Ulmus subgenera and sectional classification

Classification of Ulmus is based primarily on Whittemore et al 2021.^[1] Previous Ulmus classifications include Wiegrefe et al 1994,^[2] and Melville & Heybroek 1971.^[3]

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
- 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.^[4]

Ulmus subgenera and sectional classification

Extinct Elms

See also

References

Further reading