''Ulmus'' 'Morton Glossy' (selling name ) is a

hybrid Hybrid may refer to: Science * Hybrid (biology), an offspring resulting from cross-breeding ** Hybrid grape, grape varieties produced by cross-breeding two ''Vitis'' species ** Hybridity, the property of a hybrid plant which is a union of two diff ...

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 ...

raised by the

Morton Arboretum The Morton Arboretum, in Lisle, Illinois, United States, is a public garden and outdoor museum with a library, herbarium, and program in tree research including the Center for Tree Science. Its grounds, covering 1,700 acres (6.9 square kilometre ...

Illinois Illinois ( ) is a U.S. state, state in the Midwestern United States, Midwestern United States. It borders on Lake Michigan to its northeast, the Mississippi River to its west, and the Wabash River, Wabash and Ohio River, Ohio rivers to its ...

. Originally named '

Charisma () is a personal quality of magnetic charm, persuasion, or appeal. In the fields of sociology and political science, psychology, and management, the term ''charismatic'' describes a type of leadership. In Christian theology, the term ''chari ...

' until it was realized that name had already been registered for another plant, the tree was derived from a crossing of two other hybrid cultivars grown at the Morton: and . Tested in the US

National Elm Trial The National Elm Trial was an American volunteer effort to evaluate a range of newly developed elm cultivars as replacements for elms destroyed by Dutch elm disease. The Colorado State University College of Agricultural Sciences coordinated the ...

coordinated by

Colorado State University Colorado State University (Colorado State or CSU) is a Public university, public Land-grant university, land-grant research university in Fort Collins, Colorado, United States. It is the flagship university of the Colorado State University Syst ...

averaged a survival rate of 86% after 10 years. was introduced to the UK in 2006 by the Frank P. Matthews nursery in Worcestershire.Brookes, A. H. (2020). ''Great Fontley Elm Trial, 2020 Report.'' Butterfly Conservation, Lulworth, UK.

Description

has been promoted in the United States as "strong and symmetrical" in growth and habi

. However, its performance in the southern United States has not impressed, and it was dismissed as "ugly" by Michael Dirr, Professor of Horticulture at the

University of Georgia The University of Georgia (UGA or Georgia) is a Public university, public Land-grant university, land-grant research university with its main campus in Athens, Georgia, United States. Chartered in 1785, it is the oldest public university in th ...

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on account of its "wild" growth and splaying branches. It is similar in stature to the

American Elm ''Ulmus americana'', generally known as the American elm or, less commonly, as the white elm or water elm, is a species of elm native to eastern North America. The trees can live for several hundred years. It is a very hardy species that can ...

and has leaves that are a deep glossy green when mature, < 10 cm in length by 5 cm broad, with rough upper surface and finely toothed margins. The samara is comparatively small, < 10 mm long by 8 mm wide, the seed central. In trials in the UK, was found to be the first elm cultivar to flush in spring, and the first to shed its leaves in the fall, usually by early October. The tree grew poorly on thin soils over clay, which became very dry in summer, but excelled on floodplain alluvium subjected to brief periods of inundation in winter. Image:Triumphleaves2.jpg, Foliage in midsummer File:TRIUMPH SAMARA.jpg, Samara File:Ulmus TRIUMPH bark.jpg, Bark of 15-year-old tree

Pests and diseases

has a resistance to Dutch elm disease, but is highly susceptible to attack by elm leaf beetle ''

Xanthogaleruca luteola ''Xanthogaleruca luteola'', commonly known as the elm-leaf beetle, is a beetle species in the family Chrysomelidae that is native to Europe but invasive in other parts of the world.http://cisr.ucr.edu/elm_leaf_beetle.html - Center for Invasive ...

'

McPherson, G. ''et al''. (2008). National elm trial: Initial report from Northern California. ''Western Arborist'', Fall 2009, 32–36.
and

Japanese beetle The Japanese beetle (''Popillia japonica'') is a species of Scarabaeidae, scarab beetle. Due to the presence of Predation, natural predators, the Japanese beetle is not considered a pest in its native Japan, but in North America and some region ...

