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| Nectriaceae | |
|---|---|
| Name | Nectriaceae |
| Regnum | Fungi |
| Divisio | Ascomycota |
| Classis | Sordariomycetes |
| Ordo | Hypocreales |
| Familia | Nectriaceae |
Nectriaceae is a family of ascomycete fungi within the order Hypocreales known for brightly colored perithecia and many plant-associated species. Members occur as saprotrophs, endophytes, and pathogens on diverse hosts and have been studied across mycology, plant pathology, forestry, and agriculture. Research on the family intersects with taxonomy, molecular phylogenetics, applied pathology, and fungal secondary metabolites.
The family has been circumscribed and revised in works linked to historical and contemporary mycologists and institutions: Elias Magnus Fries, Christian Hendrik Persoon, Pier Andrea Saccardo, Richard P. Korf, Matsushima (mycologist), Joseph-Henri Léveillé, John Axel Nannfeldt, Cornelius Lott Shear, Adalbert Ricken, Linnaeus-era taxonomic traditions, and modern treatments by groups at Royal Botanic Gardens, Kew, Smithsonian Institution, Farlow Herbarium, Centraalbureau voor Schimmelcultures, Botanical Society of America, and the International Mycological Association. Major genera historically and currently considered in the family include Fusarium, Nectria (genus), Cylindrocarpon, Neonectria, Gibberella, Cosmospora, Calonectria, and Ilyonectria, with revisionary studies published in journals associated with Mycologia, Persoonia (journal), Studies in Mycology, and the Journal of Systematics and Evolution.
Species produce perithecial ascomata, asci, and ascospores documented in monographs from Treatise on Fungi-era works and collections held at Kew Herbarium, New York Botanical Garden, and Harvard University Herbaria. Microscopic descriptions reference septate hyphae, conidiophores, and macro- and microconidia described by researchers affiliated with University of California, Berkeley, Ohio State University, University of Wisconsin–Madison, and University of Tokyo. Life cycles include sexual stages (teleomorphs) and asexual stages (anamorphs), historically separated in dual nomenclature systems addressed by the International Code of Nomenclature for algae, fungi, and plants and committees convened at International Botanical Congresses in Vienna, Melbourne, and Kew 2011. Observational studies often cite field sites such as Yellowstone National Park, Yosemite National Park, Białowieża Forest, and Amazon Rainforest for habitat-based life cycle data.
Members inhabit temperate and tropical regions, with distribution records compiled by institutions including Global Biodiversity Information Facility, United States Department of Agriculture, Centre for Agriculture and Bioscience International, and national herbaria such as Royal Botanic Gardens, Kew and National Museum of Natural History (France). Hosts include crops and trees recorded in floras and checklists from United Kingdom, China, Brazil, Australia, South Africa, and United States. Ecosystem roles are documented in studies linked to Forest Research (UK), US Forest Service, International Plant Protection Convention, Convention on Biological Diversity, and conservation assessments by IUCN working groups. Field surveys reference locations like Mount Kilimanjaro, Sierra Nevada, Himalayas, and Andes for altitude and biogeography patterns.
Several species cause diseases of major crops and ornamentals, affecting commodities monitored by Food and Agriculture Organization, European Commission Directorate-General for Health and Food Safety, United States Department of Agriculture, Australian Department of Agriculture, Fisheries and Forestry, and regional plant protection organizations. Notable disease contexts include root rot, cankers, and wilts impacting wheat, maize, soybean, banana, pine, coffee, grapevine, citrus, and roses, with economic analyses in reports from International Maize and Wheat Improvement Center (CIMMYT), Consultative Group on International Agricultural Research (CGIAR), and World Bank agriculture assessments. Management and quarantine cases have been litigated or regulated in frameworks involving World Trade Organization sanitary measures, emergency responses by Centers for Disease Control and Prevention technical collaborations, and agricultural extension programs at Iowa State University, CIMMYT, and University of Florida.
Phylogenetic frameworks rely on multilocus sequence data (ITS, LSU, tef1, rpb1, rpb2) produced by labs at Max Planck Institute for Terrestrial Microbiology, Broad Institute, Sanger Institute, Chinese Academy of Sciences, Universidade de São Paulo, and INRAE (France). Genome projects and comparative genomics involve databases and consortia such as GenBank, European Nucleotide Archive, Joint Genome Institute, FungiDB, and publications in Nature, Science, PLOS Biology, and Genome Research. Molecular clock and biogeographic studies refer to methods popularized at Cold Spring Harbor Laboratory and presented at conferences hosted by Society for Molecular Biology and Evolution and The American Society for Microbiology.
Diagnostics combine morphological keys from monographs at Kew and Smithsonian with molecular assays used by diagnostic labs at USDA APHIS, European Food Safety Authority, Australian National University, and private companies like Bayer AG and Syngenta. Methods include PCR, qPCR, MLST, and whole-genome sequencing protocols standardized in guidelines issued by International Organization for Standardization committees and validated in interlaboratory studies coordinated by AOAC International and accredited laboratories under ISO/IEC 17025.
Conservation and management intersect with forestry and agriculture policy instruments from Forest Stewardship Council, Convention on Biological Diversity, United Nations Convention to Combat Desertification, and regional agencies like US Forest Service and Forestry Commission (UK). Practices include integrated pest management promoted by FAO, biological control research at Agricultural Research Service (ARS), restoration efforts documented by The Nature Conservancy and World Wide Fund for Nature, and ex situ conservation in culture collections at CBS-KNAW Fungal Biodiversity Centre, ATCC, and university repositories associated with University of British Columbia and Cornell University.
Category:Hypocreales