Carduus nigrescens

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Habitus and growth type

  • Plant height [m]: 0.62
    ?
  • Life span: Biennial or short-lived
    ?
  • Life form: Hemicryptophyte
    ?
  • Spinescence: spinescent
    ?

Flower

  • Flowering period: May-August
    ?

Fruit, seed and dispersal

  • Dispersal mode: Anemochory
    ?
  • Dispersal distance class: 5
    ?

Trophic mode

  • Parasitism and mycoheterotrophy: autotroph
    ?
  • Carnivory: non-carnivorous
    ?
  • Symbiotic nitrogen fixation: no nitrogen-fixing symbionts
    ?

Taxon origin

  • Origin in Europe: Native
    ?

Ecology

  • Environmental relationships

  • Substrate humidity relationship: Dry
    ?
  • Nutrient relationship: Eutrophic
    ?
  • Salinity relationship: Non-saline
    ?
  • Ellenberg-type indicator values

  • Light indicator value: 8.5
    ?
  • Temperature indicator value: 6.4
    ?
  • Moisture indicator value: 1.8
    ?
  • Reaction indicator value: 6.5
    ?
  • Nutrient indicator value: 5.5
    ?
  • Salinity indicator value: 0
    ?
  • Disturbance indicator values

  • Disturbance frequency: 0.82
    ?
  • Disturbance frequency (herb layer): 1.56
    ?
  • Disturbance severity: 0.62
    ?
  • Disturbance severity (herb layer): 0.51
    ?
  • Mowing frequency: 0.34
    ?
  • Grazing pressure: 0.34
    ?
  • Soil disturbance: 0.26
    ?

Habitat and sociology

  • Broad habitat

  • Occurrence in broad habitats: Grassland (non-alpine, non-saline), Forest, Sparsely vegetated (incl. rock and scree), Synanthropic
    ?

Distribution

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