Carpinus caroliniana

Carpinus caroliniana (leaves)

The American hornbeam (Carpinus caroliniana ) is a kind of deciduous tree in the genus of hornbeam (Carpinus ) from the birch family ( Betulaceae ).

Description

The American Hornbeam is a deciduous tree reaching heights of growth of up to 12 meters, with a very rounded, almost spherical crown. The bark is smooth and colored blue-gray. The elliptical leaves are 5-10 cm long and 3-5 cm wide; they are doubly serrate and green on the bottom.

The American Hornbeam is monoecious getrenntgeschlechtig ( monoecious ). The flowers are borne in drooping catkins. The male flowers do not bloom and her kittens are 2-6 cm long. The female flowers are borne in 2.5 to 12 cm long catkins. The female flowers have inconspicuous bracts and two filamentous, red scars. Each female flower is surrounded by a tri-lobed shell which is formed from bract and two continue reading and is 2 to 3.5 × 1.4 to 2.8 cm in size.

There shall be seeded nut fruits.

Occurrence

The American hornbeam is almost the entire eastern third of North America's indigenous, specifically from Quebec and New England to Minnesota in the north to the south in Texas and Florida; in even more southern areas in Mexico, Guatemala and Belize is home. The locations they preferred heavy wet soils along rivers and in swamps.

Subspecies

There are two sub- modes. They form hybrids in the overlapping areas of their areas:

• Carpinus caroliniana Walt. subsp. caroliniana: Your area extends from the Atlantic coastal plains north to Delaware and west from the lower Mississippi Valley to Texas in the east.
• Carpinus caroliniana subsp. virginiana (Marshall) Furlow: Your area extends from the Appalachians west to Minnesota and south to Arkansas. Its leaves are larger and contain dark glands.

Swell

• John J. Furlow: Betulaceae in Flora of North America, Volume 3: Carpinus caroliniana - Online. (English )