Clove oatmeal
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Clove oatweed ( Aira caryophyllea ), illustration |
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| Aira caryophyllea | ||||||||||||
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The clove oatweed ( Aira caryophyllea ) is a species of the sweet grass family (Poaceae). Another name is common carnation oat .
description
The annual plant is 5 to 20 cm, exceptionally up to 40 cm high. The leaves are green in early summer. The panicles are loosely spread out consist of two-flowered spikelets . The dorsal awn of the lemmas is 2 to 3 mm long.
The clove-wreath blooms in June and July.
The number of chromosomes is 2n = 14 or 28.
Occurrence
The natural occurrence of the species ranges from Europe to the Caucasus, from the Mediterranean area to the mountains of Africa, from Tibet to the western Himalayas and also includes Macaronesia. It is a neophyte in North America , New Zealand, Hawaii and other countries.
The Nelken-Haferschmiele mainly colonizes rock corridors , acidic dry grassland as well as ruderal sites and fallow land on sandy locations. It thrives on warm, dry, base-rich, lime-poor, moderately acidic to neutral, humus and fine earth poor, loose sand and stone gravel soils. It is a character species of the Airo caryophylleae-Festucetum ovinae from the Thero-Airion association.
Systematics
Two subspecies are distinguished in Germany:
- Aira caryophyllea subsp. caryophyllea
- Aira caryophyllea subsp. plesiantha (Jord.) K. Richt . (Syn .: Aira caryophyllea subsp. Multiculmis (Dumort.) Bonnier & Layens ): The home is the Mediterranean. It is a character species of the Teesdalio-Arnoseridetum from the sub-association Arnoseridenion. Was u. a. known from a site in Baden-Württemberg, is considered to be extinct in Germany.
Common names
The following names are or were used as further German-language trivial names: Small eyebright grass, nail grass, nail smelt, carnation grass, silver hair grass and silver grass.
literature
- Eckehart J. Jäger, Klaus Werner (Ed.): Excursion flora from Germany . Founded by Werner Rothmaler. 10th edited edition. tape 4 : Vascular Plants: Critical Volume . Elsevier, Spektrum Akademischer Verlag, Munich / Heidelberg 2005, ISBN 3-8274-1496-2 .
Individual evidence
- ↑ a b c Erich Oberdorfer : Plant-sociological excursion flora for Germany and neighboring areas . 8th edition. Verlag Eugen Ulmer, Stuttgart 2001, ISBN 3-8001-3131-5 . Page 241.
- ↑ Rafaël Govaerts (Ed.): Aira caryophyllea. In: World Checklist of Selected Plant Families (WCSP) - The Board of Trustees of the Royal Botanic Gardens, Kew . Retrieved November 1, 2016.
- ^ Georg August Pritzel , Carl Jessen : The German folk names of plants. New contribution to the German linguistic treasure. Philipp Cohen, Hannover 1882, page 52, online.
Web links
- Clove oatmeal. In: FloraWeb.de.
- Clove oatmeal . 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 .
- Aira caryophyllea L. In: Info Flora , the national data and information center for Swiss flora . Retrieved September 28, 2015.
- Distribution in the northern hemisphere from: Eric Hultén, Magnus Fries: Atlas of North European vascular plants , 1986, ISBN 3-87429-263-0
- Thomas Meyer: Data sheet with identification key and photos at Flora-de: Flora von Deutschland (old name of the website: Flowers in Swabia )
- Carl von Linné: Species Plantarum 1, 1753, p. 65 (first description)
