Tragopogon porrifolius subsp. porrifolius

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Habitus and growth type

  • Height [m]: 0.4–1.2
    ?
  • Life form: therophyte
    ?
  • Life strategy: CSR – competitor/stress-tolerator/ruderal
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  • Life strategy (Pierce method based on leaf traits): CR/CSR
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  • Life strategy (Pierce method, C-score): 41.3 %
    ?
  • Life strategy (Pierce method, S-score): 11.4 %
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  • Life strategy (Pierce method, R-score): 47.4 %
    ?

Leaf

  • Leaf presence and metamorphosis: leaves present, not modified
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  • Leaf arrangement (phyllotaxis): alternate
    ?
  • 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
    ?
  • Leaf anatomy: mesomorphic
    ?

Flower

  • Flower colour: violet
    ?
  • Flower symmetry: zygomorphic
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  • Perianth type: calyx reduced, corolla present
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  • Perianth fusion: fused
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  • Shape of the sympetalous corolla or syntepalous perianth: ligulate
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  • Calyx fusion: pappus
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  • Inflorescence type: corymbus ex anthodiis compositus
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  • Dicliny: synoecious
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  • Generative reproduction type: mixed mating
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  • Pollination syndrome: insect-pollination, selfing, geitonogamy
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Fruit, seed and dispersal

  • Fruit type: dry fruit – achene/cypsela/samara
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  • Reproduction type: only by seed/spores
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  • Dispersal unit (diaspore): fruit, infrutescence or its part
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  • Dispersal strategy: Epilobium (mainly anemochory and autochory)
    ?
  • Myrmecochory: probably non-myrmecochorous, probably non-myrmecochorous nv
    ?

Belowground organs and clonality

  • Root metamorphosis: primary storage root
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  • Storage organ: primary storage root
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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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Taxon origin

  • Origin in the Czech Republic: neophyte
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  • Invasion status: casual
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  • Geographic origin: Mediterranean
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  • Year of the first record in the wild: 1838
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  • Period of introduction: Late Modern Period (1800–1950)
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  • Introduction pathway: intentional – crops
    ?

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

Distribution and frequency

  • Floristic zone: submeridional, meridional
    ?
  • Floristic region: Europe
    ?
  • Occurrence frequency in the basic grid mapping cells and quadrants of the basic grid mapping cells: 2, 2
    ?

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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