Betula

Betula xwinteri

Betula alpestris

Betula xalpestris var. xsukaczewii

Betula × sukaczewii

Betula xcaerulea

Betula xcaerulea var. caerulea

Betula xcaerulea var. grandis

Betula caerulea grandis

Betula xdugleana

Betula xdutillyi

Betula xeastwoodiae

Betula xhornei

Betula xjackii

Betula glandulosa

Resin birch

Betula michauxii

Betula nana subsp. nana

Betula nigra

Red birch

Betula cordifolia

Betula populifolia

White birch

Betula pubescens subsp. pubescens