Mesangiospermae — LLMpedia

Mesangiospermae
Alvesgaspar · CC BY-SA 3.0 · source
Name	Mesangiospermae
Taxon	Mesangiospermae
Subdivision ranks	Major clades
Subdivision	Amborellales; Nymphaeales; Austrobaileyales; Chloranthales; Magnoliids; Monocots; Eudicots

Contents

Mesangiospermae Mesangiospermae comprises the dominant clade of extant flowering plants widely recognized in modern Angiosperms systematics, and it unites most living lineages outside of a few early-branching Amborella trichopoda-related taxa. In contemporary phylogenetic frameworks adopted by groups such as the Angiosperm Phylogeny Group and reflected in datasets from institutions like the Royal Botanic Gardens, Kew and the Smithsonian Institution, Mesangiospermae is central to studies integrating molecular data from projects led by researchers at Harvard University and University of California, Berkeley. The clade’s recognition underpins comparative work across collections at the Natural History Museum, London and the New York Botanical Garden.

Overview

Mesangiospermae is defined by phylogenetic analyses that include representatives from lineages treated in floras published by the Missouri Botanical Garden and monographs authored at the University of Oxford and University of Cambridge. The concept appears in syntheses produced by the National Science Foundation-funded initiatives and is discussed in reviews in journals such as Nature and Science. Authors affiliated with the Kew Royal Botanic Gardens and the Muséum National d'Histoire Naturelle have emphasized its role in reconciling morphological data from classical treatments by Carl Linnaeus-era herbaria with large-scale genomic matrices from consortia like the Plant and Fungal Trees of Life project.

Molecular systematics placing Mesangiospermae derive from multi-gene and phylogenomic matrices assembled by teams at Stanford University, Massachusetts Institute of Technology, and the Max Planck Society, and use methods described in work by researchers at Princeton University and Yale University. The clade includes major groups traditionally recognized as Monocotyledons and Eudicotyledons, and connects to orders treated in the APG IV classification endorsed by institutions including the Royal Botanic Gardens, Kew and the Botanical Society of America. Analyses employing algorithms developed at Cold Spring Harbor Laboratory and software from the European Molecular Biology Laboratory support branching patterns that integrate fossils curated at the Smithsonian Institution and comparative floral studies from the Missouri Botanical Garden.

Descriptions of Mesangiospermae morphology draw on anatomical surveys by researchers at University of California, Davis and comparative morphology compiled at the Australian National Herbarium and the Institut de Recherche pour le Développement. Characters evaluated in studies published via the Royal Society and the Proceedings of the National Academy of Sciences include vascular arrangements cited in monographs from the New York Botanical Garden and leaf venation patterns documented in field guides from the Botanical Garden of Barcelona. Comparative anatomical datasets developed with contributions from the University of Tokyo and Wageningen University & Research inform functional interpretations used by curators at the Field Museum.

Reproductive biology within the clade has been studied in contexts ranging from pollination ecology at the Smithsonian Tropical Research Institute to seed biology investigated at the Salk Institute and germination trials coordinated by the United States Department of Agriculture. Papers in journals such as The Plant Cell and New Phytologist—authored by scientists affiliated with Emory University and the University of British Columbia—examine floral developmental genetics using model systems from laboratories at the Carnegie Institution for Science and the John Innes Centre.

Reconstructions of Mesangiospermae history integrate fossil evidence curated at the Natural History Museum, London and stratigraphic syntheses by teams associated with the Geological Society of America and the Chinese Academy of Sciences. Key studies published in Nature Communications and Palaeontology draw on collections from the Royal Tyrrell Museum and the American Museum of Natural History, and employ dating methods developed at institutions such as ETH Zurich and the University of Edinburgh. These works relate to mass-flowering events discussed in syntheses by the International Union for Conservation of Nature.

The clade encompasses the majority of plant diversity recorded in checklists compiled by the International Union for Conservation of Nature and the Convention on Biological Diversity, with taxa represented in floras produced by the Missouri Botanical Garden and regional treatments from the South African National Biodiversity Institute. Distributional data integrated with resources from the Global Biodiversity Information Facility and observational networks like iNaturalist show global representation across biomes documented in atlases from the United Nations Environment Programme and the World Wildlife Fund.

Members are central to ecosystems studied by ecologists at the Woods Hole Oceanographic Institution and the Max Planck Institute for Chemical Ecology, mediating interactions documented in projects led by the Centre for Ecology & Hydrology and the Royal Botanic Garden Edinburgh. Pollination networks described in long-term studies at the Kew Royal Botanic Gardens and the Royal Society for the Protection of Birds highlight links to animal taxa referenced in faunal monographs from the Smithsonian Institution and the American Museum of Natural History.

Species within the clade provide the bulk of crops cataloged by the Food and Agriculture Organization and commercial species assessed by the International Plant Protection Convention, with staples discussed in reports from the World Bank and the International Rice Research Institute. Cultural uses are recorded in ethnobotanical surveys archived at the British Museum and in compilations by the Smithsonian Institution's ethnobotany programs, while conservation priorities are guided by assessments from the IUCN Red List and policy work at the Convention on Biological Diversity.

Category:Angiosperm taxonomy