E-Flora BC: Electronic Atlas of the Flora of British Columbia

Ulmus pumila L.
Siberian elm
Ulmaceae (Elm family)

Introduction to Vascular Plants

© Bryan Kelly-McArthur  Email the photographer   (Photo ID #70713)

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Distribution of Ulmus pumila
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The Siberian Elm is an introduced deciduous shrubby tree species found in BC in the south Okanagan. Lomer (pers. comm. 2019) says "Siberian elm is a weedy tree throughout the Okanagan so the dots on the map are far short of the actual range in BC."

Species Information

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Deciduous shrubby tree; branches spreading, twigs hairless, up to 12 m tall.
Alternate, simple, elliptic to oblanceolate, smooth except hairy on the veins below, margins toothed, dark green, 3-9 cm long, with stipules.
Inflorescence of axillary racemes with flowers appearing before leaves in spring; corollas lacking; calyces bell-shaped, short-lobed, the lobes unequal.
Samaras, 10-15 mm long, 10-12 mm wide, winged, the wings translucent.

Source: The Illustrated Flora of British Columbia

USDA Species Characteristics

Flower Colour:
Blooming Period:
Mid Spring
Fruit/Seed characteristics:
Colour: Brown
Present over the Spring
Source:  The USDA

Habitat / Range

Moist to dry streambanks, lakesides and waste places in the steppe zone; infrequent in SC BC, known only from Osoyoos; introduced from Asia.

Source: The Illustrated Flora of British Columbia


The climate type for this species, as reported in the: "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References