Three-leaf gold thread

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Three-leaf gold thread
Coptis trifolia (L.) Salisb01.jpg

Trifoliate gold thread ( Coptis trifolia )

Systematics
Eudicotyledons
Order : Buttercups (Ranunculales)
Family : Buttercup Family (Ranunculaceae)
Subfamily : Coptoideae
Genre : Coptis
Type : Three-leaf gold thread
Scientific name
Coptis trifolia
( L. ) Salisb.

The three-leaved gold thread ( Coptis trifolia ) is a species of the genus Coptis in the buttercup family (Ranunculaceae).

features

The striped fern leaf gold thread is a perennial, herbaceous plant that reaches heights of up to 10 centimeters. It forms a light yellow to orange rhizome . The leaves are threefold. The leaflets are sessile or with short stalk and weakly lobed or unlobed. The inflorescence is single-flowered. The bracts are white. The nectar leaves are spoon-shaped and yellow. The styles are probably 2 to 4 millimeters long at the fruiting time. The follicles have no longitudinal nerve on either side.

The flowering period extends from May to June.

The number of chromosomes is 2n = 18.

Occurrence

The species occurs in warm temperate to cool North America, in the Far East and in Eastern Siberia. It grows in moist forests, tundras and swamps at altitudes from 0 to 1500 meters.

use

The three-leaved gold thread is rarely used as an ornamental plant for rock gardens, bog beds, groups of trees and as a ground cover. It has been in culture since at least 1782.

literature

  • Eckehart J. Jäger, Friedrich Ebel, Peter Hanelt, Gerd K. Müller (eds.): Rothmaler excursion flora from Germany. Volume 5: Herbaceous ornamental and useful plants . Spectrum Academic Publishing House, Berlin, Heidelberg 2008, ISBN 978-3-8274-0918-8 .

Individual evidence

  1. Coptis trifolia at Tropicos.org. In: IPCN Chromosome Reports . Missouri Botanical Garden, St. Louis

Web links

Commons : Dreiblättriger Goldfaden ( Coptis trifolia )  - Collection of images, videos and audio files