ORNAMENTAL PLANTS OF HORTICULTURE VALUE
Selection of perennials
Petilium Ludw.
Petilium, crown imperial |
Liliaceae |
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.
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