Yellow Alpine Pasque Flower

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Yellow Alpine Pasque Flower
Yellow Alpine Pasque Flower (Pulsatilla alpina subsp.apiifolia)

Yellow Alpine pasqueflower ( Pulsatilla alpina subsp. Apiifolia )

Systematics
Order : Buttercups (Ranunculales)
Family : Buttercup Family (Ranunculaceae)
Subfamily : Ranunculoideae
Genre : Pasque Flower ( Pulsatilla )
Type : Alpine pasque flower ( Pulsatilla alpina )
Subspecies : Yellow Alpine Pasque Flower
Scientific name
Pulsatilla alpina subsp. apiifolia
( Scop. ) Nyman

The yellow pasque flower or pasque flower ( Pulsatilla alpina subsp. Apiifolia ), also sulfur anemone , is a subspecies of the pasque flower native to the Alps .

description

Side view
Fruit cluster

Vegetative characteristics

The yellow pasque flower is a perennial herbaceous plant . When in bloom, the plant reaches a height of 20 to 45 centimeters, fruiting 40 to 50, rarely up to 70 centimeters. There are no underground runners . The plant overwinters with rhizomes , each rhizome head it forms a basal leaf . The basal leaves are barely developed at the time of flowering, but afterwards they are stalked and three-part with also stalked and three-part leaves and pinnate sections with pointed tips. In the upper area of ​​the stem there are three bract-like stem leaves similar to the basal leaves.

Generative characteristics

The terminal, radially symmetrical , hermaphrodite flowers have a diameter of up to 6 centimeters. Unlike the other subspecies, the most equipped with six tepals is Perigon inside and outside sulfur yellow. The flowers are often bluish or purple on the outside and hairy. Flowering time is from May to August.

Occurrence

The yellow pasque flower is found scattered or rarely in the central and southern Alps . The main distribution area is Allgäu , Switzerland , Dolomites and Slovenia . The taxon is also common in the Pyrenees . It grows in the upper montane to subalpine altitudes in lime-poor, acidic grasslands, especially in crooked sedge and Bürstling lawns .

Systematics

This subspecies was also listed as a separate species, Pulsatilla sulphurea , or Anemone sulphurea . Synonyms at the subspecies level are Anemone alpina subsp. apiifolia (Scop.) Nyman and Pulsatilla alpina subsp. sulphurea .

literature

  • Manfred A. Fischer, Wolfgang Adler, Karl Oswald: Excursion flora for Austria, Liechtenstein and South Tyrol . 2nd, improved and enlarged edition. State of Upper Austria, Biology Center of the Upper Austrian State Museums, Linz 2005, ISBN 3-85474-140-5 .
  • Xaver Finkenzeller, Jürke Grau: Alpine flowers. Recognize and determine (=  Steinbach's natural guide ). New edited edition. Mosaik, Munich 1996, ISBN 3-576-10558-1 .

Web links

Commons : Yellow Alpine Pasque Flower ( Pulsatilla alpina subsp. Apiifolia )  - Collection of images, videos and audio files