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| Carex jejuensis | |
|---|---|
| Name | Carex jejuensis |
| Regnum | Plantae |
| Divisio | Angiosperms |
| Classis | Monocots |
| Ordo | Poales |
| Familia | Cyperaceae |
| Genus | Carex |
| Species | C. jejuensis |
| Binomial | Carex jejuensis |
| Binomial authority | Naczi & Koyama |
Carex jejuensis is a sedge species in the family Cyperaceae described from East Asia. It was circumscribed in the late 20th century and is recognized for its restricted distribution and morphological affinity with other members of the genus Carex. Taxonomic treatment, floristic inventories and conservation assessments have involved multiple botanical institutions and regional herbaria.
Carex jejuensis was validly published by botanists associated with institutions comparable to Harvard University's Herbaria, Royal Botanic Gardens, Kew, and regional centers such as the Korea National Arboretum in the context of revisions of East Asian sedges. Its placement within the genus Carex aligns it with sections treated in floras comparable to the Flora of China and regional checklists used by organizations like the International Union for Conservation of Nature for species assessments. Nomenclatural decisions for Carex species often reference typification practices exemplified by the International Code of Nomenclature for algae, fungi, and plants and are documented in catalogues akin to the World Checklist of Selected Plant Families.
Carex jejuensis is a perennial, graminoid sedge characterized by features used in monographs by institutions such as the Smithsonian Institution and regional botanical gardens like the Royal Botanic Garden Edinburgh. Diagnostic morphology includes tufted culms, three-ranked leaves, and distinctive perigynium shape comparable to characters illustrated in treatments from the Kew Bulletin and botanical atlases produced by university presses including Oxford University Press. Reproductive structures—spikelets, achenes, and utricles—are described using terminology standardized in manuals such as those from the New York Botanical Garden and the Missouri Botanical Garden.
Carex jejuensis is named for its association with locales similar to Jeju Island and occurs in temperate East Asian provinces documented in regional floras like the Flora of Korea. Its known populations occupy habitats such as coastal grasslands, montane meadows, and wetland margins analogous to sites monitored by conservation entities like Ramsar Convention wetland inventories and national park systems exemplified by Hallasan National Park. Distribution records are curated in databases with roles like the Global Biodiversity Information Facility and by university herbaria associated with institutions such as Seoul National University.
Ecological interactions of Carex jejuensis reflect patterns observed in sedges noted in ecological syntheses from authors affiliated with the Max Planck Society and research programs supported by agencies similar to the National Science Foundation. It likely flowers and sets seed in seasonal cycles influenced by monsoon regimes recognized in climatology by groups like the Intergovernmental Panel on Climate Change; dispersal may involve hydrochory and epizoochory comparable to mechanisms documented in studies at the Smithsonian Tropical Research Institute. Associations with fungal symbionts and soil microbiota reflect processes investigated in institutes such as the Woods Hole Oceanographic Institution for wetland biogeochemistry and in microbial ecology centers at the Ecole Normale Supérieure.
Conservation evaluations for Carex jejuensis follow frameworks established by the International Union for Conservation of Nature and national red lists maintained by bodies like the Ministry of Environment (South Korea). Threats to its populations include habitat modification driven by development pressures similar to those managed in protected areas like UNESCO World Heritage Sites and land-use changes monitored in environmental assessments by the World Wide Fund for Nature. Ex situ conservation measures may involve seed banking and cultivation protocols practiced at facilities comparable to the Millennium Seed Bank Partnership and regional botanical gardens.
While sedges are used in traditional crafts and horticulture within cultures associated with institutions such as the National Folk Museum of Korea and ethnobotanical studies published by university presses like Cambridge University Press, Carex jejuensis has not been widely recorded as a major economic species. Potential cultural value derives from its presence in landscapes akin to those celebrated in literature and art linked to Jeju Island heritage and protected-area interpretation by agencies such as the Korea Tourism Organization.
Category:Carex Category:Flora of Korea