Fallopia aubertii

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Habitus and growth type

  • Height [m]:
    ?
  • Growth form: woody liana
    ?
  • Life form: nanophanerophyte (macrophanerophyte)
    ?
  • Life strategy: C – competitor
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  • Life strategy (Pierce method based on leaf traits): CR
    ?
  • Life strategy (Pierce method, C-score): 44.4 %
    ?
  • Life strategy (Pierce method, S-score): 1.8 %
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  • Life strategy (Pierce method, R-score): 53.8 %
    ?

Leaf

  • Leaf presence and metamorphosis: leaves present, not modified
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  • Leaf arrangement (phyllotaxis): alternate
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  • Leaf shape: simple – entire
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  • Stipules: present
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  • Petiole: present
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  • Leaf life span: summer green
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  • Leaf deciduousness in woody plants: winter deciduous
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  • Leaf anatomy: mesomorphic
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  • Functional leaf type in woody plants: broad deciduous or semi-deciduous
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Flower

  • Flowering period [month]: July–October
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  • Flower colour: white
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  • Flower symmetry: actinomorphic
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  • Perianth type: homochlamydeous
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  • Perianth fusion: fused
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  • Shape of the sympetalous corolla or syntepalous perianth: funnel-shaped
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  • Inflorescence type: panicula e fasciculis composita
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  • Dicliny: synoecious
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  • Generative reproduction type: facultative allogamy
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  • Pollination syndrome: insect-pollination
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Fruit, seed and dispersal

  • Fruit type: dry fruit – achene/cypsela/samara
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  • Fruit colour: brown, black
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  • Reproduction type: by seed/spores and vegetatively
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  • Dispersal strategy: Zea (no dispersal)
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  • Myrmecochory: probably myrmecochorous nv
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Belowground organs and clonality

  • Shoot metamorphosis: stolon
    ?

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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Karyology

  • Chromosome number (2n): 40 (20)
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  • Ploidy level (x): 4 (2)
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  • 2C genome size [Mbp]: 2720.43
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  • 1Cx monoploid genome size [Mbp]: 680.11
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  • Genomic GC content: 41.4 %
    ?

Taxon origin

  • Origin in the Czech Republic: neophyte
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  • Invasion status: naturalized
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  • Geographic origin: Asia
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  • Year of the first record in the wild: 1850
    ?
  • Period of introduction: Late Modern Period (1800–1950)
    ?
  • Introduction pathway: intentional – ornamental
    ?

Ecological indicator values

  • Ellenberg-type indicator values

  • Light indicator value: 7 – half-light plant, mostly occurring at full light, but also in the shade up to about 30% of diffuse radiation incident in an open area
    ?
  • Temperature indicator value: 6 – transition between values 5 and 7
    ?
  • Moisture indicator value: 5 – indicator of fresh soils, focus on soils of average moisture, missing on wet and on soils that frequently dry out
    ?
  • Reaction indicator value: 7 – indicator of slightly acidic to slightly basic conditions, never occurring in very acidic conditions
    ?
  • Nutrient indicator value: 7 – occurring at nutrient-rich sites more often than at average sites and only exceptionally at poor sites
    ?
  • Salinity indicator value: 0 – not salt tolerant, glycophyte
    ?

Habitat and sociology

  • Occurrence in habitats

    ?
  • 11 Heathlands and scrub

  • 11R Scrub and pioneer woodland of forests clearings: 2 – optimum
  • 13 Anthropogenic vegetation

  • 13A Annual vegetation of ruderal habitats: 1 – rare occurrence
  • 13D Perennial thermophilous ruderal vegetation: 1 – rare occurrence
  • 13E Perennial nitrophilous herbaceous vegetation of mesic sites: 1 – rare occurrence
  • 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
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  • Floristic region: Eastern Asia
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  • Occurrence frequency in the basic grid mapping cells and quadrants of the basic grid mapping cells: 62, 86
    ?
  • Commonness in vegetation plots from the Czech Republic

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  • Occurrence frequency in vegetation plots: 0 %
  • Occurrence frequency in vegetation plots with a cover above 5%: 50 %
  • Occurrence frequency in vegetation plots with a cover above 25%: 50 %
  • Occurrence frequency in vegetation plots with a cover above 50%: 50 %
  • Mean percentage cover in vegetation plots: 32.5 %
  • Maximum percentage cover in vegetation plots: 63 %
  • Number of habitats with taxon occurrence in the Czech Republic

    ?
  • Number of narrow habitats in which the taxon occurs: 4
  • Number of narrow habitats in which the taxon has its optimum: 1
  • Number of broad habitats in which the taxon occurs: 2
  • Number of broad habitats in which the taxon has its optimum: 1

Threats and protection

  • Red List 2017 (national categories): taxon is not on the Red List
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  • 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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