Orobanche alba subsp. alba

new search

Habitus and growth type

  • Height [m]: 0.08–0.4
    ?
  • Life form: geophyte
    ?

Leaf

  • Leaf presence and metamorphosis: leaves reduced to scales
    ?
  • Leaf shape: simple – entire
    ?
  • Stipules: absent
    ?

Flower

  • Flowering period [month]: May–June
    ?
  • Flower colour: yellow-white, pink
    ?
  • Flower symmetry: zygomorphic
    ?
  • Perianth type: calyx and corolla
    ?
  • Perianth fusion: fused
    ?
  • Shape of the sympetalous corolla or syntepalous perianth: bilabiate
    ?
  • Calyx fusion: synsepalous
    ?
  • Inflorescence type: spica
    ?

Fruit, seed and dispersal

  • Fruit type: dry fruit – capsule
    ?
  • Fruit colour: brown
    ?
  • Dispersal unit (diaspore): seed
    ?
  • Dispersal strategy: Lycopodium (mainly anemochory)
    ?
  • Myrmecochory: non-myrmecochorous (b)
    ?

Trophic mode

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

Karyology

  • Chromosome number (2n): 38
    ?
  • Ploidy level (x): 2
    ?
  • 2C genome size [Mbp]: 5884.01
    ?
  • 1Cx monoploid genome size [Mbp]: 2942
    ?
  • Genomic GC content: 42.7 %
    ?

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: 7 – heat indicator, occurring in relatively warm lowlands
    ?
  • Moisture indicator value: 3 – missing on damp soil
    ?
  • Reaction indicator value: 8 – transition between values 7 and 9, occurring mostly in calcium-rich conditions
    ?
  • Nutrient indicator value: 3x – occurring at nutrient-poor sites more frequently than at average sites and exceptionally at rich sites (generalist)
    ?
  • 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

  • Elevational belt in the Czech Republic: lowlands, colline belt, submontane belt
    ?
  • Occurrence frequency in the basic grid mapping cells and quadrants of the basic grid mapping cells: 25, 31
    ?

Threats and protection

  • Red List 2017 (national categories): C3 – vulnerable taxon
    ?
  • Red List 2017 (IUCN categories): LC – least concern
    ?
  • 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.