Asplenium scolopendrium subsp. scolopendrium

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Habitus and growth type

  • Height [m]: 0.15–0.6
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  • Growth form: clonal herb
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  • Life form: hemicryptophyte
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  • Life strategy: CS – competitor/stress-tolerator
    ?

Leaf

  • Leaf presence and metamorphosis: leaves present, not modified
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  • Leaf arrangement (phyllotaxis): rosulate
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  • Leaf shape: simple – entire
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  • Stipules: absent
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  • Petiole: present
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  • Leaf life span: evergreen
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  • Leaf anatomy: mesomorphic
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Flower

  • Dicliny: synoecious
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Fruit, seed and dispersal

  • Reproduction type: only by seed/spores
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  • Dispersal unit (diaspore): spore
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  • Dispersal strategy: Lycopodium (mainly anemochory)
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  • Myrmecochory: non-myrmecochorous (b)
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Belowground organs and clonality

  • Shoot metamorphosis: rhizome
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  • Storage organ: rhizome
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  • Type of clonal growth organ: epigeogenous rhizome
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  • Freely dispersible organs of clonal growth: absent
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  • Primary root: absent
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  • Persistence of the clonal growth organ [year]: 4
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  • Number of clonal offspring: 0.5
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  • Lateral spreading distance by clonal growth [m]: 0.01
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  • Clonal index: 2
    ?
  • Bud bank

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  • Number of buds per shoot at the soil surface (root buds excluded): 5
  • Number of buds per shoot at a depth of 0–10 cm (root buds excluded): 15
  • Number of buds per shoot at a depth greater than 10 cm (root buds excluded): 0
  • Size of the belowground bud bank (root buds excluded): 20
  • Depth of the belowground bud bank (root buds exluded) [cm]: 4
  • Number of buds per shoot at the soil surface (root buds included): 5
  • Number of buds per shoot at a depth of 0–10 cm (root buds included): 15
  • Number of buds per shoot at a depth greater than 10 cm (root buds included): 0
  • Size of the belowground bud bank (root buds included): 20
  • Depth of the belowground bud bank (root buds included) [cm]: 4

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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Taxon origin

  • Origin in the Czech Republic: native
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Ecological indicator values

  • Ellenberg-type indicator values

  • Light indicator value: 3 – shade plant, usually occurring where the incident radiation is less than 5% of that in an open area, but also at sunnier sites
    ?
  • Temperature indicator value: 4 – transition between values 3 and 5
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  • Moisture indicator value: 7 – humidity indicator, focus on well moistened, but not wet soils
    ?
  • Reaction indicator value: 8 – transition between values 7 and 9, occurring mostly in calcium-rich conditions
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  • Nutrient indicator value: 7 – occurring at nutrient-rich sites more often than at average sites and only exceptionally at poor sites
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  • Salinity indicator value: 0 – not salt tolerant, glycophyte
    ?

Habitat and sociology

  • Occurrence in habitats

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  • 1 Vegetation of cliffs, screes and walls

  • 1A Calcareous cliffs: 1 – rare occurrence
  • 12 Forests

  • 12D Ravine forests: 2 – optimum
  • 12E Herb-rich beech forests: 1 – rare occurrence
  • 13 Anthropogenic vegetation

  • 13E Perennial nitrophilous herbaceous vegetation of mesic sites: 1 – rare occurrence
  • Affinity to the forest environment

    ?
  • Affinity to the forest environment in Thermophyticum: 1.1 – taxon occurring mainly in the closed forest
  • Affinity to the forest environment in Mesophyticum and Oreophyticum: 1.1 – taxon occurring mainly in the closed forest
  • Ecological specialization indices

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  • Ecological specialization index for all vegetation types: 6.4
  • Colonization ability

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  • Index of colonization success (ICS): 1

Distribution and frequency

  • Floristic zone: northern temperate, southern temperate, submeridional, meridional
    ?
  • Floristic region: Europe, Asia, Americas
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  • Continentality degree: 3
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  • Distribution range extension along the continentality gradient: 3
    ?
  • Elevational belt in the Czech Republic: colline belt, submontane belt
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  • Occurrence frequency in the basic grid mapping cells and quadrants of the basic grid mapping cells: 38, 44
    ?
  • 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%: 20 %
  • Occurrence frequency in vegetation plots with a cover above 25%: 20 %
  • Occurrence frequency in vegetation plots with a cover above 50%: 20 %
  • Mean percentage cover in vegetation plots: 14.8 %
  • 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: 3
  • Number of broad habitats in which the taxon has its optimum: 1

Threats and protection

  • Red List 2017 (national categories): C1r – critically threatened taxon, rare
    ?
  • Red List 2017 (IUCN categories): VU – vulnerable
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  • Legal protection: critically threatened taxon
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