Inner surface of acorn shell velvety hairy. Aborted ovules near apex of seed. Embryo of seed usually quite bitter. Cup scales scarcely thickened basally and usually tightly appressed at tips. Roots developing from seed in the spring.
Oaks are extremely abundant in the SE and of immense value economically and environmentally.
Acorns are so important as food for wildlife that success or failure of an annual crop can be a major factor in winter survival. Foliage and twigs may be poisonous when eaten in considerable quantity. Oak lumber is hard, tough, durable, the porous wood stains well, and its uses are too extensive to enumerate. Several species of oaks are used as ornamentals. Identification of Oaks In naming oaks, utilize twigs with leaves from the exposed part of the crown when possible.