Maryland State Tree

Maryland State Tree

White Oak 

Fagaceae Quercus alba White Oak tree
Leaf
Alternate, simple, oblong to ovate in shape, pinnately veined
with an evenly lobed margin, 4 to 7 inches long. The apex is rounded and the base is wedge-shaped. Leaves are hairless, bright green above and whitish below.

Flower

Male flowers are green, borne in naked catkins, 2 to
4 inches long. Female flowers are reddish and appear as single spikes. Appearing with the leaves.

Fruit

Ovoid, but may be oblong, with a warty cap that covers
1/4 of the fruit. The cap always detaches at maturity. Matures in one year,
ripens 120 days after pollination (July to September).

Twig

Red-brown to somewhat gray, hairless, with red-brown
multiple terminal buds that are small, rounded and hairless. Twigs are often shiny or somewhat glaucous.

Bark

Whitish or ashy gray, varying from scaly to irregularly
platy or blocky. On older trees smooth patches are not uncommon.

Form

A large tree; when open grown, white oaks have rugged,
irregular crowns that are wide spreading, with a stocky bole. In the forest crowns are upright and oval.

Copyright 2019 Virginia Tech Dept. of Forest Resources and Environmental
Conservation; Photos and text by: John Seiler,
Edward Jensen, Alex Niemiera, and John Peterson; Silvics
reprinted from Ag Handbook 654;
range map source information