Phedimus aizoon

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Phedimus aizoon
Sedum aizoon var floribundum1.jpg

Phedimus aizoon

Systematics
Order : Saxifragales (Saxifragales)
Family : Thick-leaf family (Crassulaceae)
Subfamily : Sempervivoideae
Tribe : Umbiliceae
Genre : Phedimus
Type : Phedimus aizoon
Scientific name
Phedimus aizoon
( L. ) 't hard

Phedimus aizoon (Syn .: Sedum aizoon L. ) is a species of the genus Phedimus in the family of thick-leaf plants (Crassulaceae). It is also called thick-leaf stonecrop in German.

features

Phedimus aizoon is a perennial succulent plant with a tuber rhizome , which usually reaches heights of 30 to 40, rarely from 20 centimeters. The mostly alternate and not heart-shaped stem encompassing leaves are egg-lanceolate to linear-lanceolate, the base is narrowed. They are often sawn towards the tip, 5 to 8 inches long and about 2 inches wide.

The flowers are radial symmetry . The petals are yellow. The flowering period extends from July to August.

The chromosome number is 2n = 30–34, 56, 48, 61, 63, 64, 78, 80, 84, 85, 88, 93–97 or 102.

Occurrence

Phedimus aizoon occurs in Siberia, Mongolia, China and Japan in dry places, bushes, meadows, rocky brook banks and sandy cliffs. But it is naturalized in places in northern, northeastern and central Europe.

use

Thick-leaf stonecrop with a company of imperial coats in an ornamental garden in Frankenfels , Austria (June 2019)

Phedimus aizoon is widely used as an ornamental plant in rock gardens and perennial beds. It has been in culture since 1757 at the latest.

There are several types (selection):

  • 'Aurantiacum': the stems are dark red, the buds are red and the crown is yellow-orange
  • 'Euphorbioides': the crown is dark yellow

literature

  • Eckehart J. Jäger, Friedrich Ebel, Peter Hanelt, Gerd K. Müller (eds.): Rothmaler excursion flora from Germany. Volume 5: Herbaceous ornamental and useful plants . Spectrum Academic Publishing House, Berlin Heidelberg 2008, ISBN 978-3-8274-0918-8 .

supporting documents

  1. ^ Sedum aizoon at Tropicos.org. In: IPCN Chromosome Reports . Missouri Botanical Garden, St. Louis
  2. ↑ Jaakko Jalas, Juha Suominen, Raino Lampinen, Arto Kurtto: Atlas florae europaeae . Volume 12 (Resedaceae to Platanaceae). Page 79, Helsinki 1999. ISBN 951-9108-12-2

Web links

Commons : Phedimus aizoon  - collection of images, videos and audio files