black ash Oleaceae Fraxinus nigra Marsh. Listen to the Latin   symbol: FRNI
Other Fact Sheets
Leaf: Opposite, pinnately compound, 7 to 11 sessile, serrated leaflets, whole leaf 10 to 14 inches long, dark green above, lighter below with tufts of brown hair.
Flower: Monoecious or with seperate male and female trees, female flowers in loose panicles; males in tighter dense clusters, both appear before the leaves in early spring.

Fruit: Samara with a wide wing and an indistinct seed cavity, 1 to 1 1/2 inches long, borne in hanging clusters.

Twig: Stout, light brown to gray, opposite buds are nearly black, first lateral buds appear some distances below terminal, nearly circular leaf scar.

Bark: At first smooth, but becomes scaly to corky, gray-brown.

Form: Small to medium sized tree reaching up to 40 to 50 feet tall, usually with a slender crown.
 
USDAFS Silvics of North America - USDAFS Additional Silvics - USDA Plants Database
Fraxinus nigra is native to North America. Range may be expanded by planting. See states reporting black ash (opens a new window).

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