Blade of wind
Blade of wind | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Common wind stalk ( Apera spica-venti ), illustration |
||||||||||||
Systematics | ||||||||||||
|
||||||||||||
Scientific name | ||||||||||||
Apera | ||||||||||||
Adans. |
Windhalm ( Apera ) is a genus of plants within the sweet grass family (Poaceae). The five or so species are widespread in Eurasia .
description
Sprouts mainly in autumn. Often found in winter cereals, especially in more acidic soils
Systematics and distribution
The genus Apera was established in 1763 by Michel Adanson . The generic name Apera goes back to the Greek word aperos for unmutilated. A synonym for Apera Adans. is Anemagrostis Trin.
The genus Apera is closely related to the genus Agrostis . Of Agrostis differs Apera in that the Ährchenachse over the neck of the spikelet is extended out.
The genus Apera is widespread across Europe via Siberia and Central Asia to Pakistan and from Macaronesia to northwest Africa.
There are about five types:
- Apera baytopiana Dogan : This endemic occurs only in the Turkish province of Muğla .
- Apera intermedia hack. : It occurs from Turkey to northern Iran .
- Broken windstalk ( Apera interrupta (L.) P.Beauv. ): It is widespread from Europe to western Pakistan and northwest Africa. It is rare in Central Europe, naturalized in the Rhineland, otherwise only introduced, it is a neophyte in North America and more common than Apera spica-venti .
- Common wind stalk ( Apera spica-venti (L.) P.Beauv. ): It is widespread from Europe to Siberia , the Mediterranean region to northwestern Iran and Macaronesia . It is a common " weed " in winter crops .
- Apera triaristata Dogan : This endemic occurs only in the Turkish province of Denizli .
literature
- Dietmar Aichele, Heinz-Werner Schwegler: Our grasses . Franckh-Kosmos Verlag, 10th edition, 1991, ISBN 3-440-06201-5
- Thomas Gaskell Tutin : Apera Adanson , page 172, In: Thomas Gaskell Tutin (Ed.): Flora Europaea. Volume 5. Cambridge University Press 1980, ISBN 0-521-20108-X .
Individual evidence
- ↑ a b c d e f g h Rafaël Govaerts (Ed.): Apera. In: World Checklist of Selected Plant Families (WCSP) - The Board of Trustees of the Royal Botanic Gardens, Kew . Retrieved November 5, 2016.
- ^ A b Walter Erhardt , Erich Götz, Nils Bödeker, Siegmund Seybold: The great pikeperch. Encyclopedia of Plant Names. Volume 2. Types and varieties. Eugen Ulmer, Stuttgart (Hohenheim) 2008, ISBN 978-3-8001-5406-7 .