Arctium tomentosum

Arctium tomentosum (= Lappa tomentosa), commonly known as Hairy Burdock, belongs to the group of annual and biennial plants.

Contents 1 Naming 2 Taxonomy 3 Characteristics 3.1 Growth 3.2 Wood and Bark 3.3 Leaves 3.4 Flowers and Fruit 3.5 Root System 4 Distribution 5 Cultivation 6 Uses 7 Maintenance 8 Varities and Cultivars 9 Poisonousness 10 Pests and Diseases 11 Man and Arctium tomentosum 11.1 History 11.2 Arctium tomentosum in art 11.3 Symbolism 11.4 Superstition 12 See also 13 References 13.1 Literature 13.2 Footnotes 14 Non-commercial Links

[edit] Naming

Arctium tomentosum was described in 1768 by Philip Miller. The name is considered as validly published.

[edit] Taxonomy

The Hairy Burdock is a species in the genus Arctium (burdock) which contains 10 species and belongs to the family of the Asteraceae (Aster Family).

[edit] Characteristics

[edit] Growth

The plants grow to a height of approximately 2,5 meters.

[edit] Wood and Bark

[edit] Leaves

Arctium tomentosum is a decidious plant with simple leaves. The leaves are arranged opposite one another. They are ovate with toothed margins.

[edit] Flowers and Fruit

The flowers are many-petaled and purple. The plants bloom from July to August. The flowers are arranged in corymbs.

The fruits are achenes.

[edit] Root System

[edit] Distribution

Arctium tomentosum is native to Europe, with the exception of the British Isles, to Turkey, Central Asia, is naturalized in the British Isles, the Canary Islands and the northern US.

[edit] Cultivation

The Hairy Burdock can withstand temperatures down to -40º C.

[edit] Uses

Arctium tomentosum is used medicinally.

[edit] Maintenance

[edit] Varities and Cultivars

[edit] Poisonousness

 Please read the health issues note! 

[edit] Pests and Diseases

[edit] Man and Arctium tomentosum

[edit] History

[edit] Arctium tomentosum in art

[edit] Symbolism

[edit] Superstition

[edit] See also

[edit] References

[edit] 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.
• efloras.org

[edit] Footnotes

[edit] Non-commercial Links

More pictures of Arctium tomentosum in the

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• United States Department of Agriculturees:Arctium tomentosumfr:Arctium tomentosum