Betula populifolia
(重定向自Grey Birch)



Betula populifolia (Gray Birch) is a deciduous tree native to North America.
Range: It ranges from southeastern Ontario east to Nova Scotia, and south to Pennsylvania and New Jersey, with disjunct populations in Indiana, Virginia, and North Carolina. It prefers poor, dry upland soils, but is also found in moist mixed woodlands. Living only about 30 years, it is a common pioneer species on abandoned fields and burned areas.