Avena sterilis subsp. sterilis

new search

Habitus and growth type

  • Life form: therophyte
    ?

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
    ?
  • 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: neophyte
    ?
  • Invasion status: casual
    ?
  • Geographic origin: Mediterranean
    ?
  • Year of the first record in the wild: 1895
    ?
  • Year of the last record: 1923
    ?
  • Period of introduction: Late Modern Period (1800–1950)
    ?
  • Introduction pathway: unintentional – agriculture, unintentional – anthropogenic
    ?

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

  • Legal protection: not protected by law
    ?
This web page uses for the attendance analysis cookies. By using this web you agree with this. More info.