Decaisnea

Decaisnea insignis

Decaisnea is a plant genus of the family of finger fruit plants ( Lardizabalaceae ). It occurs in the mountain forests of East Asia (China, Himalayas ).

Description

Decaisnea species are deciduous, erect, slightly branched shrubs. The winter buds are covered with two outer scales. The leaves are pinnate. The petioles are hinged at the base, the part petioles short, the part leaves are opposite each other.

Decaisnea species are monoecious getrenntgeschlechtig ( monoecious ). The flowers are borne in terminal, paniculate, racemose inflorescences. The flowers have six, almost overlapping imbricate sepals and no petals. The male flowers have six stamens with oblong anthers. The rudimentary trained stamp is small and fused with the stamen tube. In female flowers, the staminodes are free or are fused at the base. The three carpels are straight, the ovules are in two rows on each side of the dividing line achszugewandten the carpels. The scar is conspicuous.

The dehiscent fruit is straight or more or less curved. The seeds are surrounded and pressed by a white, translucent flesh.

System

The name of the genus Decaisnea reminiscent of Joseph Decaisne (1807-1882), a Belgian-French botanists and agronomists ( and the first editor of the family).

Species (possibly incomplete), by:

• Blue cucumber ( Decaisnea fargesii Franch. )
• Decaisnea insignis ( Griff. ) Hook.f. & Thomson

Pictures

Decaisnea fargesii:

Fruit.

Swell

• Dezhao Chen: Decaisnea. In: Flora of China, Volume 6, 2006 Pages 440-441. .