Pre-Alpine finial
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Pre-Alpine finial ( Polygala alpestris ) |
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| Polygala alpestris | ||||||||||||
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The foothills finial ( Polygala alpestris ) is a kind from the family of polygalaceae (Polygalaceae).
features
The pre-alpine finial is an evergreen, perennial, herbaceous hemicryptophyte or chamaephyte that reaches heights of growth of 5 to 15 centimeters. The species forms a Pleiokorm root . The inflorescence is a dense, 2 to 3.5 centimeter long grape surrounded by the greatly enlarged upper stem leaves . The flowers are deep blue. The crown is 3.8 to 6 millimeters long. The calyx lobes are elliptical to obverse-shaped, 3.5 to 5.5 millimeters long and 2.0 to 3.2 millimeters wide. Your lateral nerves are not very branched and rarely have a connection to the median nerve.
The number of chromosomes is 2n = 34.
The flowering period extends from June to July.
distribution
The foothills of the Alps grows on fresh stone lawns and short-grass mats in the subalpine to alpine level. In Germany the species is found scattered in the Alps in Bavaria. In Austria it is common in the western Alps, otherwise scattered or rare. It is missing in Vienna, Lower Austria and Burgenland. In the Allgäu Alps, it rises to an altitude of 2100 meters.
It is a character species of the order of the alpine-subalpine blue grass grass (Seslerietalia variae) and the association of the grass grass (Nardion strictae).
literature
- Eckehart J. Jäger, Klaus Werner (ed.): Rothmaler excursion flora from Germany. Volume 4: Vascular Plants: Critical Volume . Spektrum Akademischer Verlag, Munich 2005, ISBN 3-8274-1496-2 .
- Manfred A. Fischer , Wolfgang Adler, Karl Oswald: Excursion flora for Austria, Liechtenstein and South Tyrol. 2nd, improved and enlarged edition. State of Upper Austria, Biology Center of the Upper Austrian State Museums, Linz 2005, ISBN 3-85474-140-5 .
Individual evidence
- ^ Erich Oberdorfer : Plant-sociological excursion flora for Germany and neighboring areas . With the collaboration of Angelika Schwabe and Theo Müller. 8th, heavily revised and expanded edition. Eugen Ulmer, Stuttgart (Hohenheim) 2001, ISBN 3-8001-3131-5 , pp. 642 .
- ↑ Erhard Dörr, Wolfgang Lippert : Flora of the Allgäu and its surroundings. Volume 2, IHW, Eching 2004, ISBN 3-930167-61-1 , p. 183.
Web links
- Pre-Alpine finial. In: FloraWeb.de.
- Pre-Alpine finial . In: BiolFlor, the database of biological-ecological characteristics of the flora of Germany.
- Profile and distribution map for Bavaria . In: Botanical Information Hub of Bavaria .
- Polygala alpestris Rchb. In: Info Flora , the national data and information center for Swiss flora . Retrieved December 3, 2015.
- Thomas Meyer: Data sheet with identification key and photos at Flora-de: Flora von Deutschland (old name of the website: Flowers in Swabia )