yellow buckeye Hippocastanaceae Aesculus flava

Leaf:Opposite, palmately compound, 10 to 15 inches long, 5 oval leaflets, each 3 to 7 inches long, sharply serrate, petiole as long as leaflet; dark green above and paler below.
Flower:Species is monoecious; pale yellow-orange, tubular, with stamens shorter than petals, occur in large showy upright clusters, 4 to 8 inches in length, appear in late spring.
Fruit:Smooth, thick, leathery husks enclosing 1 to 3 smooth chestnut-brown, shiny seeds with a large, lighter brown spot on one side; develop on a stout, terminal stalk and appear as small pear-shaped "potatoes".
Twig:Stout, with a large shield-shaped leaf scar, orangish lenticels; terminal buds are orangish brown, quite large (1/2 to 3/4 inch) with a sharp point; the lateral buds are much smaller.
Bark:Initially smooth, light grayish brown and often quite splotchy. Later develops large scaly patches.
Form:Typically quite straight, 50 to 80 feet tall with hanging branches; trunk diameter 1 to 2 feet.

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