Ulmus glaucescens var. lasiocarpa

Updated on Oct 08, 2024

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Kingdom Plantae Family Ulmaceae Species Ulmus glaucescens		Order Rosales Genus Ulmus Rank Variety
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Ulmus glaucescens var. lasiocarpa , named the Hairy-fruited Glaucescent Elm in the United States, is found along rivers and mountain slopes at elevations of 2500–2600 m in the provinces of Hebei, Henan, Liaoning, Nei Mongol, Ningxia, eastern Qinghai, and Shanxi.

Description

The variety is distinguished by a "samara densely pubescent when young, with scattered hairs when mature. Fl. and fr. March–May.".

Pests and diseases

The tree was heavily damaged by the Elm Leaf Beetle Xanthogaleruca luteola in trials in Oklahoma [2].

Cultivation

There are no known cultivars of this taxon, nor is it known to be in commerce.

North America

Morton Arboretum, Illinois. Acc. no. 537-76: two trees raised from seed sent by the Beijing Botanical Garden, one in the China garden, central section, another along the Du Page River.

U S National Arboretum [3], Washington, D.C., United States. Acc. no. 76255.

Europe

Grange Farm Arboretum, Sutton St James, Spalding, Lincolnshire, UK. Grafted tree. Acc. no. 700.

Australasia

Mount Lofty Botanic Garden, Piccadilly, South Australia. One tree, raised from seed sent by the Beijing Botanical Garden, planted out c. 1984, and 4.5 m high with a d.b.h. of 13 cm in 2008.

References

Ulmus glaucescens var. lasiocarpa Wikipedia

(Text) CC BY-SA

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