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| Berberis buxifolia | |
|---|---|
| Name | Berberis buxifolia |
| Genus | Berberis |
| Species | buxifolia |
| Authority | Lam. |
| Family | Berberidaceae |
Berberis buxifolia is a species of shrub in the family Berberidaceae native to southern South America. It is a woody, evergreen to semi-evergreen plant noted for its small, leathery leaves, spiny branches and clusters of yellow flowers followed by red to dark berries. The species has been treated in regional floras, herbarium treatments and horticultural manuals across Argentina, Chile and European botanical gardens.
Berberis buxifolia is a compact shrub typically reaching 0.5–2 m in height, with a rounded habit documented in floras by the Museo Argentino de Ciencias Naturales, the Royal Botanic Gardens, Kew, the Missouri Botanical Garden, the Royal Botanic Garden Edinburgh and the New York Botanical Garden. Stems are armed with short, straight spines recorded in monographs from the Jardin des Plantes and the Natural History Museum, London. Leaves are alternate, simple, coriaceous and broadly ovate to suborbicular; leaf morphology has been compared in treatments by the Botanical Society of Britain and Ireland and the Swiss Botanical Society. Inflorescences are racemes of small, pendulous, yellow flowers noted in keys by the Instituto Darwinion and the University of California Botanical Garden; floral structure has been illustrated in publications from the Royal Society and the Linnean Society. Fruits are oblong to globose berries that turn red to dark purple, described in catalogs from the Arnold Arboretum, the Australian National Herbarium and the Biblioteca Nacional de Chile.
The species was described by Jean-Baptiste Lamarck and is listed in global taxonomic databases maintained by Kew, the International Plant Names Index, the Global Biodiversity Information Facility and the Catalogue of Life. Taxonomic treatments and revisions have been published in journals associated with the Sociedad Argentina de Botánica, the Botanical Journal of the Linnean Society, the Journal of Systematics and Evolution and the Annals of the Missouri Botanical Garden. Synonymy and infraspecific concepts have been debated in floristic works from the Universidad de Chile, the Universidad Nacional de La Plata, the Museo Nacional de Historia Natural de Chile and collections at the Smithsonian Institution. Nomenclatural decisions refer to codes and committees such as the International Botanical Congress and the International Code of Nomenclature, which are mirrored in registries like Tropicos and the Plant List.
Berberis buxifolia occurs primarily in southern Argentina and central to southern Chile, with records in provincial and regional floras including those published by CONICET, the Instituto de Investigaciones Botánicas and the Corporación Nacional Forestal. Populations are documented on the eastern and western slopes of the Andes, in Patagonian steppe, montane shrubland and coastal scrub reported in field surveys by the Universidad de Magallanes, the University of Buenos Aires and research groups associated with the Consejo Nacional de Investigaciones Científicas. Elevational range and microhabitat preferences have been recorded in expedition reports from the Museo de La Plata, the British Antarctic Survey's sub-Antarctic research, the Smithsonian Tropical Research Institute and Patagonia-focused studies by the World Wildlife Fund and Conservation International.
Reproductive biology and phenology of Berberis buxifolia have been examined in ecological studies affiliated with the Universidad Católica de Chile, the Facultad de Ciencias Agrarias, the Institute of Botany, the Journal of Andean Ecology and research programs funded by the National Science Foundation and CONICET. Pollination syndromes involve insect visitors documented in entomological surveys by the Royal Entomological Society, the American Entomological Society and the Entomological Society of Chile; nectar and flower morphology comparisons appear in papers in Oecologia and Ecology Letters. Fruit dispersal is primarily by birds and mammals cited in ornithological and mammalogical studies from the Cornell Lab of Ornithology, BirdLife International, the American Society of Mammalogists and regional chapters of the International Union for Conservation of Nature. Physiological responses to frost, drought and soil acidity have been measured in experimental plots managed by the CSIRO, the Chilean Forest Service and university arboreta such as those at Cambridge and Yale.
Local uses and horticultural cultivation are noted in ethnobotanical surveys by the Universidad Nacional del Comahue, the Museo Nacional de Historia Natural and regional agricultural extension services such as the Instituto de Desarrollo Agropecuario. Berries have been used traditionally and recorded in culinary studies from gastronomy programs at the Universidad de Santiago de Chile and in ethnographies archived by the Biblioteca Nacional; secondary metabolites have been analyzed in phytochemical reports published by the American Chemical Society and the Royal Society of Chemistry. Horticultural performance and propagation are covered in manuals from the Royal Horticultural Society, the Arboretum and Botanic Garden at the University of Massachusetts, the Chicago Botanic Garden and horticultural trials reported by the European Network for Plant Conservation. Pest and disease interactions are described in pathology bulletins from the Food and Agriculture Organization, the International Society for Plant Pathology and national plant health services.
Conservation assessments appear in regional red lists produced by the Chilean Ministry of the Environment, Argentina's Administración de Parques Nacionales, the IUCN Red List frameworks and biodiversity action plans by the United Nations Environment Programme. Threats to Berberis buxifolia include habitat fragmentation documented by conservation NGOs such as The Nature Conservancy, WWF, BirdLife International and government impact assessments for infrastructure projects by the Inter-American Development Bank. Ex situ conservation, seed banking and cultivation in institutions such as the Millennium Seed Bank, the Royal Botanic Gardens, Kew, the National Botanic Gardens and the Global Crop Diversity Trust are part of ongoing measures outlined in policy briefs by UNESCO and the Convention on Biological Diversity.
Category:Berberidaceae Category:Flora of Argentina Category:Flora of Chile