Slender eyebright
| Slender eyebright | ||||||||||||
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| Euphrasia micrantha | ||||||||||||
| Rchb. |
The Slim Augentrost ( Euphrasia micrantha ) is a plant type from the genus Augentrost ( Euphrasia ) in the family of broomrape plants (Orobanchaceae).
description
The slender eyebright is a 3 to 25 cm tall, semi-parasitic , little branched plant. The leaves are covered on both sides with one to six pointed teeth, they are bald or slightly hairy.
The inflorescences are terminal and appear only after at least five internodes . The crown is only between 4.5 and 6.5 mm long. They are lavender or purple in color.
The fruits are capsule fruits , which are surmounted by the constant calyx.
The number of chromosomes is 2n = 44.
Occurrence
The species occurs in numerous European countries. It grows on mountain meadows and grasslands. It prefers moderately fresh, acidic, sandy and loamy soil or gypsum that is poor in lime and nutrients. It occurs in companies of the Genistion Association.
literature
- Siegmund Seybold : Flora of Germany and neighboring countries. A book for identifying vascular plants that grow wild and often cultivated . Founded by Otto Schmeil , Jost Fitschen . 93rd completely revised and expanded edition. Quelle & Meyer, Wiebelsheim 2006, ISBN 3-494-01413-2 .
- Hans-Joachim Zündorf, Karl-Friedrich Günther, Heiko Korsch, Werner Westhus (eds.): Flora of Thuringia. The wild fern and flowering plants of Thuringia . Weissdorn, Jena 2006, ISBN 3-936055-09-2 .
Individual evidence
- ↑ a b 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. 853 .
Web links
- Slender eyebright. In: FloraWeb.de.
- Slender eyebright . 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 .
- Euphrasia micrantha Rchb. In: Info Flora , the national data and information center for Swiss flora .
- Distribution in the northern hemisphere from: Eric Hultén, Magnus Fries: Atlas of North European vascular plants. 1986, ISBN 3-87429-263-0 at Den virtuella floran. (swed.)
- Thomas Meyer: Eyebright data sheet with identification key and photos at Flora-de: Flora von Deutschland (old name of the website: Flowers in Swabia )
