Arctotheca calendula

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Arctotheca calendula (L.) Levyns

Asteraceae

Life form: annual or biennial
Usage: ornamental plant

Exposure: sun   9

Moisture: dry bis Moisture: moderately moist

Soil: sand - Soil: gritty-sandy - Soil: gritty loam - Soil: sandy clay

Arrangement: rosette
Leaves: decidious

Shape: obovate

Division: simple

Shape: many-stellate
Fruit: achene

3A / f8da21 

Inflorescence: solitary

Petals: not specified
Habit: not specified

Growth form: not specified

Taxonomy

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

Arctotheca calendula belongs to the group of annual and biennial plants.

Naming

Arctotheca calendula was already described and the name validly published by Carl Linnaeus. It was Margaret Rutherford Bryan Levyns, however, who reclassified it into todays valid botanical systematics .

Taxonomy

Arctotheca calendula is a species in the genus Arctotheca which contains approximately 5 to 6 species and belongs to the family of the Asteraceae (Aster Family). The type species of the genus is Arctotheca repens.

Characteristics

Growth

The plants reach heights of 40 to 50 centimetres.

Leaves

Arctotheca calendula is deciduous. The simple leaves are in rosettes. They are obovate with pinnatifid margins.

Flowers and Fruits

Arctotheca calendula produces solitary yellow many-stellate flowers from July to October.

The plants produce achenes.

Root System

Distribution

Arctotheca calendula is native to South Africa, Lesotho and Swaziland.

Cultivation

The plants prefer a sunny situation on dry to moderately moist soil. The substrate should be sandy, gritty-sandy, gritty-loamy or sandy clay soil. They tolerate temperatures down to -7°C (USDA zone 9).

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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