Grove eyebright
Grove eyebright | ||||||||||||
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Grove eyebright ( Euphrasia nemorosa ) |
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Systematics | ||||||||||||
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Scientific name | ||||||||||||
Euphrasia nemorosa | ||||||||||||
( Pers. ) Wallr. |
The grove-Augentrost ( Euphrasia nemorosa , Syn. : Euphrasia curta ) is a plant type from the genus Augentrost ( Euphrasia ) in the family of broomrape plants (Orobanchaceae).
description
The grove eyebright is a deciduous, annual herbaceous plant that reaches heights of 10 to 35 cm. It is a therophyte and a semi-parasitic plant . The stem branches into strong side branches. The hairless to densely hairy leaves are almost horizontal. They are set on both sides with three to nine pointed teeth.
The inflorescences are terminal and appear after at least five internodes . The crown is 5 to 7.5 mm long and white to purple in color.
The fruits are capsule fruits that are slightly shorter than the perennial calyx .
The number of chromosomes is 2n = 44.
Occurrence
The grove eyebright occurs in Europe and as a neophyte in eastern America. It grows on semi-arid, semi-arid grasslands and on the edges of paths at altitudes of up to 1550 meters. He prefers fresh, nutrient poor soils . In Central Europe it is a character species of the order Nardetalia, but also occurs in societies of the associations Cynosurion or Polygonion avicularis.
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 Hain eyebright. In: FloraWeb.de.
- ↑ 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 .
- ↑ Eckehart J. Jäger (Ed.): Exkursionsflora von Deutschland. Vascular plants: baseline . Founded by Werner Rothmaler. 20th, revised and expanded edition. Spektrum Akademischer Verlag, Heidelberg 2011, ISBN 978-3-8274-1606-3 .
Web links
- Euphrasia nemorosa (Pers.) Wallr., Hain-eyebright. In: FloraWeb.de.
- Grove 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 nemorosa (Pers.) Wallr. 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 )