Lolium rigidum

new search

Habitus and growth type

  • Growth form: annual herb
    ?
  • Life form: therophyte
    ?
  • Life strategy (Pierce method based on leaf traits): SR
    ?
  • Life strategy (Pierce method, C-score): 8.7 %
    ?
  • Life strategy (Pierce method, S-score): 45 %
    ?
  • Life strategy (Pierce method, R-score): 46.3 %
    ?

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: spica e spiculis composita
    ?
  • Generative reproduction type: mixed mating
    ?

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
    ?

Karyology

  • Chromosome number (2n): 14
    ?
  • Ploidy level (x): 2
    ?
  • 2C genome size [Mbp]: 4739.27
    ?
  • 1Cx monoploid genome size [Mbp]: 2369.63
    ?
  • Genomic GC content: 46.5 %
    ?

Taxon origin

  • Origin in the Czech Republic: neophyte
    ?
  • Invasion status: casual
    ?
  • Geographic origin: Mediterranean
    ?

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)
    ?
  • 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.