Arctium tomentosum

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Arctium tomentosum Mill.

Asteraceae

Life form: annual or biennial

Exposure: sun   3

Moisture: moderately moist

Arrangement: alternate
Leaves: decidious

Shape: ovate

Division: simple

Shape: many-stellate
Fruit: achene

82C / 7b4c9a 

Inflorescence: corymb

Petals: not specified
Habit: not specified

Growth form: not specified

Taxonomy

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

Arctium tomentosum belongs to the group of annual and biennial plants.

Naming

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

Taxonomy

Arctium tomentosum is a species in the genus Arctium which contains approximately 23 to 38 species and belongs to the family of the Asteraceae (Aster Family). The type species of the genus is Arctium lappa.

Characteristics

Growth

The plants reach heights of 2 to 2,5 metres.

Leaves

Arctium tomentosum is deciduous. The green, simple leaves are alternate. They are ovate, dentate and petiolate.

Flowers and Fruits

Arctium tomentosum produces corymbs of purple many-stellate flowers from July to August.

The plants produce achenes.

Root System

Distribution

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

Cultivation

The plants prefer a sunny situation on moderately moist soil. The substrate should have a pH between 8 and 10. They tolerate temperatures down to -40°C (USDA zone 3).

Classification after Prof. Dr. Sieber

  • open areas

Uses

Suited as bee pasture.

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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