Arenaria serpyllifolia
Quendel Chickweed ( Arenaria serpyllifolia )
The wild thyme Chickweed ( Arenaria serpyllifolia ), also called Quendelblättriges chickweed or lemon thyme chickweed, is a flowering plant in the family Caryophyllaceae ( Caryophyllaceae ).
- 4.1 Notes and references
Description
Appearance and leaf
The wild thyme Chickweed is a small one - or two-year herbaceous plant that usually, sometimes reaching heights of growth of about 10 to 15 centimeters to 30 centimeters. The usually erect stems is usually strongly branched from the base to.
The leaves are ovate to permanent and pointed forward. They are slightly wider than in most species of the genus. Like the other parts of plants they are short haired and rough. The plant often therefore has a gray-green color. The stem sections between the leaves are much longer than the leaves, so that they are removed.
Inflorescence, flower and fruit
In a clearly separated inflorescence short -stalked flowers are grouped into several. The flowering period extends from May to September with usually only a few flowers are open simultaneously. The relatively small, hermaphroditic flowers are radial symmetry and fünfzählig double perianth. The five green sepals are about 3 to 4 millimeters long and at the edge of a white, membranous hem, which is about half as wide as the green median strip. The five white petals are shorter than the sepals, but otherwise very variable in size.
The capsule fruit jumps up with six short teeth.
Ecology
The wild thyme Chickweed is a winter annual or summer plant that grows mostly in flocks.
The flowers open only in sunshine and nectar but from. Pollinators are bees relatives; addition also self-pollination occurs.
There is a wind spreader. The capsule fruits fall with her wire-haired Chalice also from; then carried Velcro spread, spread as Regenschwemmling and people spread synanthropic by procrastination with arable soil and the infrastructure construction.
Occurrence
The wild thyme Chickweed comes from the temperate latitudes of Europe and of western Asia, but is now also widespread throughout North America and parts of Australia.
It can be found on walls or in dry sandy areas such as roadsides, field margins, in patches or cracks in premolars dry grasslands. In Central Europe it is everywhere common.
Swell
- Henning Haeupler, Thomas Muer: Image Atlas of ferns and flowering plants in Germany. Published by the Federal Agency for Nature Conservation Germany. Verlag Eugen Ulmer, Stuttgart 2000, ISBN 3-8001-3364-4
- Werner Rothmaler: Exkursionsflora the territories of the GDR and the FRG. Volume 2: vascular plants, 14th edition. Volk und Wissen, Berlin 1988, ISBN 3-060-12539-2