Birch and Downy birch

Birch noun - Any betulaceous tree or shrub of the genus Betula having a thin peeling bark.

Downy birch and birch are semantically related. In some cases you can replace phrase "Downy birch" with "Birch", this terms are similar.

Nearby Words: birched, birching, birchen

Downy birch noun - European birch with dull white to pale brown bark and somewhat drooping hairy branches.

Birch and downy birch are semantically related. You can use "Birch" instead a noun phrase "Downy birch".