Trichophorum cespitosum

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Habitus and growth type

  • Height [m]: 0.05–0.35
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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/SR
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  • Life strategy (Pierce method, C-score): 11.3 %
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  • Life strategy (Pierce method, S-score): 67.9 %
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  • Life strategy (Pierce method, R-score): 20.8 %
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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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  • Leaf anatomy: scleromorphic, helomorphic
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Flower

  • Flowering period [month]: May–June
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  • Flowering phase: 3 Prunus avium-Ranunculus auricomus (end of early spring)
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  • Flower colour: brown
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  • Perianth type: reduced
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  • Perianth fusion: reduced
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  • Inflorescence type: spicula
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  • Dicliny: synoecious, gynodioecious
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  • Generative reproduction type: facultative allogamy
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  • Pollination syndrome: wind-pollination
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Fruit, seed and dispersal

  • Fruit type: dry fruit – achene/cypsela/samara
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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: Phragmites (mainly anemochory and hydrochory)
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  • Myrmecochory: probably non-myrmecochorous
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Belowground organs and clonality

  • Shoot metamorphosis: rhizome
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  • Storage organ: rhizome, tuft
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  • Type of clonal growth organ: hypogeogenous rhizome
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  • Freely dispersible organs of clonal growth: absent
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  • Shoot life span (cyclicity): monocyclic shoots prevailing
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  • Branching type of stem-derived organs of clonal growth: sympodial
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  • Primary root: absent
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  • Persistence of the clonal growth organ [year]:
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  • Number of clonal offspring: 3.5
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  • Lateral spreading distance by clonal growth [m]: 0.01
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  • Clonal index: 4
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  • Bud bank

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  • Number of buds per shoot at the soil surface (root buds excluded): 3
  • Number of buds per shoot at a depth of 0–10 cm (root buds excluded):
  • Number of buds per shoot at a depth greater than 10 cm (root buds excluded):
  • Size of the belowground bud bank (root buds excluded): 18
  • Depth of the belowground bud bank (root buds exluded) [cm]: 4
  • Number of buds per shoot at the soil surface (root buds included): 3
  • Number of buds per shoot at a depth of 0–10 cm (root buds included):
  • Number of buds per shoot at a depth greater than 10 cm (root buds included):
  • Size of the belowground bud bank (root buds included): 18
  • Depth of the belowground bud bank (root buds included) [cm]: 4

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): 104
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  • Ploidy level (x): 2
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  • 2C genome size [Mbp]: 610.7
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  • 1Cx monoploid genome size [Mbp]: 305.35
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  • Genomic GC content: 37.4 %
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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: 8 – light plant, only exceptionally occurring at less than 40% of diffuse radiation incident in an open area
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  • Temperature indicator value: 4 – transition between values 3 and 5
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  • Moisture indicator value: 9 – wetness indicator, focus on often soaked, poorly aerated soils
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  • Reaction indicator value: 1 – indicator of strong acidity, never occurring in slightly acidic to alkaline conditions
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  • Nutrient indicator value: 1 – occurring at nutrient-poorest sites
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  • Salinity indicator value: 0 – not salt tolerant, glycophyte
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  • Indicator values for disturbance

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  • Whole-community disturbance frequency indicator value: -1.76
  • Herb layer disturbance frequency indicator value: -1.72
  • Whole-community disturbance severity indicator value: 0.05
  • Herb layer disturbance severity indicator value: 0.09
  • Whole-community structure based disturbance indicator value: 0.61
  • Herb layer structure-based disturbance indicator value: 0.54

Habitat and sociology

  • Occurrence in habitats

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  • 2 Alpine and subalpine grasslands

  • 2A Alpine grasslands on siliceous bedrock: 2 – optimum
  • 5 Vegetation of springs and mires

  • 5C Alpine and subalpine soft-water springs: 2 – optimum
  • 5E Acidic moss-rich fens and peatland meadows: 1 – rare occurrence
  • 5F Transitional mires: 1 – rare occurrence
  • 5G Raised bogs: 2 – optimum
  • 5H Wet peat soils and bog hollows: 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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  • Constant taxon

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  • Dominant taxon

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  • Ecological specialization indices

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  • Ecological specialization index for all vegetation types: 6.5
  • Ecological specialization index for non-forest vegetation: 6.6
  • Colonization ability

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  • Index of colonization success (ICS): 1
  • Index of colonization potential (ICP): 1

Distribution and frequency

  • Floristic zone: arctic, boreal, northern temperate, southern temperate, submeridional
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  • Floristic region: circumpolar
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  • Distribution range extension along the continentality gradient: 7
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  • Elevational belt in the Czech Republic: montane belt, subalpine belt
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  • Occurrence frequency in the basic grid mapping cells and quadrants of the basic grid mapping cells: 16, 31
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  • Commonness in vegetation plots from the Czech Republic

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  • Occurrence frequency in vegetation plots: 0.2 %
  • Occurrence frequency in vegetation plots with a cover above 5%: 56 %
  • Occurrence frequency in vegetation plots with a cover above 25%: 30 %
  • Occurrence frequency in vegetation plots with a cover above 50%: 8 %
  • Mean percentage cover in vegetation plots: 18.6 %
  • Maximum percentage cover in vegetation plots: 88 %
  • Number of habitats with taxon occurrence in the Czech Republic

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  • Number of narrow habitats in which the taxon occurs: 6
  • Number of narrow habitats in which the taxon has its optimum: 3
  • Number of broad habitats in which the taxon occurs: 2
  • Number of broad habitats in which the taxon has its optimum: 2

Threats and protection

  • Red List 2017 (national categories): C3 – vulnerable taxon
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  • Red List 2017 (IUCN categories): NT – near threatened
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  • Legal protection: not protected by law
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