New Hampshire State Tree
Paper Birch
Betulaceae Betula papyrifera
Leaf
Alternate, simple, pinnately veined, ovate in shape, with coarsely doubly
serrate margins, an acute tip and a rounded base.
Flower
Preformed aments, male near the end of the twig in 2’s or 3’s, 3/4 to 1 1/4 inches long. Female flowers are upright, 1 to 1 1/4 inches long. Flowers April to June.
Fruit
Cone-like, cylindrical 1 to 1 1/2 inches long, deciduous at maturity, releasing elliptical 2-winged nutlets. Matures in the autumn disperses over winter.
Twig
Slender, dull red-brown, lacking wintergreen smell when cut. Terminal bud is absent, lateral buds are gummy, chestnut brown in color. Spur shoots present
on older growth.
Bark
Smooth, thin, chalky-to-creamy white; peeling in horizontal papery strips. Brown to black and furrowed at the base. Orange inner bark.
Form
A medium-sized tree with a pyramidal or irregular crown.
Conservation; Photos and text by: John Seiler, Edward Jensen,
Alex Niemiera, and John Peterson; Silvics reprinted from Ag
Handbook 654; range map source information