Soft-haired sulfur basket

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Soft-haired sulfur basket
Soft-haired sulfur basket (Urospermum dalechampii)

Soft-haired sulfur basket ( Urospermum dalechampii )

Systematics
Order : Astern-like (Asterales)
Family : Daisy family (Asteraceae)
Subfamily : Cichorioideae
Tribe : Cichorieae
Genre : Sulfur basket ( Urospermum )
Type : Soft-haired sulfur basket
Scientific name
Urospermum dalechampii
( L. ) Scop. ex FWSchmidt

The Weichhaarige sulfur basket ( Urospermum dalechampii ) is one of two plant species of the genus sulfur basket ( Urospermum ) within the family of Compositae (Asteraceae).

description

Illustration from Flore coloriée de poche du littoral méditerranéen de Gênes à Barcelone y compris la Corse
Flower head from below with the bracts and the ray florets at the edges
The flower head from above, the five corolla lobes of the tongue of the ray florets are clearly visible

Vegetative characteristics

Urospermum dalechampii grows as a perennial herbaceous plant and reaches heights of 20 to 40 centimeters.

The leaves are arranged in a basal rosette and alternate, the topmost opposite, on the stem. The leaf blade of the basal leaves is saw- shaped . The stem leaves are entire or toothed.

Generative characteristics

The flowering period extends from April to August. On a long, strong and thickened inflorescence shaft there is a single cup-shaped inflorescence with a diameter of up to 5 centimeters. The seven to eight lanceolate bracts arranged in a row are fused at their base and soft-haired.

The flower head contains sulfur-yellow ray florets together. The marginal ray florets are also often reddish brown on the outside.

The long, beaked achenes have a feathery, slightly reddish brown pappus .

The number of chromosomes is 2n = 14.

Occurrence

The distribution area of Urospermum dalechampii covers the north-western Mediterranean area to the Balkan Peninsula . Urospermum dalechampii occurs in Morocco , Algeria , Tunisia , Libya , Spain , the Balearic Islands , Monaco , France , Corsica , Italy , Sardinia , Sicily , Malta , Croatia , Bosnia and Herzegovina and Montenegro .

It usually thrives on roadsides as well as on cultivated and wasteland .

Taxonomy

The first publication took place in 1753 under the name ( Basionym ) Tragopogon dalechampii by Carl von Linné in Species Plantarum , 2, page 790. The new combination to Urospermum dalechampii (L.) Scop. ex FWSchmidt by Giovanni Antonio Scopoli was published in 1795 in Franz Willibald Schmidt in Collection of physical-economic essays ... 1, page 276. Other synonyms for Urospermum dalechampii (L.) Scop. ex FWSchmidt are: Arnopogon dalechampii Willd. , Tragopogon bicolor Moench , Tragopogon laetus Salisb. , Tragopogon verticillatus Lam. , Tragopogonodes dalechampii (L.) Kuntze , Urospermum grandiflorum St. Lager .

literature

Individual evidence

  1. ^ A b PD Sell: 157. Urospermum Scop. , P. 308. In: G. Tutin & al. (Ed.): Flora Europaea , Volume 4: Plantaginaceae to Compositae (and Rubiaceae). Cambridge, 1976, ISBN 0-521-08717-1 . ( limited preview in Google Book search)
  2. ↑ a b c d Ingrid Schönfelder, Peter Schönfelder : Kosmos Atlas Mediterranean and Canary Islands flora . Stuttgart 2002, ISBN 3-440-09361-1 .
  3. ↑ Urospermum dalechampii at Tropicos.org. In: IPCN Chromosome Reports . Missouri Botanical Garden, St. Louis
  4. ↑ a b Werner Greuter (2006+): Compositae (pro parte majore). In: Werner Greuter, E. von Raab-Straube (Ed.): Compositae. : Data sheet Urospermum dalechampii In: Euro + Med Plantbase - the information resource for Euro-Mediterranean plant diversity.

Web links

Commons : Soft-haired sulfur basket ( Urospermum dalechampii )  - album with pictures, videos and audio files