Helictotrichon pratense subsp. pratense

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Leaf

  • Leaf presence and metamorphosis: leaves present, not modified
    ?
  • Leaf arrangement (phyllotaxis): alternate
    ?
  • Leaf shape: simple – entire
    ?
  • Stipules: absent
    ?
  • Petiole: absent
    ?

Flower

  • Flower colour: green
    ?
  • Perianth type: reduced
    ?
  • Perianth fusion: reduced
    ?
  • Inflorescence type: panicula e spiculis composita
    ?

Fruit, seed and dispersal

  • Fruit type: dry fruit – caryopsis
    ?
  • Dispersal unit (diaspore): fruit, infrutescence or its part
    ?
  • Dispersal strategy: Allium (mainly autochory)
    ?
  • Myrmecochory: non-myrmecochorous (b)
    ?

Trophic mode

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

Taxon origin

  • Origin in the Czech Republic: native
    ?

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
    ?
  • Temperature indicator value: 6 – transition between values 5 and 7
    ?
  • Moisture indicator value: 3 – missing on damp soil
    ?
  • Reaction indicator value: 6x – transition between values 5 and 7 (generalist)
    ?
  • Nutrient indicator value: 2 – transition between values 1 and 3
    ?
  • Salinity indicator value: 0 – not salt tolerant, glycophyte
    ?

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

  • Continentality degree: 4
    ?
  • Distribution range extension along the continentality gradient: 2
    ?
  • Occurrence frequency in the basic grid mapping cells and quadrants of the basic grid mapping cells: 23, 29
    ?

Threats and protection

  • Red List 2017 (national categories): C4a – near threatened taxon
    ?
  • Red List 2017 (IUCN categories): LC – least concern
    ?
  • Legal protection: not protected by law
    ?
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