Ulmus pumila |
Ulmus thomasii |
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Siberian elm |
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Ulmus pumila |
Ulmus thomasii |
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Flowering time | February-April | |
Habitat | Roadsides, fence rows, waste areas. | |
Distribution | Occurring chiefly east of the Cascades crest in Washington; introduced over much of the North America, where commonly escaping and naturalizing.
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Origin | Introduced from Asia | |
Conservation status | Not of concern | |
Sibling taxa | ||
Web links |
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