List of Elm species, varieties, cultivars and hybrids

=Species, varieties=

*"Mountain elms": spring flowering; flowers subsessile; leaves usually rough above.
**"Ulmus bergmanniana" - Bergmann's Elm
***"Ulmus bergmanniana" var. "bergmanniana"
***"Ulmus bergmanniana" var. "lasiophylla"
**"Ulmus castaneifolia" - Chestnut-leafed Elm
**"Ulmus changii"
***"Ulmus changii" var. "changii"
***"Ulmus changii" var. "kunmingensis"
**"Ulmus chumlia"
**"Ulmus elongata"
**"Ulmus gaussenii" - Anhui Elm
**"Ulmus glabra" - Wych Elm, Scots Elm,
**"Ulmus glaucescens" - Gansu Elm
***"Ulmus glaucescens" var. "glaucescens"
***"Ulmus glaucescens" var. "lasiocarpa"
**"Ulmus laciniata" - Manchurian Elm, Cut-leaf Elm
***"Ulmus laciniata" var. "nikkoensis" - Nikko Elm
**"Ulmus lamellosa" - Hebei Elm
**"Ulmus macrocarpa" - Large-fruited Elm
***"Ulmus macrocarpa" var. "glabra"
***"Ulmus macrocarpa" var. "macrocarpa"
**"Ulmus mexicana" - Mexican Elm
**"Ulmus microcarpa"
**"Ulmus prunifolia"
**"Ulmus rubra" - Slippery Elm, Red Elm
**"Ulmus uyematsui" - Arishan Elm
**"Ulmus wallichiana" - Himalayan Elm, Kashmir Elm
***"Ulmus wallichiana" subsp. "wallichiana"
***"Ulmus wallichiana" subsp. "xanthoderma"
***"Ulmus wallichiana" var. "tomentosa"

*"Field elms": spring flowering; flowers subsessile; leaves usually smooth above.
**"Ulmus canescens" - Grey Elm, Grey-leafed Elm, Hoary Elm
**"Ulmus chenmoui" - Chenmou Elm
**"Ulmus davidiana" - David Elm, Father David's Elm
***"Ulmus davidiana" var. "davidiana"
***"Ulmus davidiana" var. "japonica" - Japanese Elm, Wilson's Elm
**"Ulmus harbinensis"
**"Ulmus ismaelis"
**"Ulmus lanceifolia"
**"Ulmus minor" - Field Elm
***"Ulmus minor" subsp. "angustifolia" - Cornish Elm
***"Ulmus minor" subsp. "minor" - Smooth-leaved Elm, Narrow-leaved Elm
***"Ulmus minor" var. "plotii" - Plot's Elm, Goodyer's Elm, Lock Elm
***"Ulmus minor" subsp. "sarniensis" - Guernsey Elm, Jersey Elm, Southampton Elm, Wheatley Elm
**"Ulmus procera" - English Elm, Atinian Elm
**"Ulmus pseudopropinqua"
**"Ulmus pumila" - Siberian Elm
***"Ulmus pumila" var. "arborea"
**"Ulmus szechuanica" - Szechuan Elm
**"Ulmus villosa" - Cherry Bark Elm

*"White elms": spring flowering; flowers pedunculate
**"Ulmus alata" - Winged Elm, Wahoo
**"Ulmus americana" - American Elm, White Elm
**"Ulmus laevis" - European White Elm, Fluttering Elm, Spreading Elm, (USA) Russian Elm
**"Ulmus thomasii" - Rock Elm, Cork Elm

*"Autumn-flowering elms": autumn flowering.
**"Ulmus crassifolia" - Cedar Elm
**"Ulmus parvifolia" - Chinese Elm, Lacebark Elm
***"Ulmus parvifolia" var. "coreana" - Korean Lacebark Elm
**"Ulmus serotina" - September Elm

