Allium rosenbachianum

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Allium rosenbachianum Regel

Alliaceae

Life form: bulb or tuber

Exposure: sun   7

Moisture: dry bis Moisture: moderately moist

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

Arrangement: basal
Leaves: decidious

Shape: linear

Division: simple

Shape: six-stellate
Fruit: loculicidal capsule

82C / 7b4c9a 

Inflorescence: umbel

Petals: not specified
Habit: not specified

Growth form: not specified

Taxonomy

Divisio:
Magnoliophyta
Subdivisio:
Magnoliophytina
Classis:
Liliopsida
Subclassis:
Liliidae
Superordo:
Lilianae
Ordo:
Amaryllidales

Allium rosenbachianum belongs to the group of bulbous and tuberous plants.

Naming

Allium rosenbachianum was described by Eduard August von Regel. The name is considered as validly published.

Taxonomy

Allium rosenbachianum is a species in the genus Allium which contains approximately 943 to 1011 species and belongs to the family of the Alliaceae (Garlic Family). The type species of the genus is Allium sativum.

Characteristics

Growth

The plants reach heights of 90 to 100 centimetres.

Leaves

Allium rosenbachianum is deciduous. The green, simple leaves are basal. They are linear with entire margins and parallel venation. The leaves are around 20 to 30 centimetres large.

Flowers and Fruits

Allium rosenbachianum produces umbels of purple six-stellate flowers from May to June.

The plants produce loculicidal capsules.

Root System

Distribution

Allium rosenbachianum is native to Central Asia, Afghanistan and Pakistan.

Cultivation

The plants prefer a sunny situation on dry to moderately moist soil. The substrate should be sandy-loamy, gritty-loamy or sandy clay soil with a pH between 8 and 10. They tolerate temperatures down to -18°C (USDA zone 7).

Classification after Prof. Dr. Sieber

  • flower beds (rich soil)
  • open areas
  • rockeries

Uses

Suited for beds and borders, as well as suited as cut flowers.

Maintenance and Propagation

  • Winter protection is advisable.

Propagate by sowing or by bulblets.

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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