Lenga southern beech

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Lenga southern beech
Lenga southern beech

Lenga southern beech

Systematics
Rosids
Eurosiden I
Order : Beech-like (Fagales)
Family : Beech family (Nothofagaceae)
Genre : False beeches ( Nothofagus )
Type : Lenga southern beech
Scientific name
Nothofagus pumilio
( Poepp . & Endl. ) Krasser

The Lenga southern beech ( Nothofagus pumilio ) is a species of false beech from the family of the false beech family (Nothofagaceae).

features

The Lenga southern beech is a deciduous tree, reaches a height of up to 30 meters and a diameter of up to 1.5 meters. The bark is light gray and deeply longitudinally fissured. The two-line arranged on the branch and standing on 2 to 6 millimeter long stems are elliptical, the leaf blade is 2 to 4 centimeters long and 1.4 to 3 centimeters wide.

The male flowers are on approximately 4 millimeter long flower stalks. They have fused bracts that form a perigone with five to seven lobes and have 15 to 20 stamens . The female flowers are sessile.

The fruits are small nuts 6 to 7 millimeters long. Two of them stand together, surrounded by a fruit shell ( cupula ).

The number of chromosomes is 2n = 26.

Lenga southern beech ( Nothofagus pumilio )

Distribution and habitat

The Lenga southern beech is found in Chile in temperate regions from Talca down to Cape Horn at all altitudes between sea level and tree line . It is also found analogously in Argentina. It is part of the forests of the Andes and Patagonia .

It inhabits areas with low temperatures and poor soils, can form large forests and is found in the forest communities Lenga , Roble-Raulí-Coihue , Coihue de Magallanes Araucaria and Alerce .

Systematics

The lenga southern beech belongs to the subgenus Nothofagus, which includes only five species found in South America .

proof

Individual evidence

  1. ^ Nothofagus pumilio at Tropicos.org. In: IPCN Chromosome Reports . Missouri Botanical Garden, St. Louis
  2. ↑ More information on the Lenga forest society in the Enciclopedia de la Flora Chilena
  3. ↑ More information on the Roble-Raulí-Coihue forest society in the Enciclopedia de la Flora Chilena
  4. ↑ More information on the Coihue de Magallanes forest society in the Enciclopedia de la Flora Chilena
  5. ↑ More information on the Araucaria forest community in the Enciclopedia de la Flora Chilena
  6. ↑ More information on the Alerce Forest Society in the Enciclopedia de la Flora Chilena

Web links

Commons : Lenga southern beech ( Nothofagus pumilio )  - album with pictures, videos and audio files