pecies cultivars

*"Ulmus alata" - Winged Elm, Wahoo:
**Lace Parasol.
*"Ulmus americana" - American Elm:
**American Liberty, Ascendens, Augustine, Aurea, Beaverlodge, Beebe's Weeping, Brandon, Burgoyne, College, Columnaris, Delaware, Exhibition, Fiorei, Folia Aurea Variegata, Hines, Incisa, Independence, Iowa State, Jackson, Jefferson, Kimley, Klehmii, Lake City, L'Assomption, Lewis & Clark (Prairie Expedition™), Littleford, Markham, Minneapolis Park, Moline, Morden, New Harmony, Nigricans, Patmore, Pendula, Penn Treaty, Princeton, Pyramidata, Queen City, Sheyenne, Skinner Upright, Star, Valley Forge, Variegata, Vase, Washington
*"Ulmus crassifolia" - Cedar Elm:
**Ulmus 'Brazos Rim'
*"Ulmus davidiana" var. "japonica" - Japanese Elm:
**Discovery, Emerald Sunshine, Freedom, Jacan, Mitsui Centennial, Prospector, Reperta, Thomson
*"Ulmus glabra" - Wych Elm:
**Albo-Variegata, Atropurpurea, Australis, Camperdownii (Camperdown Elm), Cebennensis (Cevennes Elm), Cornuta, Corylifolia, Corylifolia Purpurea, Crispa, Crispa Aurea, Dovaei, Escaillard, Exoniensis (Exeter Elm), Fastigiata macrophylla, Fastigiata stricta, Fastigiata variegata, Firma, Flava, Gittisham, Holgeri, Horizontalis (Weeping Elm), Insularis, Latifolia Aurea, Latifolia Aureo-Variegata, Latifolia Nigricans, Luteo Variegata, Lutescens (Golden Wych Elm), Macrophylla, Maculata, Minor, Monstrosa, Nana (Dwarf Wych Elm), Nigra (Black Irish Elm), Oblongata, Pendula Macrophylla, Pendula Variegata, Purpurea, Ramulosa, Rubra, Rugosa, Spectabilis, Tiliaefolia, Tomentosa
*"Ulmus laevis" - European White Elm, Fluttering Elm, Spreading Elm, (USA) Russian Elm:
**Aureo-Variegata, Colorans, Ornata, Punctata, Urticaefolia
*"Ulmus minor" subsp. "minor" - Smooth-leafed Elm, Narrow-leafed Elm:
**Albo-dentata, Amplifolia, Biltii, Concavaefolia, Cucullata, Dijkwel, Erecta, Folia alba-punctata, Hoersholmiensis, Holmstruph, Hunnybunii, Laciniata, Lanuginosa, Latifolia, Microphylla Purpurea, Microphylla Rubra, Pendula, Picturata, Propendens, Purpurascens, Reverti, Rueppellii, Schuurhoek, Silvery Gem, Sowerbyi, Tortuosa, Umbraculifera, Umbraculifera Gracilis, Variegata (Variegated Smooth-leafed Elm), Virgata
*"Ulmus minor" subsp. "sarniensis" - Guernsey Elm, Jersey Elm, Southampton Elm, Wheatley Elm:
**Microphylla Pendula, Purple Leaf Jersey Elm
*"Ulmus parvifolia" - Chinese Elm, Lacebark Elm:
**A. Ross Central Park (Central Park Splendor™), BSNUPF (Everclear™), Burgundy, Catlin, Chessins, Churchyard, Cork Bark, D.B.Cole, Drake, Dwarf Weeper, Dynasty, Ed Wood, Elsmo, Emer I or Emerald Isle (Athena™), Emer II or Emerald Vase (Allee™), Frosty, Garden City Clone, Geisha, Glory, Golden Rey, Hallelujah, Harzam (Harrison™), Hokkaido, Jade Empress, King's Choice, Littleleaf, Matthew, Milliken, Nire-keyaki, Ohio, Orange Ribbon, Pathfinder, Pendens, Prairie Shade, Red Fall, Seiju, Select 380, Sempervirens, State Fair, Stone's Dwarf, The Thinker, Todd, UPMTF (Bosque™), Ware's, Yatsubusa, Zettler (Heritage™)
*"Ulmus procera" - English Elm:
**Acutifolia, Argenteo-Variegata, Folia Aurea, Louis van Houtte, Pyramidalis.
*"Ulmus pumila" - Siberian Elm:
**Ansaloni, Aurescens, Chinkota, Dropmore, Green King, Hansen, Harbin, Manchu, Mr. Buzz, Park Royal, Pendula, Pyramidalis Fiorei, Variegata

