• Thumbnail for Ulmus laevis
    Ulmus laevis Pall., variously known as the European white elm, fluttering elm, spreading elm, stately elm and, in the United States, the Russian elm, is...
    43 KB (4,720 words) - 03:04, 4 July 2024
  • elm Ulmus laevis var. celtidea Ulmus laevis var. laevis Ulmus laevis var. parvifolia Ulmus laevis var. simplicidens U. section Chaetoptelea Ulmus alata...
    9 KB (860 words) - 13:25, 22 January 2024
  • The European White Elm cultivar Ulmus laevis 'Aureovariegata' (also 'Aureo-variegata'), a yellow-variegated form, may have been the tree first listed,...
    4 KB (276 words) - 10:28, 11 January 2024
  • Thumbnail for Ulmus americana
    the single 4.5 millimeters (1⁄8 inch) seed. As in the closely related Ulmus laevis (European white elm), the flowers and seeds are borne on 1–3 cm long...
    84 KB (8,687 words) - 01:52, 25 June 2024
  • The European White Elm cultivar Ulmus laevis 'Urticifolia' known as the Nettle Leaved Elm was raised by Jacques as a chance seedling in 1830, and propagated...
    3 KB (186 words) - 21:50, 23 March 2021
  • Thumbnail for Ulmus laevis 'Helena'
    The European White Elm cultivar Ulmus laevis 'Helena' is a Dutch introduction in commerce circa 2010 at the Boomkwekerij s'Herenland at Randwijk (PBR applied...
    2 KB (125 words) - 21:50, 23 March 2021
  • European White Elm cultivar Ulmus laevis 'Punctata' was mentioned in 1873, 1889, and later in 1903 as U. effusa (: laevis) f. punctata, but without description...
    3 KB (160 words) - 21:49, 22 October 2023
  • The European White Elm cultivar Ulmus laevis 'Colorans' was listed as U. effusa (: laevis) var. colorans by Kirchner in Petzold & Kirchner, Arboretum...
    4 KB (270 words) - 10:53, 21 June 2024
  • Thumbnail for Ulmus glabra
    though at 87 μg/g dried bark, its concentration is not as effective as in Ulmus laevis (200 μg/g). Moreover, once the tree is dying, its bark is quickly colonized...
    33 KB (3,457 words) - 11:58, 29 July 2024
  • abelicea Ulmus acuta Dumort. Accepted Name: Ulmus laevis Pall. Ulmus adiantifolia Hort. Kirchner Accepted Name: Ulmus glabra 'Crispa' Ulmus alba Raf....
    63 KB (5,165 words) - 18:39, 9 February 2024