Gorse summer root

Gorse summer root
	Gorse summer root ( Orobanche rapum-genistae )
Systematics
	Asterids
	Euasterids I
Order :	Mint family (Lamiales)
Family :	Summer root family (Orobanchaceae)
Genre :	Sommerwurzen ( Orobanche )
Type :	Gorse summer root
Scientific name
	Orobanche rapum-genistae
	Thuill.

The broom-broomrape ( Orobanche rapum-genistae ) is a plant type from the genus of orobanche ( Orobanche ) in the family of broomrape plants (Orobanchaceae).

description

The broom-broomrape is a 15 to 85 cm tall, parasitic plant on Broom ( Cytisus scoparius ) and rare gorse ( Genista ) or gorse ( Ulex parasitized).

inflorescence

The inflorescences are very dense. The crown is 20 to 25 mm long, wide tubular-bell-shaped, light yellow or reddish brown in color. Towards the hem, the crown is covered with light glandular hair. The back line of the crown is more or less evenly curved. The flowers are accompanied by bracts that are as long or longer than the crown. The stamens are bare and widened at the base, and glandular trichomes are missing at the top . The scar is bright yellow.

The flowering period is between May and July.

The number of chromosomes is 2n = 38.

Occurrence

The gorse summer root is common in western and central Europe as well as in northwest Africa and Turkey. It grows in broom heaths and light forests at heights of up to 900 m. It prefers fresh, lime-poor and nutrient-poor mostly sandy or pure clay soils. In Central Europe, it is a character species of the Sarothamnenion sub-association from the Pruno-Rubion-fruticosi association of bushes.

Taxonomy

Synonyms for Orobanche rapum-genistae Thuill. are Orobanche benthamii Timb.-Lagr. and Orobanche rapum-genistae subsp. benthamii (Timb.-Lagr.) P. Fourn.

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

^ 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. 866 .
^ Orobanche in the Germplasm Resources Information Network (GRIN), USDA , ARS , National Genetic Resources Program. National Germplasm Resources Laboratory, Beltsville, Maryland. Retrieved January 28, 2018.

Web links

Commons : Gorse Sommerwurz - Album with pictures, videos and audio files

Gorse summer root. In: FloraWeb.de.
Gorse 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 rapum-genistae Thuill. In: Info Flora , the national data and information center for Swiss flora . Retrieved March 24, 2016.
Distribution in the Netherlands [1] (Dutch)
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. 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 28, 2018.