Hybrids and hybrid cultivars

*"Ulmus × androssowii". "U. pumila" × "U. minor" var. "umbraculifera"? Uzbekistan
*"Ulmus × arbuscula". "U. pumila" × "U. glabra". Russia
*"Ulmus × brandisiana". "U. chumlia" × "U. wallichiana". Natural hybrid. India, Pakistan.
*"Ulmus × elegantissima". "U. glabra" × "U. minor" var. "plotii". Natural hybrid, UK. Cultivar:
** Jacqueline Hillier
*"Ulmus × hollandica". "U. glabra" × "U. minor". - Dutch Elm, (USA) Netherland Elm. Natural hybrid. Europe. Cultivars and artificial hybrid cultivars include:
**Alba, Angustifolia, Belgica (Belgian Elm), Cinerea, Dampieri, Dauvessei, Daveyi (Davey Elm), Dumont, Eleganto-Variegata, Fjerrestad, Fulva, Gaujardii, Groeneveld, Haarlemensis, Hillieri, Major (Dutch Elm), Macrophylla Aurea, Microphylla, Modiolina, Muscaviensis, Pioneer, Serpentina, Smithii (Downton Elm), Superba (Canterbury Elm), Tricolor, Vegeta (Huntingdon Elm) / Vegeta (Chichester Elm), Virens (Kidbrook Elm), Viscosa, Wredei (Golden Elm), Ypreau.
*"Ulmus × viminalis". "U. minor" subsp. "minor" × "U. minor" var. "plotii". England, 1677. Cultivars include:
** Aurea, Marginata, Pulverulenta.
*"Ulmus" Arno. Plantyn × "U. pumila". Italy, 2006.
*"Ulmus" Cathedral. "U. pumila" × "U. davidiana" var. "japonica". USA, 1994.
*"Ulmus" Charisma: See under "Ulmus" Morton Glossy (Triumph™).
*"Ulmus" Clusius. ("U. glabra" Exoniensis × "U. wallichiana") × "U." Bea Schwarz selfed. Netherlands, 1983.
*"Ulmus" Columella. Plantyn selfed. Netherlands, 1989.
*"Ulmus" Commelin. "U. × hollandica" Vegeta × "U. minor". Netherlands, 1960.
*"Ulmus" Coolshade. "U. rubra" × "U. pumila". USA, 1946.
*"Ulmus" Den Haag. "U. pumila" × "U. × hollandica" Belgica. Netherlands, 1936.
*"Ulmus" Dodoens. ("U. glabra" Exoniensis × "U. wallichiana") selfed. Netherlands, 1973.
*"Ulmus" Fiorente. "U. pumila" × "U. minor". Italy, 2006.
*"Ulmus" Frontier. "U. minor" × "U. parvifolia". USA, 1990.
*"Ulmus" Homestead. "U. pumila" × (Commelin × ("U. pumila" × "U. minor" Hoersholmiensis)). USA.
*"Ulmus" Improved Coolshade: see under "Ulmus" Coolshade.
*"Ulmus" Lincoln. "U. pumila" × "U. rubra". USA, 1958.
*"Ulmus" Lobel. ("U. glabra" Exoniensis × "U. wallichiana") × "U." Bea Schwarz selfed. Netherlands, 1973.
*"Ulmus" Morton (Accolade™). "U. davidiana" var. "japonica" × "U. davidiana" var. "japonica" f. "wilsoniana". [http://www.jfschmidt.com/articles/accolade_elm/] . USA, 2000.
*"Ulmus" Morton Glossy (Triumph™). Accolade™ × Vanguard™. USA, 2000.
*"Ulmus" Morton Plainsman (Vanguard™). "U. pumila" × "U. davidiana" var. "japonica". USA, 2000.
*"Ulmus" Morton Red Tip (Danada Charm™). "U. davidiana" var. "japonica" × "U. davidiana" var. "japonica" f. "wilsoniana". USA.
*"Ulmus" Morton Stalwart (Commendation™). Accolade™ × ("U. pumila" × "U. minor"). USA, 2000.
*"Ulmus" Nanguen (Lutèce™). Plantyn × ("U." Bea Schwarz × "U." Bea Schwarz selfed). [http://www.sapho.fr/angleterre/arbustes/ulmus/lutece/page_lutece.htm] . Netherlands, 2001.
*"Ulmus" New Horizon. "U. pumila" × "U. davidiana" var. "japonica". USA, 1995.
*"Ulmus" Patriot. Urban × "U. davidiana" var. "japonica" f. "wilsoniana" 'Prospector'. USA, 1993.
*"Ulmus" Plantyn or Plantijn. ("U. glabra" Exoniensis × "U. wallichiana") × ("U. minor" × "U. minor"). Netherlands, 1973.
*"Ulmus" Plinio. Plantyn × "U. pumila". Italy, 2002.
*"Ulmus" Rebona. "U. pumila" × "U. davidiana" var. "japonica". USA, 1993.
*"Ulmus" Recerta. "U. pumila" × "U. minor". USA, < 1985.
*"Ulmus" Regal. "U. pumila" × (Commelin × ("U. pumila" × "U. minor" Hoersholmiensis)). USA, 1983.
*"Ulmus" Repura. Regal × ("U. rubra" × ("U. pumila" × "U. davidiana" var. "japonica")). USA, 1993.
*"Ulmus" Revera. Regal × ("U. rubra" × ("U. pumila" × "U. davidiana" var. "japonica")). USA, 1993.
*"Ulmus" Rosehill. "U. pumila" × "U. rubra". USA, 1951.
*"Ulmus" San Zanobi. Plantyn × "U. pumila". Italy, 2002.
*"Ulmus" Sapporo Autumn Gold. "U. pumila" × "U. davidiana" var. "japonica". USA, 1975.
*"Ulmus" Stavast. ("U. glabra" Exoniensis × "U. wallichiana") × Commelin. Netherlands. c.1985.
*"Ulmus" Urban. "U. pumila" × (Commelin × ("U. pumila" × "U. minor" Hoersholmiensis)). USA.
*"Ulmus" Warnoux (Vada™). Plantyn × Plantyn selfed. Netherlands, 2006.
*"Ulmus" Willis. "U. pumila" × "U. rubra"? USA, 1958.
*and others without formal hybrid names.

