Anogeissus leiocarpus

Inflorescence of Anogeissus leiocarpa

Anogeissus leiocarpa is a plant of the family of the wings seed plants ( Combretaceae ).

Occurrence

This species grows in the countries of the Sudan zone in savannas and dry forests in the Sahel usually along water courses with wide distribution in Africa, west of Gambia east to Ethiopia and south to the Congo.

Description

Appearance and leaf

Anogeissus leiocarpa grows as evergreen shrub or small tree, reaching heights of growth of usually 15, rarely up to 30 meters. The straight trunk has a diameter of up to 1 meter. The bark of the branches is hairy fluffy. The gray and light to dark brown mottled bark contains a dark resin.

The change - up against almost constant leaves are divided into petiole and leaf blade. The petiole is 1-6 mm long. The easy ganzrandige leaf blade is at a length of 2 to 10 inches and a width of 1 to 4 centimeters ovate to elliptic or ovate - lanceolate with wedge-shaped to obtuse Spreitenbasis and blunt or pointed top. The initially silky hairy leaf surfaces have four to eight pairs of lateral nerves. Stipules absent.

Inflorescence and flower

The two pairs of bracts fall off early. The inflorescence stem is up to 2.5 inches long. The lateral or terminal buds are spherical with a diameter of 0.5 to 2 centimeters. The relatively small, fragrant flowers are hermaphroditic, radial symmetry and fünfzählig. The stem-like base of the flower is 3-4 mm long. The five bright yellow sepals are fused bell-shaped with a length of about 1 mm. Petals absent. There are ten stamens present. The thread-like stamens are about 3 millimeters long. The anthers are heart-shaped. The under constant, unilocular ovary is hairy above its mid- rust. The style is filiform.

Fruit and seeds

The roundish fruit (Samara ) is 4-10 mm × 6-11 mm × 2 to 2.5 millimeters in size and has two wings. The yellow to reddish-brown when ripe fruit is beaked short and contains only one seed. The seed is ovate - shaped mandrel in a length of about 3 millimeters and a diameter of about 2 millimeters.

Set of chromosomes

The chromosome number is 2n = 24

Use

Anogeissus leiocarpa is used for dyeing fabrics, such as the well-known Bogolan fabrics from Mali.

Swell

• PROTA 3: Dyes and tannins / Colorants et tanins. ( Description section )