Registration of Cultivar Names in Ulmus - Arnoldia - Harvard ...

lanceolate or narrowly obovate, acuminate, base cuneate. Said to have originated
in the H~rsholm Planteskole between Copenhagen and Helsing¢r, Denmark,
probably about 1885, from seed of unknown origin. U. carpinifolia.
’Hoersholmensis’ (Meded. Comite Best. Bestr. Iepenz. 13: 10. 1933 [not seen])
= ’HOERSHOLMIENSIS’.
‘HOLGERI’ (Holger Jensen ex Spath-Buch 1720-1920, 230. 1921). Described as
of very strong growth, straight and sturdy with beautiful dark green leaves.
Originated in Sweden. U. glabra.
’HOLMSTRUPII’ (Plant Buyer’s Guide, ed. 6. 286. 1958, without description).
Selected from amongst seedlings of ’Hoersholmiensis’ in Asger M. Jensen’s
Nursery, Holmstrup, Denmark about 1930, because of its strong quick-growing,
upright stem and branches, bearing small leaves and making it suitable for
planting in avenues. U. carpini f olia. ,
’HORIZONTALIS’ (Loudon, Arb. Frut. Brit. 3: 1398. 1838, as U. horizontalis Hort.,
name in synonymy). Branches horizontally spreading and, when grafted,
forming a low flat top with pendulous branches. Originated early
62
in the 19th
century as a seedling in a nursery at Perth, Scotland. A tree of this cultivar was
selfed by Melville at Kew (personal communication); it segregated for the
pendulous habit but remained true to species. U. glabra.
’Horsholmii’ (Melville in Jour. Linn. Soc. Lond. Bot. 53: 88, 90. 1946,
horsholmii Hort. ) _ ’HOERSHOLMIENSIS’.
as var.
’Huntingdon’ (Plant Buyer’s Guide, ed. 5. 253. 1949, as U. hollandica Huntingdon,
without description) = ’VEGETA’.
’Huntingdon Elm’ (Richens in Forestry 34: 63. 1961). Formally proposed by
Richens as a cultivar name but known by this as a common name to many
previous authors = ’VEGETA’.
’Huntingdonensis’ (Dieck, Zoschen, Germany, Haupt-Cat. Nachtrag I, 1887, p.
28 ) _ ’VEGETA’.
’Huntingdonii’ (Rehder in Bailey, Stand. Cycl. Hort. (6): 3411. 1917,
Huntingdonii Hort., in synonymy, without description) _ ’VEGETA’.
as U.
‘HuNNysuNII’ (Moss, Cambr. Brit. Fl. 2: 90. 1914, as U. nitens var. hunnybuni
Moss). Described as a taller tree than var. sowerbyi, with the lower branches
spreading at right angles, the upper less tortuous; leaves even more asymmetrical
at the base, more acuminate; and said to be often planted. U. carpinifolia.
’IMPROVED CooLSHAnE’ (Sarcoxie Nurseries, Sarcoxie, Missouri, U. S. Plant Pat.
No. 1747, July 1958). Originated at the Sarcoxie Nurseries. Said to be of rapid
growth giving a quick shade without an unsightly whippy top, with a noncrotching
central trunk and branches resistant to breaking. Said to be a hybrid
of U. pumila X rubra.