat of government for the new nation, it is Australia's list of cities in Australia, largest in ...
, Australia, started in 1988, but has not thrived in that environment, although it prospers further south in the
Benalla Botanic Gardens. It is not known to have been commercially released in North America although it was evaluated at the
Iowa State University
Iowa State University of Science and Technology (Iowa State University, Iowa State, or ISU) is a Public university, public land-grant university, land-grant research university in Ames, Iowa, United States. Founded in 1858 as the Iowa Agricult ...
in the early 1970s where it soon perished, unable to tolerate the very cold winters.
[Gibbs, J. N., Brasier, C. M., McNabb Jnr., H.S., and Heybroek, H. M. (1975). Further studies on the pathenogenicity in Ceratocystis ulmi. ''Europ. Journ. Forest. Path.'' 5 (3): 161-174]
File:Eerste Marnixplantsoen, gezien vanaf de Singelgracht.jpg, 'Dodoens' (left to centre) lining north side of Eerste Marnixplantsoen, Amsterdam, 2017
File:Eerste marnixplantsoen.jpg, Same, 2012
File:Oudebildtdijk 835, Sint Annaparochie.jpg, 'Dodoens', Sint Annaparochie, Friesland, 2014
File:The River Ribble - geograph.org.uk - 5474601.jpg, 'Dodoens' avenue by the Ribble Viaduct, Miller Park, Preston, Lancashire, 2017
File:The Ribble Viaduct - geograph.org.uk - 6569124.jpg, Same, 2018
Notable trees
The UK
TROBI Champion grows at the
Westonbirt Arboretum; planted in 1980, the tree measured 20 m high by 47 cm
d.b.h. in 2009.
[Johnson, O. (2011). ''Champion Trees of Britain & Ireland'', p.169. Kew Publishing, Kew, London. .]
Etymology
The cultivar is named for the 16th-century Flemish physician and botanist
Rembert Dodoens
Rembert Dodoens (born Rembert van Joenckema, 29 June 1517 – 10 March 1585) was a Flemish people, Flemish physician and botanist, also known under his Latinization (literature), Latinized name Rembertus Dodonaeus. He has been called the father o ...
.
Accessions
North America
*
United States National Arboretum
The United States National Arboretum is an arboretum in northeast Washington, D.C., operated by the United States Department of Agriculture's Agricultural Research Service. It was established in 1927 by an act of Congress after a campaign by USDA ...
, Washington D.C., US. Acc. no. Q28833 (quarantine)
Europe
*
Arboretum de La Petite Loiteriebr>
Monthodon, France. No details available
*
Brighton & Hove
Brighton and Hove ( ) is a City status in the United Kingdom, city and unitary authority area, ceremonially in East Sussex, England. There are multiple villages alongside the seaside resorts of Brighton and Hove in the district. It is administe ...
City Council, UK.
NCCPG
Plant Heritage, formerly known as the National Council for the Conservation of Plants and Gardens (NCCPG), is a registered charity and a botanical conservation organisation in the United Kingdom. It was founded in 1978 to combine the talents of bot ...
Elm Collection.
1 large tree at Stanmer Park Arboretum, planted 1982. Many trees planted around the city.
*
Grange Farm Arboretum
The Grange Farm Arboretum is a small private arboretum comprising 3 hectares accommodating over 800 trees, mostly native and ornamental species or cultivars, notably oaks, ashes, walnuts and elms, growing on a calcareous loam.Ostler, J. (2009) ...
,
Sutton St. James,
Spalding,
Lincs., UK. Acc. no. 820.
*
Royal Botanic Gardens Kew, UK. Acc. nos. 1980-730, 2000-2071, 2001–839.
*
Sir Harold Hillier Gardens, UK. Acc. nos. 1982:4060, 1993:1249.
*
Westonbirt Arboretumbr>
Tetbury
Tetbury is a town and civil parishes in England, civil parish inside the Cotswold (district), Cotswold district in Gloucestershire, England. It lies on the site of an ancient hill fort, on which an Anglo-Saxons, Anglo-Saxon monastery was found ...
,
Glos., UK. Acc. no. 1980/156.
*
Wijdemeren City Council, Netherlands. Elm Collection, planted ~1980. Planted mainly in Nederhorst den Berg and Ankeveen.
Australasia
*
Royal Botanic Gardens Victoria (Melbourne), Australia
[RBGV (Melbourne) Elm list]
References
{{Elm species, varieties, hybrids, hybrid cultivars and species cultivars , state=collapsed
Hybrid elm cultivar
Ulmus articles with images
Ulmus