Delaware State Tree - American Holly - Ilex opaca

American Holly Aquifoliaceae Ilex opaca

Leaf: Alternate, simple, and persistant, thickened and leathery, eliptical in shape, 2 to 4 inches long, dark green and shiny above, pale green below with entire or spiney-toothed margins.

Flower: Dioecious, dull green-white, male flowers on 3 to 7 flowered cymes, female flowers are solitary with a pleasant odor. Flowers apparent April to June.

Fruit: A berrylike drupe, red, rarely yellow when ripe, 1/4 inch in diameter, containing ribbed nutlets. Maturing September to October, persisting on tree into winter.

Twig: Slender with rust-colored pubescence.

Bark: Light gray, with prominent warts.

Form: A small tree, with a thick crown and pyramidal form, usually with branches to the ground.

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
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