Combretum aculeatum

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Combretum aculeatum
Combretum aculeatum on a termite mound in W National Park, Burkina Faso.

Combretum aculeatum on a termite mound in W National Park , Burkina Faso .

Systematics
Rosids
Eurosiden II
Order : Myrtle-like (Myrtales)
Family : Winged family (Combretaceae)
Genre : Long threads ( Combretum )
Type : Combretum aculeatum
Scientific name
Combretum aculeatum
Vent.

Combretum aculeatum is a species of long filament ( Combretum ). It is widespread in the savannahs of Africa.

description

In Combretum aculeatum is a deciduous, often climbing shrub reached, the stature heights of 1 to 4 meters. The bark of young twigs is brown, later gray.

The alternate up almost constantly against arranged on the branches leaves are stalked. The base of the petioles remains as a thorn up to 1 cm long after the leaves have fallen . The simple leaf blade is 3 to 7 cm long and 2 to 3 cm wide and is elliptical to obovate and slightly hairy on both sides.

Inflorescence with five-fold flowers.

The flowers are in lateral, short racemose inflorescences . The stalked flowers are five-fold with a double flower envelope . The flower base and calyx are purple in color. The five pink to white, hairy petals are 4 to 6 mm long and 1 to 2 mm wide and fused to form a tube.

The 1.5 to 2.3 cm large, almost hairless wing nuts have five wings.

The number of chromosomes is 2n = 26.

distribution

Combretum aculeatum is widespread in the savannahs of Africa ; in more humid savannas, this species is often found on termite mounds .

Taxonomy

The first description of Combretum aculeatum was made in 1808 by Étienne Pierre Ventenat in Choix de Plantes, Dont la Plupart Sont Cultivées dans le Jardin de Cels , plate 58. The specific epithet aculeatum (aculeatus = prickly) refers to the base of the leaf stalks that hardens into thorns.

use

Combretum aculeatum has numerous uses in traditional medicine in West Africa and is eaten by livestock.

literature

  • J. Berhaut: Flore Illustrée du Sénégal , Volume 2, Dakar, 1974.
  • A. Thiombiano, M. Schmidt, H. Kreft, S. Guinko: Influence du gradient climatique sur la distribution des espèces de Combretaceae au Burkina Faso (Afrique de l'Ouest). in Candollea 61, 2006, 189-203: pdf - Online.
  • C. Orwa, A. Mutua, R. Kindt, R. Jamnadass & A. Simons, 2009: Agroforestree Database: a tree reference and selection guide : Combretum aculeatum - data sheet, PDF.

Individual evidence

  1. ↑ a b c d M. Arbonnier: Arbres, arbustes et lianes des zones sèches d'Afrique de l'Ouest , 2002, CIRAD, MNHN, ISBN 2-85653-546-1
  2. ↑ a b C. Orwa, A. Mutua, R. Kindt, R. Jamnadass & A. Simons, 2009: Agroforestree Database: a tree reference and selection guide : Combretum aculeatum - data sheet, PDF.
  3. ↑ Combretum aculeatum at Tropicos.org. In: IPCN Chromosome Reports . Missouri Botanical Garden, St. Louis
  4. ↑ Combretum aculeatum at Tropicos.org. Missouri Botanical Garden, St. Louis

Web links

Commons : Combretum aculeatum  - collection of images, videos and audio files