Cultivars of unconfirmed derivation

*Alata, Alksuth, Argenteo-Marginata, Aspera, Bea Schwarz, Berardii, Christine Buisman, Folia Rhomboidea, Folia rubra, Folia Variegata Pendula, Globosa, Hamburg, Hertfordensis angustifolia, Hertfordensis latifolia, Jalaica, Kansas Hybrid, Klemmer, Klemmer Blanc, Koopmannii, Lombartsii, Marmorata, Myrtifolia, Nemoralis, Nigrescens, Pitteurs, Planeroides, Planifolia, Pyramidalis Bertini, Rotundifolia, Rubra, Rufa, Scamptoniensis, Sericea, Variegata Nova, Webbiana.

Misidentified genus

*Pitteurs Pendula

References

*Armstrong, J. V. & Sell, P. D. (1996). A revision of the British elms ("Ulmus" L., Ulmaceae): the historical background. "Bot. J. Linn. Soc." 120: 39-50.
*Bean, W. J. (1981). "Trees and shrubs hardy in Great Britain", 7th edition. Murray, London.
*Brasier, C. M. (1996). New horizons in Dutch elm disease control. Pages 20-28 in: "Report on Forest Research", 1996. Forestry Commission. HMSO, London, UK. [http://www.forestry.gov.uk/pdf/New_horizons_DED.pdf/$FILE/New_horizons_DED.pdf]
*Brookes, A. H. (2006). "An evaluation of disease-resistant hybrid and exotic elms as larval host plants for the White-letter Hairstreak Satyrium w-album, Part 1" [http://www.hantsiow-butterflies.org.uk/conservation.html#Elm%20Report] . Butterfly Conservation. Lulworth, UK.
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* [http://www.hort.cornell.edu/uhi/outreach/recurbtree/pdfs/08Ulmus%20x.pdf Cornell University: Elm hybrids] (pdf file)
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*Fu, L., Xin, Y. & Whittemore, A. (2002). Ulmaceae, in Wu, Z. & Raven, P. (eds) "Flora of China", Vol. 5 (Ulmaceae through Basellaceae). Science Press, Beijing, and Missouri Botanical Garden Press, St. Louis, USA. [http://flora.huh.harvard.edu/china/PDF/PDF05/Ulmus.pdf]
*Green, P. S. (1964). Registration of cultivar names in Ulmus. "Arnoldia", Vol. 24. Arnold Arboretum, Harvard University. [http://arnoldia.arboretum.harvard.edu/pdf/articles/1605.pdf]
*Melville, R. & Heybroek, H. (1971). Elms of the Himalaya. "Kew Bulletin, Vol. 26 (1)". Kew, London.
* [http://www.for.nau.edu/cms/content/view/512/706/. Northern Arizona University: Elm trials] .
*Richens, R. H. (1983). "Elm". Cambridge University Press.
*Santamour, J., Frank, S. & Bentz, S. (1995). Updated checklist of elm (Ulmus) cultivars for use in North America. "Journal of Arboriculture", 21:3 (May 1995), 121-131. International Society of Arboriculture, Champaign, Illinois, USA.
*Santini, A., Fagnani, A., Ferrini, F. & Mittempergher, L. (2002). 'San Zanobi' & 'Plinio' Elm Trees. "HortScience", Vol. 37 (7) : 1139-1141. Dec. 2002.
*Smalley, E. B. & Guries, R. P. (1993). Breeding Elms for Resistance to Dutch Elm Disease. "Annual Review of Phytopathology" Vol. 31 : 325-354. Palo Alto, California.
*Ware, G. (1995). Little-known elms from China: landscape tree possibilities. "Journal of Arboriculture", (Nov. 1995). International Society of Arboriculture, Champaign, Illinois, USA. [http://www.ces.ncsu.edu/fletcher/programs/nursery/metria/metria8/m87.pdf] .