Any betulaceous tree or shrub of the genus Betula having a thin peeling bark (noun)
WordNet. Princeton University. 2010.
Use "birch tree" in a sentence
"Many a bright eye glances under Helen's shadowy hat: and, see, one gallant axe-man lingers behind the others – he pauses now by the old birch tree – I know he is her lover, and in charity to their young hearts I must allow her to turn, while we proceed onward."