Ulmus glabra 'Monstrosa'

Ulmus glabra
Cultivar	'Monstrosa'
Origin	France

The Wych Elm cultivar Ulmus glabra 'Monstrosa' is believed to have originated in France.

Description

'Monstrosa' is a compact shrub, with branchlets often fasciated, and leaves 5–8 cm long, partly pitcher-shaped at the base, and on slender stalks < 25 mm long.^[1]

Cultivation

A specimen at the Ryston Hall , Norfolk, arboretum, obtained from the Späth nursery in Berlin before 1914,^[2] was killed by the earlier strain of Dutch elm disease prevalent in the 1930s. The shrub remains in cultivation in the Netherlands.^[3]

Synonymy

• Ulmus campestris (: glabra) var. monstrosa: Lavallée, Arb. Segrez 235, 1877, and Hartwig, Ill. Geholzb. ed. 2, 294, 1892.
• Ulmus scabra (: glabra) var. monstrosa Hort.; Krüssmann, Handbuch der Laubgehölze 2: 536, 1962, as a cultivar.

Nurseries

North America

None known

Europe

• Herman Geers , Boskoop, Netherlands.

References

1. Green, P. S. (1964). Registration of cultivar names in Ulmus. Arnoldia, Vol. 24. Arnold Arboretum, Harvard University.
2. Ryston Hall Arboretum catalogue, circa 1920
3. Photographs of young 'Monstrosa' in Holland: Herman Geers Dwarf & Miniature Plants,