2. Castànea pùmila, Mill. (Chinquapin.) Leaves lance-oblong, strongly straight-veined, coarsely serrate, usually with awned tips; whitish-downy beneath, 3 to 5 in. long, 1¼ to 2 in. wide. Bur small, prickly, with a single small, rounded, sweet, chestnut-colored nut. A handsome small tree, or in the wild state usually a shrub, 6 to 40 ft. high. Central New Jersey, southern Ohio and southward, and cultivated successfully as far north as New York City.
Genus 90. FÀGUS.
Trees with alternate, strongly straight-veined, almost entire to deeply pinnatifid leaves. Flowers inconspicuous, appearing with the leaves. Fruit a prickly bur, inclosing 2 triangular, sharp-ridged nuts, the bur hanging on the trees during the greater part of the winter. Leaf-buds very elongated, slender, sharp-pointed.
| * The straight veins all ending in the teeth; native | 1. |
| * Margin varying from entire to deeply pinnatifid, the straight veins occasionally ending in the notches | 2. |
F. ferrugínea.
1. Fàgus ferrugínea, Ait. (American Beech.) Leaves thin, oblong-ovate, taper-pointed, distinctly and often coarsely toothed; petioles and midrib ciliate with soft silky hairs when young, soon almost naked. The very straight veins run into the teeth. Prickles of the fruit mostly recurved or spreading. Large tree, 60 to 100 ft. high, with grayish-white, very smooth bark, and firm, light-colored, close-grained wood. Wild throughout, and frequently cultivated.
F. sylvática.