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ORNAMENTAL PLANTS OF HORTICULTURE VALUE

Selection of perennials

Petilium Ludw.
Petilium, crown imperial
Liliaceae

Petilium
This genus was split from the genus Fritillaria mainly on the basis of its bulb structure, and the species are retained in Fritillaria by many botanists. There are 2 species in the FSU.

P. eduardii (Regel) Vved. (Fritillaria eduardii Regel).

Central Asia (Pamiro Alay). In subalpine meadows, in grassy places on slopes.

Bulb 6-8 (-10) cm diam. Stem leafy 50-120 (-140) cm. Leaves in whorls, lanceolate, 12-24 cm x 5-9 cm, bright green, numerous (35-50). Bracts numerous, above the flowers. Flowers 5-20, in crowded umbel-like inflorescsnce, broadly bell-shaped, orange, dark yellow, carmine-red, large, 6 cm long. V - early spring to mid summer, in St. Petersburg April-July. Fl - April, May. Fr - June-July. P - by division (daughter bulbs) and by seed, flowers in 5-6 years after sowing. Requires full sun and well-drained soil. Very attractive. Well suited for flower beds. Z 4. New.

P. raddeanum (Regel) Vved. (Fritillaria raddeana Regel)

Central Asia (Kopet-Dag) and northwestern Iran. Rocky screes, stony slopes, often among shrubs.

Stems 50-70 (-100) cm. Bulb broadly ovate, 6 cm diam. Leaves numerous, alternate or in whorls on lower or middle parts of shoot. Leaves nearly 10 cm long, 3.5 cm broad. Flowers pale yellow, sometimes greenish, 5 cm diam. Perianth broadly campanulate. Flowers 3-6 (12) in umbel-like inflorescence. V - April to July. Fl - April-May. Fr - June-July. P - by daughter bulbs and seed. Prefers sunny locations and well-drained soil. Z 4.

SELECTION OF PERENNIALS
 
 
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