Narrow-leaved spurflower
| Narrow-leaved spurflower | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Narrow-leaved spurflower ( Centranthus angustifolius ) |
||||||||||||
| Systematics | ||||||||||||
|
||||||||||||
| Scientific name | ||||||||||||
| Centranthus angustifolius | ||||||||||||
| ( Mill. ) DC. |
The narrow-Valerian ( Centranthus angustifolius ) is a plant from the genus of centranthus ( Centranthus ) in the subfamily of the valerian plants (Valerianoideae).
description
The narrow-leaved spurflower is a perennial plant that can reach heights of up to 70 centimeters. The rhizome is short and knotty. The stem is erect and has numerous pairs of leaves. The leaves are sessile, narrowly lanceolate, up to 10 centimeters long and 0.6 centimeters wide, only rarely wider.
The flowers are arranged in dense, three-column umbels. The crown is pink and fused. It has a corolla tube 7 to 12 millimeters long and spurred at the base, 5 extended tips up to 3 millimeters long and only one stamen. The spur is shorter than the tube. At the time of flowering the calyx is just a ring-shaped bulge, at the time of fruiting it has 10 to 25 feathery hairy bristles.
Flowering time is from July to August.
The number of chromosomes is 2n = 32.
Occurrence
The narrow-leaved spurflower occurs in the Pyrenees, in southern France, in the Jura, as well as in the western Alps to Piedmont and Savoy and in the Abruzzo region. Its distribution area includes the countries Spain, France, Italy and Switzerland. It is missing in Germany. This species colonizes rocks and limestone rubble in sunny locations up to an altitude of 1600 meters.
literature
- Xaver Finkenzeller, Jürke Grau: Alpine flowers. Recognize and determine (= Steinbach's natural guide ). New edited edition. Mosaik, Munich 1996, ISBN 3-576-10558-1 , p. 230 .
Individual evidence
- ^ Konrad Lauber, Gerhart Wagner: Flora Helvetica. Flora of Switzerland. Verlag Paul Haupt, Bern, Stuttgart, Vienna, 1996, ISBN 3-258-05405-3 , p. 1042.
- ^ E. von Raab-Straube & T. Henning (2017+): Valerianaceae. - In: Euro + Med Plantbase - the information resource for Euro-Mediterranean plant diversity. Data sheet Valerianaceae
Web links
- Centranthus angustifolius (Mill.) DC. In: Info Flora , the national data and information center for Swiss flora .