Berberis montana
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Berberis montana is a plant from the family of Barberry (Berberidaceae). She comes from Chile and Argentina . The species was described by Claude Gay in Flora chilena in 1845.
description
Berberis montana is a shrub that reaches heights of up to 2 meters. The bark of the branches and twigs is smooth, reddish brown to gray in color and has longitudinal cracks; on young twigs it is sometimes hairy; it becomes fibrous as it ages. The thorns are in three parts, the thorn branches 3 to 15 millimeters long; sometimes the lateral thorn branches are not or only incompletely formed.
The entire-edged leaves are ovate, ovate-lanceolate or oblong, 5 to 18 millimeters long and 1.5 to 9 millimeters wide. The attachment point of the leaf on the branch remains after the leaf fall as a 2 to 3 millimeter long stump.
The inflorescence consists of a single flower or an umbel-like cluster of two to three flowers. The yellow-orange flowers are stalked 0.6 to 1.2 inches long and about 3.5 to 6 millimeters long. The flowers contain about 15 bracts .
The spherical fruit is about 8 millimeters in diameter and has a stylus 1 to 2 millimeters long and contains about seven seeds that are about 4 millimeters long.
Berberis montana blooms in its homeland from November to January, it produces fruit from January to March.
The number of chromosomes is 2n = 28.
distribution
The plant species, called Palo amarillo in its homeland, is endemic in Chile from the Valparaíso region south to the Región de los Lagos and in Argentina in the area around Lago Nahuel Huapi and near the Copahue volcano (on the border with Chile). Berberis montana is a shrub of the forest and open spaces and grows at high altitudes close to the tree line.
There are hybrids between Berberis montana and the crowberry-leaved barberry ( Berberis empetrifolia ) known.
Synonyms
There are many synonyms for Berberis montana :
- Berberis coletioides Lechler
- Berberis coletioides var. Gracilis ( CKSchneider ) Ahrendt
- Berberis polypetala Phil.
- Berberis buxifolia var. Montana ( Gay ) Rich
- Berberis montana var. Gracilis C.K. Schneider
- Berberis montana var. Chillanensis C.K. Schneider
- Berberis montana var. Coletioides ( Lechler ) CK cutter
- Berberis chillanensis ( CKSchneider ) Sprague ex Bean
- Berberis chillanensis var. Hirsutipes Sprague
- Berberis cabrerae job.
swell
- Leslie R. Landrum: Revision of Berberis (Berberidaceae) in Chile and Adjacent Southern Argentina in Annals of the Missouri Botanical Garden Volume 86 Number 4, 1999
- Leslie R. Landrum: Berberidaceae . In: Flora de Chile . Vol. 2 (2), 2003.
Individual evidence
- ↑ Berberis montana at Tropicos.org. In: IPCN Chromosome Reports . Missouri Botanical Garden, St. Louis