Betula occidentalis, the water birch or red birch, is a species of birch native to western North America, in Canada from Yukon east to western Ontario and southwards, and in the United States from eastern Washington east to western North Dakota, and south to eastern California, northern Arizona and northern New Mexico, and southwestern Alaska. It typically occurs along streams in mountainous regions.
It is a deciduous shrub or small tree growing to 10 m (33 ft) high, usually with multiple trunks. ...
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* Toutes les informations sont basées sur des recherches scientifiques publiées