Shaggy hawkweed

Shaggy hawkweed
	Shaggy hawkweed ( Hieracium villosum )
Systematics
	Euasterids II
Order :	Astern-like (Asterales)
Family :	Daisy family (Asteraceae)
Subfamily :	Cichorioideae
Genre :	Hawkweed ( Hieracium )
Type :	Shaggy hawkweed
Scientific name
	Hieracium villosum
	Jacq.

The shaggy hawkweed ( Hieracium villosum ) is a species of the hawkweed genus ( Hieracium ).

description

The herbaceous perennial plant reaches heights of between 10 and 40 centimeters. The white shaggy hair is striking, the hair can be three to 10 millimeters long. The tongue-shaped basal leaves are arranged in rosettes and have almost entire margins. The stem leaves are sessile or half encompassing the stem.

The stem is simple or forked with one to four flower heads. In the flower heads there are many yellow five-lobed ray- flowers , which are often ciliate on the outside of the teeth.

Flowering time is from July to August.

The number of chromosomes is 2n = 27 or 36.

Shaggy hawkweed ( Hieracium villosum )

Occurrence

The limestone plant species prefers dry grasslands , rubble and stone corridors or bare rocks. This species can be found in the mountains of eastern Central Europe as well as in southern Europe at altitudes between 1100 and 2700 meters above sea level . In the Allgäu Alps, it rises to the Rotgundspitze in Bavaria up to 2300 m above sea level. It is a character species of the Seslerio-Caricetum sempervirentis from the Seslerion association, but occurs less often in societies of the Caricion ferrugineae association.

Systematics

One can distinguish the following subspecies:

Hieracium villosum Jacq. subsp. villosum : It occurs in France, Switzerland, Italy, Germany, Liechtenstein, Austria, Slovenia, on the Balkan Peninsula, in Bulgaria, the Czech Republic, in Slovakia, the Ukraine and in Romania.
Hieracium villosum subsp. acrovillosum Nägeli & Peter : It occurs in France, Switzerland, Austria and Slovenia.
Hieracium villosum subsp. albolanatum Nägeli & Peter : It occurs in France and Italy.
Hieracium villosum subsp. calvifolium Nägeli & Peter : It occurs in France, Germany, Switzerland, Italy, Austria, Slovenia, Croatia, Bosnia-Herzegovina and Romania.
Hieracium villosum subsp. doratophyllum Nägeli & Peter : It occurs in Italy.
Hieracium villosum subsp. eurybasis Nägeli & Peter : It occurs in France, Germany, Switzerland, Liechtenstein, Austria and Italy.
Hieracium villosum subsp. glabratellum J. Vetter & Zahn : It occurs in Austria.
Hieracium villosum subsp. glaucifrons Nägeli & Peter : It occurs in France, Germany, Switzerland, Italy, Liechtenstein, Austria, Hungary, Slovenia, Croatia, Bosnein-Herzegowina, Montenegro, Serbia and Romania.
Hieracium villosum subsp. heterophyllum Nägeli & Peter : It occurs in France, Switzerland, Germany, Austria, Italy and Slovakia.
Hieracium villosum subsp. ovalifolium Nägeli & Peter : It occurs in France, Germany, Switzerland, Austria, Italy, Slovenia and Romania.
Hieracium villosum subsp. trichocraspedum tooth : It occurs in Switzerland.
Hieracium villosum subsp. undulifolium Nägeli & Peter : It occurs in France, Switzerland, Germany, Austria, Italy, Slovenia, Croatia, Bosnia-Herzegovina, the Czech Republic, Poland, Slovakia and Romania.
Hieracium villosum subsp. villosissimum (Nägeli) Nägeli & Peter : It occurs in France, Switzerland, Germany, Austria, Liechtenstein, Slovenia, Croatia, Bosnia-Herzegovina, Montenegro, Romania, Albania and Slovakia.

Others

The thick coat creates an unmoving layer of air that reduces evaporation , adapting to the dryness of its location.

literature

Xaver Finkenzeller: Alpenblumen , Munich 2003, ISBN 3-576-11482-3
Manfred A. Fischer , Wolfgang Adler, Karl Oswald: Excursion flora for Austria, Liechtenstein and South Tyrol. 2nd, improved and enlarged edition. State of Upper Austria, Biology Center of the Upper Austrian State Museums, Linz 2005, ISBN 3-85474-140-5 .

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. 1006-1007 .
↑ Erhard Dörr, Wolfgang Lippert : Flora of the Allgäu and its surroundings. Volume 2, IHW, Eching 2004, ISBN 3-930167-61-1 , p. 725.
↑ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ ^j ^k ^l ^m ⁿ Werner Greuter (2006+): Compositae (pro parte majore). - In: W. Greuter & E. von Raab-Straube (ed.): Compositae. Euro + Med Plantbase - the information resource for Euro-Mediterranean plant diversity. Datasheet Hieracium villosum In: Euro + Med Plantbase - the information resource for Euro-Mediterranean plant diversity.

Web links

Commons : Hieracium villosum - album with pictures, videos and audio files

Shaggy hawkweed. In: FloraWeb.de.
Shaggy hawkweed . 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 .
Hieracium villosum Jacq. In: Info Flora , the national data and information center for Swiss flora . Retrieved July 11, 2016.
Thomas Meyer: Hawkweed 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. 1006-1007 .

[Dörr_und_Lippert-2] Erhard Dörr, Wolfgang Lippert : Flora of the Allgäu and its surroundings. Volume 2, IHW, Eching 2004, ISBN 3-930167-61-1 , p. 725.

[Euro+Med-3] ↑ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ ^j ^k ^l ^m ⁿ Werner Greuter (2006+): Compositae (pro parte majore). - In: W. Greuter & E. von Raab-Straube (ed.): Compositae. Euro + Med Plantbase - the information resource for Euro-Mediterranean plant diversity. Datasheet Hieracium villosum In: Euro + Med Plantbase - the information resource for Euro-Mediterranean plant diversity.