.Giblin, C. P. & Gillman, J. H. (2006). ''Elms for the Twin Cities: A Guide for Selection and Maintenance.'' University of Minnesota.Brady, C., Condra, J., & Potter, D. (2008) Resistance of Landscape-suitable Elm (Ulmus spp.) Cultivars to Japanese Beetle, Leaf Miners, and Gall Makers. ''2008 Research Report, Nursery & Landscape Program'', pp 15, 16. University of Kentucky.

Cultivation

In commerce, is usually propagated by grafting onto an ''

Ulmus pumila ''Ulmus pumila'', the Siberian elm, is a tree native to Asia. It is also known as the Asiatic elm and dwarf elm, but sometimes mistakenly called the "Chinese" elm (''Ulmus parvifolia''). ''U. pumila'' has been widely cultivated throughout A ...

'' rootstock. The tree, under its original name of 'Charisma', featured in the elm trial

conducted by

Northern Arizona University Northern Arizona University (NAU) is a public research university based in Flagstaff, Arizona, United States. Founded in 1899, it was the third and final university established in the Arizona Territory. It is one of the three universities gove ...

at Holbrook, eastern

Arizona Arizona is a U.S. state, state in the Southwestern United States, Southwestern region of the United States, sharing the Four Corners region of the western United States with Colorado, New Mexico, and Utah. It also borders Nevada to the nort ...

. is very cold-hardy; in artificial freezing tests at the arboretum Shirazi, A. M. & Ware, G. H. (2004). ''Evaluation of New Elms from China for Cold Hardiness in Northern Latitudes''. International Symposium on Asian Plant Diversity & Systematics 2004,

Sakura The cherry blossom, or sakura, is the flower of trees in ''Prunus'' subgenus '' Cerasus''. ''Sakura'' usually refers to flowers of ornamental cherry trees, such as cultivars of ''Prunus serrulata'', not trees grown for their fruit (although ...

, Japan. the LT50 (temp. at which 50% of tissues die) was found to be −40 ° C. The tree is currently being evaluated in the National Elm Trial

coordinated by

. was briefly in commerce in the UK, where 180 trees were sold in 2006; several specimens were acquired for assessment by ''

Butterfly Conservation Butterfly Conservation (BC) is a UK-wide nonprofit environmentalist organization and charity dedicated to conserving butterflies, moths, and the environment. The charity uses its research to provide advice on how to conserve and restore butterf ...

'' in

Hampshire Hampshire (, ; abbreviated to Hants.) is a Ceremonial counties of England, ceremonial county in South East England. It is bordered by Berkshire to the north, Surrey and West Sussex to the east, the Isle of Wight across the Solent to the south, ...

Synonymy

*'Charisma': initial name accorded until 1995.

Accessions

;North America *

Arnold Arboretum The Arnold Arboretum is a botanical research institution and free public park affiliated with Harvard University and located in the Jamaica Plain and Roslindale, Massachusetts, Roslindale neighborhoods of Boston. Established in 1872, it is the ...

, US. Acc. no. 132–2002 *Bartlett Tree Experts, US. Acc. nos. 2001–104, 2001–105 *

Bickelhaupt Arboretum Bickelhaupt Arboretum (14 acres) is a Non-profit organization, non-profit arboretum located in Clinton, Iowa. The arboretum is open dawn to dusk daily without charge. The arboretum was established by Bob and Frances Bickelhaupt around their ho ...

, US. Acc. no. 02–038 *

Chicago Botanic Garden The Chicago Botanic Garden is a botanical garden situated on nine islands in the northern Cook County Forest Preserves. It features 27 display gardens and five natural habitats including Mary Mix McDonald Woods, Barbara Brown Nature Reserve, Di ...

, US. Planted in the Parking Lots, no other details available. *

Dawes Arboretum The Dawes Arboretum is a nonprofit arboretum located in Newark, Ohio. It includes nearly of plant collections, gardens and natural areas. The site includes approximately 12 miles (19 km) of hiking trails and roadways for a four-mile (6&nb ...

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US. 3 trees. No acc. details available. *

, US. Acc. nos. 135–94,Photographs of Morton Arboretum elm, Acc. no. 135-94; cirrusimage.com
/ref> 523–99, 212–2004, 497–2004, 630–2004, 1090–2004. * Parker Arboretum, US. No acc. details. *

University of Idaho The University of Idaho (U of I, or UIdaho) is a public land-grant research university in Moscow, Idaho, United States. Established in 1889 and opened three years later, it was the state's sole university for 71 years, until 1963. The un ...

