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List of elm species

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Summary

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''Ulmus'' subgenera and sectional classification

Classification of Ulmus is based primarily on Whittemore et al 2021. Previous Ulmus classifications include Wiegrefe et al 1994, and Melville & Heybroek 1971.

Subgenus Indoptelea
- Ulmus villosa - marn or cherry bark elm
Subgenus Oreoptelea
- U. section Blepharocarpus
  - Ulmus americana - American elm, white elm
  - Ulmus laevis - European white elm, fluttering elm, spreading elm, (US) Russian elm
    - Ulmus laevis var. celtidea
    - Ulmus laevis var. laevis
    - Ulmus laevis var. parvifolia
    - Ulmus laevis var. simplicidens
- U. section Chaetoptelea
  - Ulmus alata - winged elm, Wahoo
  - Ulmus crassifolia - cedar elm
  - Ulmus elongata - long raceme elm
  - Ulmus ismaelis
  - Ulmus mexicana - Mexican elm
  - Ulmus serotina - September elm
  - Ulmus thomasii - rock elm, cork elm
Subgenus Ulmus
- U. section Foliaceae
  - Ulmus castaneifolia - chestnut-leafed elm, multi-nerved elm
  - Ulmus changii - Hangzhou elm
    - Ulmus changii var. changii
    - Ulmus changii var. kunmingensis
  - Ulmus chenmoui - Chenmou elm, Langya Mountain elm
  - Ulmus chumlia
  - Ulmus davidiana - David Elm, Father David's elm
    - Ulmus davidiana var. davidiana
    - Ulmus davidiana var. japonica - Japanese elm, Wilson's elm
  - Ulmus harbinensis - Harbin elm
  - Ulmus microcarpa - Tibetan elm
  - Ulmus minor - field elm
    - Ulmus minor subsp. canescens - grey elm, grey-leafed elm, hoary elm
    - Ulmus minor var. italica - Mediterranean elm
  - Ulmus prunifolia - cherry-leafed elm
  - Ulmus pumila - Siberian elm
  - Ulmus szechuanica - Szechuan elm
- U. section Microptelea
  - Ulmus lanceifolia - Vietnam elm
  - Ulmus parvifolia - Chinese elm, lacebark elm
    - Ulmus parvifolia var. coreana - Korean lacebark elm
    - Ulmus parvifolia var. parvifolia
- U. section Trichocarpus
  - Ulmus glaucescens - Gansu elm
    - Ulmus glaucescens var. glaucescens
    - Ulmus glaucescens var. lasiocarpa
  - Ulmus lamellosa - Hebei elm
  - Ulmus macrocarpa - large-fruited elm
    - Ulmus macrocarpa var. glabra
    - Ulmus macrocarpa var. macrocarpa
- U. section Ulmus
  - Ulmus bergmanniana - Bergmann's elm
    - Ulmus bergmanniana var. bergmanniana
    - Ulmus bergmanniana var. lasiophylla
  - Ulmus glabra - wych elm, Scots elm
  - Ulmus laciniata - Manchurian elm, cut-leaf elm
    - Ulmus laciniata var. laciniata
    - Ulmus laciniata var. nikkoensis - Nikko elm
  - Ulmus rubra - slippery elm, red elm
  - Ulmus uyematsui - Alishan elm
  - Ulmus wallichiana - Himalayan elm, Kashmir elm
    - Ulmus wallichiana subsp. xanthoderma
    - Ulmus wallichiana subsp. wallichiana
- Section Incertae sedis
  - Ulmus gaussenii - Anhui elm
  - Ulmus pseudopropinqua - Harbin spring elm

Extinct elms

Fossil elms
- Ulmus affinis Lesquereux (syn= Ulmus californica Lesquereux)
- Ulmus braunii Heer
- Ulmus brownellii Lesquereux
- Ulmus carpinoides (Goeppert) emd Menzel
- Ulmus chaneyi Tanai & Wolfe
- Ulmus chuchuanus (Berry) LaMotte
- Ulmus fushunensis Wang, Manchester, Li, & Geng
- Ulmus minima Ward
- Ulmus minoensis Huzioka
- Ulmus miopumila Hu & Chaney
- Ulmus moorei Chaney & Elias
- Ulmus moragensis Axelrod nom. dubium
- Ulmus newberryi Knowlton
- Ulmus okanaganensis Denk & Dillhoff (subgenus Ulmus)
- Ulmus owyheensis Smith
- Ulmus paucidentata Smith
- Ulmus protojaponica Tanai & Onoe
- Ulmus pseudo-americana Lesquereux
- Ulmus pseudolongifolia Oishi & Huz
- Ulmus pyramidalis Goeppert
- Ulmus pseudopyramidalis Kvaček & Hably
- Ulmus rhamnifolia Ward
- Ulmus speciosa Newberry (syn= Ulmus tanneri Chaney)
- Ulmus stuchlikii Kohlman-Adamska, Ziembińska-Tworzydło, & Zastawniak
- Ulmus subparvifolia Nathorst
- Ulmus tenuiservis Lesquereux (syn= Ulmus montanensis Becker)

Ulmus eolaciniata was moved from Ulmus to the new combination Rubus eolaciniata by Tanai and Wolfe in 1977.

References

(2021). "Phylogeny, Biogeography, and Classification of the Elms (''Ulmus'')". Systematic Botany.
(1994). "Phylogeny of elms (''Ulmus'', Ulmaceae): molecular evidence for a sectional classification". Systematic Botany.
Melville, R. & Heybroek, H. (1971). Elms of the Himalaya. ''Kew Bulletin, Vol. 26 (1)''. Kew, London.
(1977). "Revisions of ''Ulmus'' and ''Zelkova'' in the middle and late Tertiary of western North America". US Govt. Print. Off..

Wikipedia Source

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