Catharanthus roseus

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Catharanthus roseus (L.) G.Don

Apocynaceae

Life form: perennial
Usage: ornamental plant

Exposure: sun   10

Moisture: moderately moist

Soil: sandy loam

Arrangement: opposite
Leaves: evergreen

Shape: oblanceolate

Division: simple

Shape: five-stellate
Fruit: follicle

63D / e981ab 

Inflorescence: solitary

Petals: single
Habit: erect

Growth form: clump-forming

Taxonomy

Divisio:
Magnoliophyta
Subdivisio:
Magnoliophytina
Classis:
Rosopsida
Subclassis:
Lamiidae
Superordo:
Gentiananae
Ordo:
Gentianales

Catharanthus roseus is a perennial.

Naming

Catharanthus roseus was already described and the name validly published by Carl Linnaeus. It was George Don, however, who reclassified it into todays valid botanical systematics in 1837.

Taxonomy

Catharanthus roseus is a species in the genus Catharanthus which contains 9 species and belongs to the family of the Apocynaceae (Dogbane Family).

Characteristics

Growth

The perennials have a clumpforming habit and reach heights of 30 to 60 centimetres.

Leaves

Catharanthus roseus is evergreen. The green, simple leaves are opposite. They are oblanceolate with entire margins.

Flowers and Fruits

Catharanthus roseus produces solitary erect, pink five-stellate flowers from March to October.

The perennials produce follicles.

Root System

Distribution

Catharanthus roseus is native to Madagascar and the Comoros and is naturalized in the tropics.

Cultivation

The perennials prefer a sunny situation on moderately moist soil. The substrate should be sandy loam. They tolerate temperatures only above at least 1°C (USDA zone 10).

Tolerance of special soil conditions

  • none: drought

Uses

Maintenance and Propagation

The plants usually need very little maintenance.


Cultivars

Poisonousness

Catharanthus roseus is toxic.

Aeskulap  Please read the health issues note

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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