Dracocephalum rupestre

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Dracocephalum rupestre Hance

Lamiaceae

Life form: perennial

Exposure: sun   5

Moisture: moderately moist

Soil: gritty loam

Arrangement: opposite
Leaves:

Shape: ovate

Division: simple

Shape: tubular
Fruit: schizocarp

82C / 7b4c9a 

Inflorescence: spike

Petals: not specified
Habit: not specified

Growth form: cushion- or mound-forming

Taxonomy

Divisio:
Magnoliophyta
Subdivisio:
Magnoliophytina
Classis:
Rosopsida
Subclassis:
Lamiidae
Superordo:
Lamianae
Ordo:
Lamiales
Subordo:
Lamiineae
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Dracocephalum rupestre is a perennial.

Contents

Naming

Dracocephalum rupestre was described by Henry Fletcher Hance in 1869. The name is considered as validly published.

Taxonomy

Dracocephalum rupestre is a species in the genus Dracocephalum which contains approximately 75 to 90 species and belongs to the family of the Lamiaceae (Mint Family). The type species of the genus is Dracocephalum moldavica.

Characteristics

Growth

The perennials have a pulvinate (cushion-formig) habit and reach heights of 15 to 40 centimetres.

Leaves

Dracocephalum rupestre has dark-green, simple leaves that are opposite. The leaves are ovate, crenate and petiolate.

Flowers and Fruits

Dracocephalum rupestre produces spikes of purple tubular flowers from July to September.

The perennials produce schizocarps.

Root System

Distribution

Dracocephalum rupestre is native to West China.

Cultivation

The perennials prefer a sunny situation on moderately moist soil. The substrate should be gritty loam with a pH between 6,5 and 7,5. They tolerate temperatures down to -29°C (USDA zone 5).

Uses

The recommended planting distance is 30 centimetres, the perennials are best planted in groups of 5 to 10.

Maintenance and Propagation

The plants need little to no maintenance if grown under suitable conditions.


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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