Ulmus davidiana var. japonica × U. minor
| Ulmus davidiana var. japonica × U. minor | |
|---|---|
| Hybrid parentage | Ulmus davidiana var. japonica × U. minor |
| Origin | US |
The hybrid elm Ulmus davidiana var. japonica × U. minor was raised at the Arnold Arboretum before 1924.[1]
Description[edit]
The old specimen in the Morton Arboretum, Illinois (2014), is an open-branched tree, more broad than tall, with ascending branches,[2][3] the bark breaking into shallow vertical plates.[4]
Cultivation[edit]
One specimen survives at the Morton Arboretum. The hybrid was cultivated at the Baarn elm research institute, The Netherlands, in the mid-20th century.[5] It is not known to have been introduced to Australasia.[1]
Accessions[edit]
- North America
- Morton Arboretum, Illinois, US. Acc. no. 2351–24. Raised from seed of the tree at the Arnold Arboretum.
References[edit]
- ^ a b The Morton Arboretum Living Collection, Ulmus list, quercus.mortonarb.org
- ^ U. carpinifolia x U. japonica summer, Morton Arboretum, 'Ulmus Series', acorn.mortonarb.org
- ^ U. carpinifolia x U. japonica winter, Morton Arboretum, 'Ulmus Series', acorn.mortonarb.org
- ^ U. carpinifolia x U. japonica bark, Morton Arboretum, 'Ulmus Series', acorn.mortonarb.org
- ^ "Herbarium specimen - WAG.1846959". Botany catalogues. Naturalis Biodiversity Center. Sheet labelled U. japonica × Ulmus carpinifolia; samara and new leaves ; Baarn specimen (1962); "Herbarium specimen - WAG.1846960". Botany catalogues. Naturalis Biodiversity Center. Sheet labelled U. japonica × Ulmus carpinifolia; long and short shoots; Baarn specimen (1962); "Herbarium specimen - WAG.1846961". Botany catalogues. Naturalis Biodiversity Center. Sheet labelled U. japonica × Ulmus carpinifolia; flowers; Baarn specimen (1962); "Herbarium specimen - WAG.1846963". Botany catalogues. Naturalis Biodiversity Center. Sheet labelled U. japonica × Ulmus carpinifolia; Baarn specimen (1962)
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