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| Palmae | |
|---|---|
| Name | Palmae |
| Taxon | Palmae |
| Common names | palms |
| Subdivision ranks | Subfamilies, genera, species |
Palmae
Palmae is a historical botanical name referring to the monophyletic group of woody monocot flowering plants commonly known as palms. Prominent in tropical and subtropical floras, palms have featured in the works of Carl Linnaeus, influenced the iconography of Ancient Rome and Ancient Egypt, and supported economies in regions including Southeast Asia, West Africa, and South America. The group has been central to studies by institutions such as the Royal Botanic Gardens, Kew and the Smithsonian Institution and appears across museum collections like the Natural History Museum, London and the Muséum national d'Histoire naturelle.
Palms are a distinctive clade of monocots historically treated as Palmae in classical botanical literature and early editions of the International Code of Botanical Nomenclature. They are well represented in floras compiled by the Flora of China, the Flora of Australia, and the Flora Neotropica series. Iconic palms, cultivated or wild, appear in the art of J. M. W. Turner, the photography of Ansel Adams, and the botanical illustrations of Pierre-Joseph Redouté. Major taxonomic revisions in the late 20th and early 21st centuries were informed by molecular studies from research groups at Harvard University and the Royal Botanic Garden Edinburgh.
Historically named Palmae, the group is now usually referred to under the family name Arecaceae in modern treatments endorsed by the Angiosperm Phylogeny Group. Early classifications by Augustin Pyramus de Candolle and George Bentham used morphological characters that were later reassessed by phylogenetic analyses led by researchers at Kew Gardens and the Missouri Botanical Garden. Genera such as Cocos, Elaeis, Phoenix, Areca, and Raphia exemplify traditional taxonomic complexity; recent molecular phylogenies published in journals like Nature and Systematic Biology redefined subfamily boundaries and clarified relationships among tribes treated in monographs by the International Palm Society.
Palms exhibit a unbranched stem architecture with apical meristems studied in anatomical surveys at University of Cambridge and University of California, Berkeley. Leaves range from pinnate in Raphia and Cocos to palmate in Livistona and Washingtonia, and these morphologies were documented by botanical illustrators at the Royal Botanic Gardens, Kew. Inflorescences and flower structures have been focal points for comparative anatomy in works from the New York Botanical Garden and publications by the Botanical Society of America. Vascular arrangements conform to monocotyledonous patterns, while storage tissues and fiber bundles have been examined in collaboration with materials science groups at Massachusetts Institute of Technology and the Swiss Federal Institute of Technology.
Palms occur pantropically, with centers of diversity in regions such as Madagascar, Borneo, New Guinea, Amazon Basin, and Central America. Species inhabit diverse habitats from coastal dunes near Galápagos Islands to montane forests in the Andes and swampy lowlands of the Congo Basin. Biogeographic patterns have been analyzed in studies involving the Smithsonian Tropical Research Institute and the Royal Society, tracing connections to paleobotanical records from the Cretaceous preserved in formations studied by teams at the American Museum of Natural History.
Palms are keystone species in many ecosystems, providing fruits consumed by fauna catalogued by researchers at the Field Museum and the Australian Museum. Pollination systems involve insects and bats documented by ecologists at the Max Planck Institute for Chemical Ecology and bird assemblages recorded by observers associated with the Cornell Lab of Ornithology. Economically, palms underpin commodities such as coconut oil from Cocos nucifera, African oil palm products from Elaeis guineensis, and sugar from the sap of Corypha and Borassus, with trade data reported by agencies like the Food and Agriculture Organization. Cultural uses appear in textiles and construction in communities studied by UNESCO and ethnobotanical surveys at Smithsonian Institution programs.
Horticultural practice for palms has been advanced by botanical gardens such as Fairchild Tropical Botanic Garden, Singapore Botanic Gardens, and Royal Botanic Gardens, Kew, which maintain ex situ collections and seed banks. Cultivation addresses requirements assessed by extension services at universities including University of Florida and University of Hawaiʻi, covering propagation, soil management, and pest control targeting pests described by entomologists at USDA research centers. Landscape design incorporating palms features in guides by institutions like the American Society of Landscape Architects and in iconography promoted by tourist boards of Florida and Hawaii.
Conservation status of many palm taxa is monitored by the International Union for Conservation of Nature Red List assessments and regional lists compiled by agencies such as the IUCN, the European Environment Agency, and national ministries in countries like Indonesia and Brazil. Primary threats include habitat loss due to agriculture expansion documented in reports by World Wide Fund for Nature and infrastructure projects assessed by the World Bank, as well as overharvesting noted in case studies by Conservation International. Ex situ conservation, restoration projects, and protected-area strategies involve collaborations among the Botanic Gardens Conservation International, university research groups, and NGOs such as The Nature Conservancy.
Category:Palms