Larix laricina

Tamarack (Larix laricina ), drawing.

The Tamarack or American Larch ( Larix laricina ), called by the English name Eindeutschung also Tamarack Larch, or Tamarack, is a species of the genus of larches ( Larix) in the pine family ( Pinaceae ).

Dissemination

She is originally from northern North America, mainly Canada, Yukon, Northwest Territories, the east of Newfoundland, but also from the Northeast of the United States such as Minnesota and Pennsylvania. An isolated population also exists in Alaska.

In Central Europe it is quite rare planted.

Description

The Tamarack grows reaches of up to 60 centimeters as a deciduous tree growing to heights of over 20 meters and trunk diameter ( diameter at breast height ). Your tree crown is slender conical; towards the tip, it usually ends by dividing into several branches. The bark of young trees is gray and smooth, later it is reddish to reddish - brown and scrolls fine from without cracks. The bark of the branches is orange - brown and smooth. The standing on short shoots, needle-like leaves are very narrow ( 0.5 to 0.8 mm), 0.3 to 0.5 millimeters thick and about 1 to 2.5 inches long.

The Tamarack is monoecious getrenntgeschlechtig ( monoecious ). Pollen have a diameter of 53-65 microns. Those related to curved, 2 to 5 x 2 to 2.5 mm stems pins are truncated cylindrical and only 1 to 2 cm long with a diameter of 0.5 to 1 cm. They have 10 to 30 seed scales and a few round, at the top curved bracts. The seeds are 2-3 mm long with 4-6 mm large wings.

Pictures

Tamarack with cones.

Bark and short shoots.

Seedlings.

Swell

• Christopher J. Earle: Larix laricina. In: The Gymnosperm Database. May 27, 2011, accessed 6 November 2011 (English).