Other hyponyms of birch tree include
Betula leutea,
yellow birch,
American white birch,
Betula cordifolia,
Betula papyrifera,
canoe birch,
paper birch,
paperbark birch,
American gray birch,
American grey birch,
Betula populifolia,
gray birch,
grey birch,
Betula pendula,
common birch,
European white birch,
silver birch,
Betula pubescens,
downy birch,
white birch,
Betula nigra,
black birch,
red birch,
river birch,
Betula lenta,
black birch,
cherry birch,
sweet birch,
Betula neoalaskana,
Yukon white birch,
Betula fontinalis,
mountain birch,
swamp birch,
water birch,
Western birch,
Western paper birch,
American dwarf birch,
Betula glandulosa,
Newfoundland dwarf birch.