''Ulmus'' 'Karagatch' 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 dif ...
cultivar from
Turkestan (from a region now part of
Turkmenistan), selected in the early 20th century and considered either a
backcrossing
Backcrossing is a crossing of a hybrid with one of its parents or an individual genetically similar to its parent, to achieve offspring with a genetic identity closer to that of the parent. It is used in horticulture, animal breeding, and product ...
of
''U.'' × ''androssowii'' and
''U. pumila'', or simply a cultivar of × ''androssowii''. It was grown from seeds, introduced from
Bairam Ali in Russian Turkestan by Arthur P. Davis in the 1930s, as ''U.'' 'Karagatch', under which name it was planted at
Kew.
[ More, D. & White, J. (2013). ''Illustrated Trees of Britain and Northern Europe'', p.409. Cassells, London.][''New Plant Introductions: Descriptions of Imported Seeds and Plants'']
US Dept. of Agriculture, Washington 1917
Description
The Kew specimen had the appearance of a northern European
field elm
''Ulmus minor'' Mill., the field elm, is by far the most polymorphic of the European species, although its taxonomy remains a matter of contention. Its natural range is predominantly south European, extending to Asia Minor and Iran; its northern ...
, more tall than broad.
[ 'Karagatch' was described by the US Department of Agriculture (1917) as a "rapid-growing elm", suitable for semi-arid regions, with harder wood than that of American Elm.][
File:Ulmus 'Karagatch' (1990). Kew Gardens.jpg, 'Karagatch' at Kew Gardens, 1990
]
Pests and diseases
No information available.
Cultivation
'Karagatch' was present at Kew and in The Hague from the early 1930s.bioportal.naturalis.nl, specimen L.1582328
/ref> The Kew specimen was felled in 2015 as 'unsafe'. It was cloned and remains in cultivation (see 'Accessions').
Etymology
The name 'karagatch' (:'black tree' in the Turkic languages, widely used for 'elm') has historically also been applied to ''U. minor'' 'Umbraculifera' (syn. ''U. densa'') from the same regio
and more loosely to field elm
''Ulmus minor'' Mill., the field elm, is by far the most polymorphic of the European species, although its taxonomy remains a matter of contention. Its natural range is predominantly south European, extending to Asia Minor and Iran; its northern ...
found in Turkey and to ''U. pumila'' found in Mongolia.[ de Roerich, G. (1931). ''Trails to Inmost Asia.'' Yale University Press.]
Accessions
North America
* Morton Arboretum, US. As ''Ulmus × androssowii'' × ''U. pumila'' hybrid. Acc. no. 353-7
Europe
* Grange Farm Arboretum, Lincolnshire, UK. Acc. details not known.
*Wijdemeren City Council, Netherlands. Elm collection, ‘s-Gravelandsevaartweg, Loosdrecht, five trees planted 2016
References
External links
* {{Naturalis Biodiversity Center , id=L.1582328 Juvenile long shoot (?); sheet described as 'Karagatch elm'; Den Haag specimen via Kew Gardens, 1931
Hybrid elm cultivar
Ulmus articles with images
Ulmus