Arboretum, US. Two trees. Acc. no. 2000091 ;Europe *

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) ...

, UK. Acc. details not known. *

Sir Harold Hillier Gardens The Sir Harold Hillier Gardens is an arboretum comprising 72 hectares (180 acres) accommodating over 42,000 trees and shrubs in about 12,000 taxa, notably a collection of oaks, camellia, magnolia and rhododendron. The Gardens are located north ...

, UK. Acc. no: 2007.0260 *

Royal Botanic Garden Edinburgh The Royal Botanic Garden Edinburgh (RBGE) is a scientific centre for the study of plants, their diversity and conservation, as well as a popular tourist attraction. Founded in 1670 as a physic garden to grow medicinal plants, today it occupies ...

, UK. Acc. no. 20070379

Nurseries

;North America *Acorn Farm

Galena, Ohio, Galena,

Ohio Ohio ( ) is a U.S. state, state in the Midwestern United States, Midwestern region of the United States. It borders Lake Erie to the north, Pennsylvania to the east, West Virginia to the southeast, Kentucky to the southwest, Indiana to the ...

, US. *Bailey Nurserie

St. Paul,

Minnesota Minnesota ( ) is a U.S. state, state in the Upper Midwestern region of the United States. It is bordered by the Canadian provinces of Manitoba and Ontario to the north and east and by the U.S. states of Wisconsin to the east, Iowa to the so ...

, US. *Carlton Plants, LL

Dayton, Oregon Dayton is a city in Yamhill County, Oregon, United States. The population was 2,678 at the 2020 census. History The city was founded in 1850 by Andrew Smith and Joel Palmer. Palmer, who also served as superintendent of Indian affairs for Oregon ...

, US. *Charles J. Fior

Prairie View, Illinois, Prairie View,

, US. *J. Frank Schmidt & Son Co

Boring, Oregon Boring is an unincorporated community and census-designated place (CDP) in Clackamas County, Oregon, United States. It is located along Oregon Route 212 in the foothills of the Cascade mountain range, approximately southeast of downtown Portl ...

, US. *Johnson's Nurser

Menomonee Falls Menomonee Falls is a village in Waukesha County, Wisconsin, United States. Its population was 38,527 at the 2020 United States census, 2020 census, making it the most-populous village in Wisconsin. It is part of the Milwaukee metropolitan area. ...

Wisconsin Wisconsin ( ) is a U.S. state, state in the Great Lakes region, Great Lakes region of the Upper Midwest of the United States. It borders Minnesota to the west, Iowa to the southwest, Illinois to the south, Lake Michigan to the east, Michig ...

, US. *North American Plant

, Lafayette, Oregon, Lafayette, Oregon, US. *Sester Farm

Gresham, Oregon Gresham ( ) is a city in the Willamette Valley, Located in Multnomah County in the U.S. state of Oregon, bordered by Portland to the northwest and partially in the southwest. It was first settled in the early 1850s by the Powell brothers. It ...

, US. *Sun Valley Garden Centr

Eden Prairie Eden Prairie is a city in Hennepin County, Minnesota, United States. It had a population of 64,198 at the 2020 census, making it the 16th-largest city in Minnesota. The city is adjacent to the north bank of the Minnesota River, upstream from ...

, Minnesota, US.

References

External links

*http://fletcher.ces.state.nc.us/programs/nursery/metria/metria11/warren/elm.htm Warren, K., J. Frank Schmidt & Son Co. (2002). ''The Status of Elms in the Nursery Industry in 2000''. *http://www.mortonarb.org/plantinfo/plantclinic/phc/New-Elms-For-The-Landscape.pdf. Miller, F. (2002). ''New elms for the landscape and urban forest''. *http://www.hfrr.k-state.edu/DesktopModules/ViewDocument.aspx?DocumentID=1619 ''Dutch Elm Disease''. Kansas State University. {{DEFAULTSORT:Ulmus 'Morton Glossy' Triumph Hybrid elm cultivar Ulmus articles with images Ulmus