Carex lepidocarpa

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Habitus and growth type

  • Height [m]: 0.2–0.7
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  • Growth form: clonal herb
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  • Life form: hemicryptophyte
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  • Life strategy: CS – competitor/stress-tolerator
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  • Life strategy (Pierce method based on leaf traits): S/CSR
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  • Life strategy (Pierce method, C-score): 19.7 %
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  • Life strategy (Pierce method, S-score): 59.4 %
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  • Life strategy (Pierce method, R-score): 20.9 %
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Leaf

  • Leaf presence and metamorphosis: leaves present, not modified
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  • Leaf arrangement (phyllotaxis): alternate
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  • Leaf shape: simple – entire
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  • Stipules: absent
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  • Petiole: absent
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Flower

  • Flowering period [month]: May–June
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  • Flower colour: green
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  • Perianth type: flower achlamydeous
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  • Inflorescence type: spica e spiculis composita
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  • Dicliny: monoecious
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  • Generative reproduction type: facultative allogamy, facultative autogamy
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  • Pollination syndrome: wind-pollination, selfing
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Fruit, seed and dispersal

  • Fruit type: dry fruit – nut enclosed in an utricle
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  • Fruit colour: brown
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  • Reproduction type: by seed/spores and vegetatively
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  • Dispersal unit (diaspore): fruit, infrutescence or its part
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  • Dispersal strategy: Allium (mainly autochory)
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  • Myrmecochory: probably myrmecochorous
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Belowground organs and clonality

  • Shoot metamorphosis: rhizome
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  • Storage organ: rhizome, tuft
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Trophic mode

  • Parasitism and mycoheterotrophy: autotrophic
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  • Carnivory: non-carnivorous
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  • Symbiotic nitrogen fixation: no nitrogen-fixing symbionts
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Karyology

  • Chromosome number (2n): 68
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  • Ploidy level (x): 2
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  • 2C genome size [Mbp]: 708.02
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  • 1Cx monoploid genome size [Mbp]: 354.01
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  • Genomic GC content: 36.3 %
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Taxon origin

  • Origin in the Czech Republic: native
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Ecological indicator values

  • Ellenberg-type indicator values

  • Light indicator value: 9 – full light plant, occurring only in fully irradiated places, not at less than 50% of diffuse radiation incident in an open area
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  • Temperature indicator value: 5 – moderate heat indicator, occurring from lowland to montane belt, mainly in submontane-temperate areas
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  • Moisture indicator value: 9 – wetness indicator, focus on often soaked, poorly aerated soils
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  • Reaction indicator value: 8 – transition between values 7 and 9, occurring mostly in calcium-rich conditions
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  • Nutrient indicator value: 2 – transition between values 1 and 3
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  • Salinity indicator value: 0 – not salt tolerant, glycophyte
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Habitat and sociology

  • Occurrence in habitats

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  • 5 Vegetation of springs and mires

  • 5D Calcareous fens: 2 – optimum
  • 5F Transitional mires: 1 – rare occurrence
  • Affinity to the forest environment

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  • Affinity to the forest environment in Thermophyticum: 0 – taxon that does not spontaneously occur in Czech forests
  • Affinity to the forest environment in Mesophyticum and Oreophyticum: 0 – taxon that does not spontaneously occur in Czech forests
  • Diagnostic taxon

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  • Diagnostic taxon of associations: RBA06 Eleocharitetum quinqueflorae
  • Constant taxon

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  • Constant taxon of associations: RBA06 Eleocharitetum quinqueflorae
  • Ecological specialization indices

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  • Ecological specialization index for all vegetation types: 5.2
  • Ecological specialization index for non-forest vegetation: 5.1

Distribution and frequency

  • Floristic zone: boreal, northern temperate, southern temperate, submeridional
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  • Floristic region: Europe, Eastern America
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  • Distribution range extension along the continentality gradient: 5
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  • Elevational belt in the Czech Republic: lowlands, colline belt, submontane belt
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  • Occurrence frequency in the basic grid mapping cells and quadrants of the basic grid mapping cells: 105, 143
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  • Commonness in vegetation plots from the Czech Republic

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  • Occurrence frequency in vegetation plots: 0 %
  • Occurrence frequency in vegetation plots with a cover above 5%: 33.3 %
  • Occurrence frequency in vegetation plots with a cover above 25%: 6.7 %
  • Occurrence frequency in vegetation plots with a cover above 50%: 6.7 %
  • Mean percentage cover in vegetation plots: 7.8 %
  • Maximum percentage cover in vegetation plots: 63 %
  • Number of habitats with taxon occurrence in the Czech Republic

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  • Number of narrow habitats in which the taxon occurs: 2
  • Number of narrow habitats in which the taxon has its optimum: 1
  • Number of broad habitats in which the taxon occurs: 1
  • Number of broad habitats in which the taxon has its optimum: 1

Threats and protection

  • Red List 2017 (national categories): C2t – endangered taxon, declining
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  • Red List 2017 (IUCN categories): EN – endangered
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  • Legal protection: endangered taxon
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