Berberis darwinii

Darwin's barberry (Berberis darwinii )

Darwin's barberry (Berberis darwinii ) is a plant from the family of Barberry ( Berberidaceae ). It comes from South America ( Argentina and Chile). The species was discovered in 1835 by Charles Darwin on his voyage on the Beagle, 1844 by William Jackson Hooker Icones Plantarum described in 1849 by William Lobb and introduced to Europe.

Description

Darwin's barberry is a medium sized, evergreen shrub that can reach heights of growth of up to 2 meters. The bark of young branches and thorns are reddish brown and densely covered with reddish to whitish hairs; the bark of older branches is usually hairless, gray and furrowed in length. The hairy leaf spines are palmately five to seven parts, each spike peaks between 2 and 7 millimeters long.

The ovate - oblong to elliptical leaves are glossy dark green above, dull light green, glabrous, 1.4 to 3 inches long and 0.5 to 1.4 inches wide and have the edge on both sides 1-6 leaf spines. The blade ends in a about 1 millimeter long spine. The petiole is up to 1 mm long and thick, the Vein significantly.

The pendant, racemose inflorescence is 2 to 6 inches long and is made up of about 10 flowers. The flower stems are 5 to 12 millimeters long. The resistant flowers are yellow to orange, red on the outside and run about 4.5 to 7 millimeters long and have 10 to 16 bloom on.

The dark blue, frosted spherical fruit has a diameter of 7 to 8 mm and ends in a 1.5 to 3 millimeters long lasting style. In a fruit, there are three to six seeds, which can be 3 to 4 millimeters long.

Darwin's barberry flowers in her home in two waves from September to November and December to March; they bear fruit mainly from December to March.

Dissemination

This species is native to the southwest of South America. The natural range of that in South America Mihai or quelung plant species ranges in Chile Maule in the north to the south of Aysen, and is located in Argentina in the western provinces of Río Negro and Neuquén.

Originally a plant species of disturbed habitats is the way today also disseminated on roadsides to be found.

Possible confusion

Berberis ilicifolia is Darwin's barberry very similar, but has hairless three-piece thorns and thicker, larger leaves on.

Use as an ornamental plant

These types and varieties of it are planted as an ornamental shrub in gardens and parks, especially in California, New Zealand and England. In Central Europe the species blooms as early as the late winter.

Hybrids

  • With the Buchsblättrigen barberry (Berberis microphylla ) is Darwin's barberry Berberis × Anthony hybrids. This is a small, evergreen shrub with little thorny twigs. The deep yellow flowers appear singly on long stalks. The berries are dark purple. She was bred in Northern Ireland in the nursery Daisy Hill.
  • With Berberis Valdiviana Darwin's barberry Berberis forms the hybrids ' Goldilocks '. The golden-yellow flowers are numerous in rotgestielten tufts. The variety was bred in 1978 in the nursery Hillier.
  • With the Linearblättrigen barberry (Berberis trigonal ) is Darwin's barberry the natural hybrid Lolog Barberry (Berberis × lologensis ).
  • With the Krähenbeerblättrigen barberry (Berberis empetrifolia ) forms Darwin's Barberry hybrids Narrow barberry (Berberis × stenophylla ).
  • There have also been observed with hybrids Berberis congestiflora.

Synonyms

Synonyms are:

  • Berberis costulata Gand.
  • Berberis knightii ( Lindl. ) K.Koch
  • Mahonia knightii Lindl.

Swell

  • Leslie R. Landrum: Revision of Berberis ( Berberidaceae ) in Chile and Adjacent Southern Argentina. In: Annals of the Missouri Botanical Garden. 86, No. 4, 1999.
  • Leslie R. Landrum: Berberidaceae. In: Flora de Chile. Vol 2 (2 ), 2003.
  • The Hillier Trees & Shrubs, ed. by John Kelly and John Hillier, 1st edition, Braunschweig, Thalacker media, 1997, ISBN 3-87815-086-5
  • Jost Fitschen: woody flora, arr by Franz H. Meyer, 11 exp. and corrected edition, Wiebelsheim source and Meyer, 2002, ISBN 3-494-01268-7
  • Cheers Gordon (ed.): Botanica, Könemann Verlagsgesellschaft mbH, Cologne, 2002, ISBN 3-8290-0868-6
Genus HMS Beagle John Lindley
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