Pinnate sparrow

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Pinnate sparrow
Sorbaria kirilowii

Sorbaria kirilowii

Systematics
Rosids
Eurosiden I
Order : Rose-like (rosales)
Family : Rose family (Rosaceae)
Subfamily : Spiraeoideae
Genre : Pinnate sparrow
Scientific name
Sorbaria
( Ser. Ex DC. ) A.Br.

The plant genus sorbaria ( Sorbaria ) belongs to the subfamily of spiraeoideae in the family of the rose family (Rosaceae).

description

Siberian pinnate sparrow ( Sorbaria sorbifolia )
Inflorescence of Sorbaria tomentosa

Sorbaria species are deciduous, mostly tall shrubs with stem-like branches. The bare or hairy bark of the branches is yellow to green when young, later it is dark reddish or yellowish brown. The alternate arranged, large imparipinnate leaves contain seven to 33 pinna leaflet . The leaflets, which are usually double-sawn, are up to 13 cm long. Stipules are present.

Many flowers stand together in 10 to 30 cm long, terminal, paniculate inflorescences . The relatively small, five-fold flowers have a diameter of 5 to 10 mm. The five sepals are also still present on the fruits. The five rounded, white petals are fused at the base. The 20 to 50 stamens are often longer than the petals. The five carpels are only fused at the base and are in an open flower cup.

The style and calyx are still present on the 2.5 to 5 mm long, bald or hairy follicles when they are ripe.

Occurrence

Sorbaria species occur in Central and East Asia, as well as in eastern North America.

The decorative, free-flowering trees can be used as solitary and group shrubs in parks and gardens in the temperate zone .

Types (selection)

There are around nine to ten species of Sorbaria :

  • Sorbaria grandiflora (Sweet) Maxim. : It occurs in Siberia.
  • Sorbaria kirilowii (Rule & Tiling) Maxim. (Syn .: Sorbaria arborea C.K.Schneid. , Sorbaria arborea var. Glabrata Rehder , Sorbaria arborea var. Subtomentosa Rehder , Sorbaria assurgens M.Vilm. & Bois , Spiraea kirilowii Regel & Tiling ): It occurs in China and in northern Korea.
  • Sorbaria pallasii (G.Don) Pojark.
  • Siberian pinnate spar ( Sorbaria sorbifolia (L.) A. Braun , Syn .: Schizonotus sorbifolia (L.) Lindl. Ex Steud. , Sorbaria sorbifolia var. Stellipila Maxim. , Spiraea sorbifolia L. )
  • Sorbaria tomentosa (Lindl.) Rehder : With the varieties:
    • Sorbaria tomentosa var. Angustifolia (Wenz.) Rahn (Syn .: Schizonotus aitchisonii (Hemsl.) Skeels , Sorbaria aitchisonii Hemsl. , Spiraea aitchisonii Hemsl. , Spiraea sorbifolia var. Angustifolia Wenz. )
    • Sorbaria tomentosa (Lindl.) Rehder var. Tomentosa (Syn .: Schizonotus tomentosus Lindl. , Sorbaria lindleyana (Wall. Ex Lindl.) Maxim. , Spiraea lindleyana Wall. Ex Lindl. )

swell

Individual evidence

  1. ^ A b c Sorbaria in the Germplasm Resources Information Network (GRIN), USDA , ARS , National Genetic Resources Program. National Germplasm Resources Laboratory, Beltsville, Maryland. Retrieved April 20, 2017.

Web links

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