Great summer root

Great summer root
	Great Summer Arum ( Orobanche elatior )
Systematics
	Asterids
	Euasterids I
Order :	Mint family (Lamiales)
Family :	Summer root family (Orobanchaceae)
Genre :	Sommerwurzen ( Orobanche )
Type :	Great summer root
Scientific name
	Orobanche elatior
	Sutton

The great summer root ( Orobanche elatior ), also called high summer root, is a plant species from the genus of summer root ( Orobanche ) in the family of summer root plants (Orobanchaceae).

description

The great summer root is a 20 to 60 cm high, parasitic plant that parasitizes on knapweed species ( Centaurea ). The dense scale leaves on the stem are usually longer than the internodes .

inflorescence

The flowering time of the species extends from June to July. The crown is initially rose-red in color, but later turns reddish yellow, there are no glandular hairs on the outside. The upper lip is not or only indistinctly outlined. The back line of the crown is more or less evenly curved. The scar is colored yellow.

The number of chromosomes is 2n = 38.

Occurrence

The species occurs in Europe and Asia. Its distribution area includes Spain, France, Italy, the Balkan Peninsula, Romania, Eastern Europe, Germany, Austria, the Czech Republic, Hungary, Poland, Denmark, Sweden and Great Britain, Turkey, Iran, the Caucasus, Central Asia, Siberia and China. It grows on heat-favored edges and on semi-arid lawns. It prefers moderately dry, nutrient-poor limestone and gypsum soil. It occurs in Central Europe in societies of the order Brometalia or Origanetalia.

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. 865-866 .
^ Orobanche in the Germplasm Resources Information Network (GRIN), USDA , ARS , National Genetic Resources Program. National Germplasm Resources Laboratory, Beltsville, Maryland. Retrieved January 27, 2018.

Web links

Commons : Large summer root - album with pictures, videos and audio files

Great summer root. In: FloraWeb.de.
Great summer root . 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 .
Orobanche elatior Sutton 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: Sommerwurz data sheet with identification key and photos at Flora-de: Flora von Deutschland (old name of the website: Flowers in Swabia )

[Oberdorfer2001-1] 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. 865-866 .

[GRIN-2] Orobanche in the Germplasm Resources Information Network (GRIN), USDA , ARS , National Genetic Resources Program. National Germplasm Resources Laboratory, Beltsville, Maryland. Retrieved January 27, 2018.