Long-haired thyme

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Long-haired thyme
Long-haired thyme (Thymus praecox subsp.polytrichus)

Longhaired thyme ( Thymus praecox subsp. Polytrichus )

Systematics
Euasterids I
Order : Mint family (Lamiales)
Family : Mint family (Lamiaceae)
Genre : Thyme ( thymus )
Type : Early flowering thyme ( Thymus praecox )
Subspecies : Long-haired thyme
Scientific name
Thymus praecox subsp. polytrichus
( A.Kern. Ex Borbás ) Jalas

The long-haired thyme ( Thymus praecox subsp. Polytrichus ), also called mountain thyme , mountain quendel or alpine thyme , is a subspecies of the early flowering thyme ( Thymus praecox ) from the genus of the thyme ( Thymus ) within the mint family (Lamiaceae) ).

description

Vegetative characteristics

The long-haired thyme grows as a dwarf shrub and reaches heights of 3 to 10 centimeters. It has lignified stems below and creeping runners above ground . This species does not have a very aromatic smell, but when the leaves or flowers are rubbed, the characteristic smell of thymi develops.

The blooming four-edged stems are erect and only significantly more hairy on two or two sides. The leathery, coarse foliage leaves are up to 12 millimeters in length ovate to spatulate, ciliate at the base and underneath with distinct nerves.

Generative characteristics

The flowering period extends from May to September. The flowers are in a head-shaped inflorescence with leaf-like bracts. The hermaphrodite flowers are zygomorphic with a double flower envelope . The bell-shaped chalice is two-lipped. The crown is pink to purple in color and has two lips.

The number of chromosomes is 2n = 56 or 54.

Occurrence

The long-haired thyme thrives in the mountains of southern and central Europe. In Austria , the long-haired thyme is often from the subalpine to alpine altitude range , is absent in Burgenland and Vienna. In Germany, this subspecies occurs only in southern Bavaria .

The long-haired thyme grows in sunny locations in dry and steppe grasslands on warm, base-rich, stony or sandy soils from the valley up to 2800  m . In the Allgäu Alps, it rises on the Nebelhorn to an altitude of 2000 meters. It is a species of character of the order Seslerietalia albicantis.

Taxonomy

It was first described in 1890 under the name ( Basionym ) Thymus polytrichus by Anton Kerner von Marilaun in Vincze von Borbás : Természettudományi Közlöny , Volume 24, 2, p. 105. Jaakko Jalas placed it in the rank of a subspecies Thymus praecox subsp. polytrichus (A.Kern. ex Borbás) Jalas . Other synonyms for Thymus praecox subsp. polytrichus (A.Kern. ex Borbás) Jalas are: Thymus serpyllum subsp. polytrichus (A.Kern. ex Borbás) Briq. , Thymus serpyllum var. Polytrichus (A.Kern. Ex Borbás) Briq. , Thymus praecox subsp. ligusticus (Briq.) Paiva & Salgueiro , Thymus serpyllum var. ligusticus Briq. , Thymus polytrichus subsp. ligusticus (Briq.) Stace , Thymus serpyllum subsp. ligusticus (Briq.) Cout. , Thymus agoustensis Formánek , Thymus alpigenus (A.Kern. Ex Heinr.Braun) Ronniger , Thymus balcanus Borbás , Thymus kapelae (Borbás) Dalla Torre & Sarnth. , Thymus kerneri Borbás , Thymus reinegeri Opiz des. Inval., Thymus trachselianus Opiz , Thymus vallicola (Heinr.Braun) Ronniger , Thymus vandasii Velen. , Thymus polytrichus subsp. vallicola (Heinr.Braun) Debray ex Kerguélen , Thymus serpyllum subsp. alpestris Briq. nom. illeg., Thymus serpyllum subsp. balcanus (Borbás) Lyka , Thymus serpyllum subsp. pfiffianus Lyka , Thymus serpyllum subsp. trachselianus (Opiz) Lyka , Thymus balcanus var. arnautorum Ronniger , Thymus balcanus var. beckii Ronniger , Thymus balcanus var. brevidens Velen. , Thymus balcanus var. Decorus Ronniger , Thymus balcanus var. Micevskii Matevski , Thymus balcanus var. Vandasii (Velen.) Ronniger , Thymus effusus var. Kapelae Borbás , Thymus humifusus var. Alpestris Čelak. , Thymus kerneri var. Epitrichus Borbás , Thymus kerneri var. Oblongifolius Beck , Thymus longicaulis var. Ciliatus K.Malý , Thymus serpyllum var. Alpestris Briq. nom. illeg., Thymus serpyllum var. trachselianus (Opiz) Briq. , Thymic trachselianus var. Valli cola Heinr.Braun .

literature

  • 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 .
  • Xaver Finkenzeller: Alpine flowers. Recognize & determine. Edited by Gunter Steinbach . 2nd Edition. Ulmer, Munich 2003, ISBN 3-576-11482-3 ( Steinbach's natural guide ). Xaver Finkenzeller, Jürke Grau: Alpine flowers. Recognize and determine (=  Steinbach's natural guide ). Mosaik, Munich 2002, ISBN 3-576-11482-3 .

Individual evidence

  1. ↑ 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.  814 .
  2. ↑ Erhard Dörr, Wolfgang Lippert : Flora of the Allgäu and its surroundings. Volume 2, IHW, Eching 2004, ISBN 3-930167-61-1 , p. 410.

Web links

Commons : Long-haired thyme ( Thymus praecox subsp. Polytrichus )  - album with pictures, videos and audio files