Bidens ferulifolia

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Habitus and growth type

  • Height [m]: 0.6
    ?
  • Life form: therophyte
    ?

Leaf

  • Leaf presence and metamorphosis: leaves present, not modified
    ?
  • Leaf arrangement (phyllotaxis): opposite
    ?
  • Leaf shape: simple – pinnately divided
    ?
  • Stipules: absent
    ?
  • Petiole: both present and absent
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Flower

  • Flower colour: yellow
    ?
  • Flower symmetry: actinomorphic, zygomorphic
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  • Perianth type: calyx absent, corolla present
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  • Perianth fusion: fused
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  • Shape of the sympetalous corolla or syntepalous perianth: ligulate, tubular
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  • Inflorescence type: panicula ex anthodiis composita
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Fruit, seed and dispersal

  • Fruit type: dry fruit – achene/cypsela/samara
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  • Dispersal unit (diaspore): fruit, infrutescence or its part
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  • Dispersal strategy: Bidens (mainly autochory and epizoochory)
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  • Myrmecochory: non-myrmecochorous (b)
    ?

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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Taxon origin

  • Origin in the Czech Republic: neophyte
    ?
  • Invasion status: casual
    ?
  • Geographic origin: North America
    ?
  • Year of the first record in the wild: 2002
    ?
  • Period of introduction: Present (after 2000)
    ?
  • Introduction pathway: intentional – ornamental
    ?

Habitat and sociology

  • Affinity to the forest environment

    ?
  • 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

Threats and protection

  • Red List 2017 (national categories): taxon is not on the Red List
    ?
  • 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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