Nigella degenii

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Nigella degenii Vierh.

Ranunculaceae

Life form: annual or biennial

Exposure: sun  

Moisture: moderately moist bis Moisture: moist

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

Arrangement: alternate
Leaves: decidious

Shape: linear

Division: bipinnate

Shape: five-stellate
Fruit: not specified

3A / f8da21 

Inflorescence: solitary

Petals: not specified
Habit: not specified

Growth form: erect

Taxonomy

Divisio:
Magnoliophyta
Subdivisio:
Magnoliophytina
Classis:
Ranunculopsida
Subclassis:
Ranunculidae
Superordo:
Ranunculanae
Ordo:
Ranunculales

Nigella degenii is a annual with unusual white flowers.

Naming

Nigella degenii was described by Friedrich Vierhapper. The name is considered as validly published.

Taxonomy

Nigella degenii is a species in the genus Nigella which contains approximately 20 to 71 species and belongs to the family of the Ranunculaceae (Buttercup Family). The type species of the genus is Nigella arvensis.

Characteristics

Growth

Leaves

Nigella degenii is deciduous. The bipinnate leaves are alternate. The linear leaflets are entire and petiolate.

Flowers and Fruits

Nigella degenii produces solitary yellow five-stellate flowers.


Root System

Distribution

Cultivation

The plants prefer a sunny situation on fresh to moist soil. The substrate should be sandy-loamy, gritty-loamy or sandy clay soil.

Uses

Maintenance and Propagation

Propagate by sowing seed in situ in spring or by sowing seed in situ in autumn. Protect seedlings from frost.

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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