பொருள் : Common birch of the eastern United States having spicy brown bark yielding a volatile oil and hard dark wood used for furniture.
ஒத்த சொற்கள் : betula lenta, cherry birch, sweet birch
பொருள் : Birch of swamps and river bottoms throughout the eastern United States having reddish-brown bark.
ஒத்த சொற்கள் : betula nigra, red birch, river birch