Inula salicina
Willowleaf Elecampane (Inula salicina )
The Willow- Elecampane Elecampane or willow (Inula salicina ) is a plant of the family Asteraceae (Asteraceae).
Description
It is a perennial herbaceous plant that reaches with an upright, branching stems usually only top growth heights of 25 to 80 centimeters. The grassy growing semi- rosette plants are kurzborstig more or less bare and at most on the bottom of the nerves and the lower part of the stem. The grass-green, more or less projecting at right angles leaves are entire, oblong- lanceolate to oblong- ovate and slightly arched, curved downward. They are bare and slightly ciliated on the edge, under hand, they have no glands. The upper stem leaves have a heart-shaped base, which includes at least the stem part.
The diameter 2.5 to 4 cm wide flower heads of yellow tongue and tubular flowers are usually solitary, rarely in groups of up to five at the ends of the stems. The bracts of the flower heads are short and densely ciliated. The outer bracts are curved back.
Bloom time is from June to October.
Ecology
The Willow- Elecampane is a grassy growing, kalkholde half rosette plant.
The plant is pollinated by bees and wasps grave.
Bloom time is from June to October.
The sinking speed of the umbrella is 0.27 m / sec.
Also vegetative propagation by woody foothills as Wurzelkriecher takes place.
Distribution and habitat requirements
The species is widespread in the temperate continental Europe and beyond certain points to be found in Asia and the northeastern United States.
You can find the Weidenblättrigen Elecampane scattered in bog meadows or in semi-arid grassland in sunny hem bushes and woods and Wegrainen. It prefers dry to moist, base- and humus -rich soil in bright places. In the northwestern lowlands of Germany it is rare. After Ellenberg it is a light plant, a base and Kalkzeiger and a Verbandscharakterart the moor grass - litter meadows ( Molinion ).
Others
This type sometimes forms hybrids with the Rauen Elecampane (Inula hirta ).
Law is similar to the Willow- oxeye ( Buphthalmum salicifolium ), which has slightly wider ray florets and linealische chaff leaves in the flower heads.