Catkins from a Gray Birch <em>(Betula populifolia)</em>. <em>s</em>: Staminate. <em>p</em>: Pistillate.

Gray Birch

Catkins from a Gray Birch (Betula populifolia). s: Staminate. p: Pistillate.

Cluster of ripened fruit from a Gray Birch <em>(Betula populifolia)</em>.

Gray Birch

Cluster of ripened fruit from a Gray Birch (Betula populifolia).

Bract with three staminate flowers from a Gray Birch <em>(Betula populifolia)</em>.

Gray Birch

Bract with three staminate flowers from a Gray Birch (Betula populifolia).

Bract with three pistillate flowers from a Gray Birch <em>(Betula populifolia)</em>.

Gray Birch

Bract with three pistillate flowers from a Gray Birch (Betula populifolia).

Fruit from a Gray Birch <em>(Betula populifolia)</em>.

Gray Birch

Fruit from a Gray Birch (Betula populifolia).

Also known as Betula populifolia. The branch of a Gray Birch tree, native to northeast North America.

Branch of Gray Birch

Also known as Betula populifolia. The branch of a Gray Birch tree, native to northeast North America.