Artemisia annua

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Artemisia annua L.

Asteraceae

Life form: annual or biennial

Exposure: sun   8

Moisture: dry bis Moisture: moderately moist

Arrangement: alternate
Leaves:

Shape: linear

Division: tripinnate

Shape: many-stellate
Fruit: achene

3D / efe981 

Inflorescence: not specified

Petals: not specified
Habit: not specified

Growth form: not specified

Taxonomy

Divisio:
Magnoliophyta
Subdivisio:
Magnoliophytina
Classis:
Rosopsida
Subclassis:
Asteridae
Superordo:
Asteranae
Ordo:
Asterales

Artemisia annua belongs to the group of annual and biennial plants.

Naming

Artemisia annua was described by Carl Linnaeus in 1753. The name is considered as validly published.

Taxonomy

Artemisia annua is a species in the genus Artemisia which contains approximately 521 to 696 species and belongs to the family of the Asteraceae (Aster Family). The type species of the genus is Artemisia vulgaris.

Characteristics

Growth

The plants reach heights of 30 to 200 centimetres.

Leaves

Artemisia annua has dark-green, tripinnate leaves that are alternate. The leaflets are linear and have dentate margins.

Flowers and Fruits

Artemisia annua produces ligth-yellow many-stellate flowers from August to September.

The plants produce achenes.

Root System

Distribution

Artemisia annua is native to the whole of Europe with the exception of the British Isles, Turkey, Syria, Palestine, the Caucasus, northern Iran, West-Siberia, East Siberia, China, Korea and Japan and is naturalized in western Canada, the central Northeast of the US, the northern Prairie States of the US, the Rocky Mountains and the Southwest of the US.

Cultivation

The plants prefer a sunny situation on dry to moderately moist soil. They tolerate temperatures down to -12°C (USDA zone 8).

Uses

Maintenance and Propagation

Cultivars

Pests and Diseases

Literature

  • Walter Erhardt, Erich Götz, Nils Bödeker, Siegmund Seybold: Der große Zander. Eugen Ulmer KG, Stuttgart 2008, ISBN 978-3-8001-5406-7. (Ger.)
  • Christoper Brickell (Editor-in-chief): RHS A-Z Encyclopedia of Garden Plants. Third edition. Dorling Kindersley, London 2003, ISBN 0-7513-3738-2.

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