Typha angustifolia

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Habitus and growth type

  • Height [m]: 1–3
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  • Growth form: clonal herb
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  • Life form: geophyte (hydrophyte)
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  • Life strategy: CS – competitor/stress-tolerator
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  • Life strategy (Pierce method based on leaf traits): C/CS
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  • Life strategy (Pierce method, C-score): 67.9 %
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  • Life strategy (Pierce method, S-score): 32.1 %
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  • Life strategy (Pierce method, R-score): 0 %
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Leaf

  • Leaf presence and metamorphosis: leaves present, not modified
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  • Leaf arrangement (phyllotaxis): rosulate
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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 life span: summer green
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  • Leaf anatomy: helomorphic
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Flower

  • Flowering period [month]: June–August
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  • Flowering phase: 8 Clematis vitalba-Galium sylvaticum (mid-summer)
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  • Flower colour: brown
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  • Perianth type: flower achlamydeous
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  • Inflorescence type: spadix
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  • Dicliny: monoecious
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  • Generative reproduction type: facultative autogamy
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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: non-myrmecochorous (b)
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Belowground organs and clonality

  • Shoot metamorphosis: stolon-like rhizome
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  • Storage organ: stolon-like rhizome
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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]: 4
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  • Number of clonal offspring: 4.8
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  • Lateral spreading distance by clonal growth [m]: 0.27
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  • Clonal index: 6
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  • Bud bank

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  • Number of buds per shoot at the soil surface (root buds excluded): 5
  • Number of buds per shoot at a depth of 0–10 cm (root buds excluded): 15
  • Number of buds per shoot at a depth greater than 10 cm (root buds excluded): 8
  • Size of the belowground bud bank (root buds excluded): 28
  • Depth of the belowground bud bank (root buds exluded) [cm]: 7
  • Number of buds per shoot at the soil surface (root buds included): 5
  • Number of buds per shoot at a depth of 0–10 cm (root buds included): 15
  • Number of buds per shoot at a depth greater than 10 cm (root buds included): 8
  • Size of the belowground bud bank (root buds included): 28
  • Depth of the belowground bud bank (root buds included) [cm]: 7

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): 30
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  • Ploidy level (x): 2
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  • 2C genome size [Mbp]: 460.32
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  • 1Cx monoploid genome size [Mbp]: 230.16
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  • Genomic GC content: 40.3 %
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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: 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: 6 – transition between values 5 and 7
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  • Moisture indicator value: 10 – aquatic plant that survives long periods without soil flooding
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  • Reaction indicator value: 7 – indicator of slightly acidic to slightly basic conditions, never occurring in very acidic conditions
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  • Nutrient indicator value: 7 – occurring at nutrient-rich sites more often than at average sites and only exceptionally at poor sites
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  • Salinity indicator value: 1 – salt tolerant, mostly on low-salt to salt-free soils, but occasionally on slightly salty soils
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  • Indicator values for disturbance

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  • Whole-community disturbance frequency indicator value: -0.68
  • Herb layer disturbance frequency indicator value: -0.65
  • Whole-community disturbance severity indicator value: 0.2
  • Herb layer disturbance severity indicator value: 0.25
  • Whole-community structure based disturbance indicator value: 0.53
  • Herb layer structure-based disturbance indicator value: 0.52

Habitat and sociology

  • Occurrence in habitats

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  • 3 Aquatic vegetation

  • 3A Macrophytic vegetation of eutrophic and mesotrophic still waters: 1 – rare occurrence
  • 3C Macrophytic vegetation of oligotrophic lakes and pools: 1 – rare occurrence
  • 4 Wetland and riverine herbaceous vegetation

  • 4A Reed-beds of eutrophic still waters: 3 – dominant
  • 4B Halophilous reed and sedge beds: 1 – rare occurrence
  • 4C Eutrophic vegetation of muddy substrata: 1 – rare occurrence
  • 4G Tall-sedge beds: 1 – rare occurrence
  • 4H Vegetation of low annual hygrophilous herbs: 1 – rare occurrence
  • 4I Vegetation of nitrophilous annual hygrophilous herbs: 1 – rare occurrence
  • 5 Vegetation of springs and mires

  • 5E Acidic moss-rich fens and peatland meadows: 1 – rare occurrence
  • 5F Transitional mires: 1 – rare occurrence
  • 11 Heathlands and scrub

  • 11I Willow carrs: 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: MCA02 Typhetum angustifoliae
  • Constant taxon

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  • Constant taxon of associations: MCA02 Typhetum angustifoliae
  • Dominant taxon

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  • Ecological specialization indices

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  • Ecological specialization index for all vegetation types: 3.4
  • Ecological specialization index for non-forest vegetation: 3.4
  • Colonization ability

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  • Index of colonization success (ICS): 4
  • Index of colonization potential (ICP): 5
  • Optimum successional age [years]: 19

Distribution and frequency

  • Floristic zone: northern temperate, southern temperate, submeridional, meridional
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  • Floristic region: Europe, Western Asia, Eastern America
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  • Distribution range extension along the continentality gradient: 8
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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: 558, 1335
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  • Commonness in vegetation plots from the Czech Republic

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  • Occurrence frequency in vegetation plots: 1.4 %
  • Occurrence frequency in vegetation plots with a cover above 5%: 61.3 %
  • Occurrence frequency in vegetation plots with a cover above 25%: 55.6 %
  • Occurrence frequency in vegetation plots with a cover above 50%: 35.6 %
  • Mean percentage cover in vegetation plots: 36.1 %
  • 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: 11
  • Number of narrow habitats in which the taxon has its optimum: 1
  • Number of broad habitats in which the taxon occurs: 4
  • Number of broad habitats in which the taxon has its optimum: 1

Threats and protection

  • Red List 2017 (national categories): taxon is not on the Red List
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  • Red List 2017 (IUCN categories): LC(NA) – least concern (taxon is not on the Red List)
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  • Legal protection: not protected by law
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