Asperula tinctoria

Dyer - Meier ( Asperula tinctoria )

The dyer - Meier ( Asperula tinctoria ) is a native to Central Europe Type of Madder ( Rubiaceae ). The type was used as a Dye plant, roots and rhizomes were used for yellow coloring.

Features

The dyer - Meier is a perennial herbaceous plant, reaching heights of growth from 30 to 70 cm. It forms underground runners. The stems are square, usually solitary and erect. The leaves are down to sixth in whorls, above four. The bracts have no spike tip.

The crown is white and usually three columns. The outside is smooth. The corolla tube is one to two times as long as the corolla lobes. Bloom time is June and July, the pollination is done by insects.

The fruits are dry. You have no hakigen hair and smooth or wrinkled.

The chromosome number is 2n = 22, 44

Dissemination and locations

The dyer - Meier is a submeridional - temperat common type and is used in Europe in the Kontinentalitätsstufen 2-5 before. In Germany, the species has declined sharply, in Saxony and Lower Saxony it is extinct. In Austria it is listed as endangered in many areas.

The dyer - Meier grows in dry woods, on the seams of dry bushes, in semi-arid grassland and on rocky slopes. It grows mostly on calcareous soils. He comes from the colline to the montane altitudinal zone before, up to 1000 m above sea level.

He's kind of the Erico - Pinion, Cytiso - Pinion and Geranion sanguinei

Trivial names

In the German-speaking region or the other common name Wild Wild Madder Bergröte and have been used for this species.

Documents

• Siegmund Seybold (ed.): Schmeil Fitschen - interactive ( CD -Rom ), Quelle & Meyer, Wiebelsheim 2001/2002, ISBN 3-494-01327-6