Anchusa officinalis

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Anchusa officinalis L.

Boraginaceae

Life form: perennial

Exposure: sun   5

Moisture: moist

Soil: gritty loam - Soil: sandy clay

Arrangement: alternate
Leaves: decidious

Shape: lanceolate

Division: simple

Shape: salverform
Fruit: schizocarp

94C / 5a57bd 

Inflorescence: cincinnus

Petals: not specified
Habit: not specified

Growth form: not specified

Taxonomy

Divisio:
Magnoliophyta
Subdivisio:
Magnoliophytina
Classis:
Rosopsida
Subclassis:
Lamiidae
Superordo:
Solananae
Ordo:
Boraginales

Anchusa officinalis, commonly known as alkanet, is a perennial.

Naming

Anchusa officinalis was described by Carl Linnaeus in 1753. The name is considered as validly published.

Taxonomy

Anchusa officinalis is the type species of the genus Anchusa which contains approximately 50 to 89 species and belongs to the family of the Boraginaceae (Borage Family).

Characteristics

Anchusa officinalis - flowers

Growth

The perennials reach heights of 40 to 70 centimetres.

Leaves

Anchusa officinalis is deciduous. The green, simple leaves are alternate. They are lanceolate.

Flowers and Fruits

Anchusa officinalis produces cincinni of blue salverform flowers from May to September.

The perennials produce schizocarps.

Root System

Distribution

Anchusa officinalis is native to the whole of Europe with the exception of the British Isles and Turkey.

Cultivation

The perennials prefer a sunny situation on moist soil. The substrate should be gritty-loamy or sandy clay soil with a pH between 8 and 10. They tolerate temperatures down to -29°C (USDA zone 5).

Classification after Prof. Dr. Sieber

  • open areas

Uses

Maintenance and Propagation

Cultivars

Poisonousness

Anchusa officinalis 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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