Huperzia selago subsp. selago

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Habitus and growth type

  • Height [m]: 0.05–0.3
    ?
  • Growth form: clonal herb
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  • Life form: chamaephyte
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  • Life strategy: CSR – competitor/stress-tolerator/ruderal
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  • Life strategy (Pierce method based on leaf traits): S/SR
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  • Life strategy (Pierce method, C-score): 0 %
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  • Life strategy (Pierce method, S-score): 81.3 %
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  • Life strategy (Pierce method, R-score): 18.7 %
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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: absent
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  • Petiole: absent
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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: by seed/spores and vegetatively
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  • Dispersal unit (diaspore): spore, bulbil or tuber
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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: bulbil
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  • Type of clonal growth organ: stolon
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  • Freely dispersible organs of clonal growth: present
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  • Primary root: absent
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  • Persistence of the clonal growth organ [year]:
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  • Number of clonal offspring:
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  • Lateral spreading distance by clonal growth [m]: 0.01
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  • Clonal index: 3
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  • Bud bank

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  • Number of buds per shoot at the soil surface (root buds excluded): 13
  • Number of buds per shoot at a depth of 0–10 cm (root buds excluded):
  • Number of buds per shoot at a depth greater than 10 cm (root buds excluded):
  • Size of the belowground bud bank (root buds excluded): 13
  • Depth of the belowground bud bank (root buds exluded) [cm]:
  • Number of buds per shoot at the soil surface (root buds included): 13
  • Number of buds per shoot at a depth of 0–10 cm (root buds included):
  • Number of buds per shoot at a depth greater than 10 cm (root buds included):
  • Size of the belowground bud bank (root buds included): 13
  • Depth of the belowground bud bank (root buds included) [cm]:

Trophic mode

  • Parasitism and mycoheterotrophy: partial or initial mycoheterotroph
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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): 246
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  • Ploidy level (x): 4
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  • 2C genome size [Mbp]: 16929.2
    ?
  • 1Cx monoploid genome size [Mbp]: 4232.3
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  • Genomic GC content: 44.2 %
    ?

Taxon origin

  • Origin in the Czech Republic: native
    ?

Ecological indicator values

  • Ellenberg-type indicator values

  • Light indicator value: 5x – semi-shade plant, only exceptionally occurring in full light, but usually at more than 10% of the diffuse radiation incident in an open area (generalist)
    ?
  • Temperature indicator value: 3 – cool indicator, occurring mainly in subalpine areas
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  • Moisture indicator value: 6 – transition between values 5 and 7
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  • Reaction indicator value: 3 – acidity indicator, occurring mainly in acidic conditions, exceptionally in neutral conditions
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  • Nutrient indicator value: 4 – transition between values 3 and 5
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  • Salinity indicator value: 0 – not salt tolerant, glycophyte
    ?
  • Indicator values for disturbance

    ?
  • Whole-community disturbance frequency indicator value: -1.65
  • Herb layer disturbance frequency indicator value: -0.95
  • Whole-community disturbance severity indicator value: 0.23
  • Herb layer disturbance severity indicator value: 0.18
  • Whole-community structure based disturbance indicator value: 0.3
  • Herb layer structure-based disturbance indicator value: 0.22

Habitat and sociology

  • Occurrence in habitats

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  • 1 Vegetation of cliffs, screes and walls

  • 1B Siliceous cliffs and block fields: 2 – optimum
  • 2 Alpine and subalpine grasslands

  • 2A Alpine grasslands on siliceous bedrock: 2 – optimum
  • 2B Subalpine tall-forb and tall-grass vegetation: 1 – rare occurrence
  • 5 Vegetation of springs and mires

  • 5C Alpine and subalpine soft-water springs: 1 – rare occurrence
  • 5G Raised bogs: 1 – rare occurrence
  • 7 Acidophilous grasslands

  • 7A Subalpine and montane acidophilous grasslands: 1 – rare occurrence
  • 11 Heathlands and scrub

  • 11A Dry lowland to subalpine heathlands: 1 – rare occurrence
  • 11D Subalpine acidophilous Pinus mugo scrub: 2 – optimum
  • 11H Subalpine deciduous scrub: 1 – rare occurrence
  • 12 Forests

  • 12E Herb-rich beech forests: 1 – rare occurrence
  • 12G Acidophilous beech forests: 1 – rare occurrence
  • 12K Acidophilous oak forests: 1 – rare occurrence
  • 12L Boreo-continental pine forests: 1 – rare occurrence
  • 12Q Peatland birch forests: 1 – rare occurrence
  • 12R Acidophilous spruce forests: 1 – rare occurrence
  • 12S Basiphilous spruce forests: 1 – rare occurrence
  • 12V Spruce plantations: 1 – rare occurrence
  • Affinity to the forest environment

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  • Affinity to the forest environment in Mesophyticum and Oreophyticum: 2.1 – taxon occurring both in the forest and open vegetation
  • Diagnostic taxon

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  • Constant taxon

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  • Ecological specialization indices

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  • Ecological specialization index for all vegetation types: 5
  • Ecological specialization index for non-forest vegetation: 5.1
  • Ecological specialization index for forest vegetation: 6
  • Colonization ability

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  • Index of colonization success (ICS): 1
  • Index of colonization potential (ICP): 1

Distribution and frequency

  • Floristic zone: arctic, boreal, northern temperate, southern temperate, submeridional, meridional, subtropical, tropical, austral or antarctic
    ?
  • Floristic region: circumpolar
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  • Distribution range extension along the continentality gradient: 6
    ?
  • Elevational belt in the Czech Republic: submontane belt, montane belt, subalpine belt
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  • Occurrence frequency in the basic grid mapping cells and quadrants of the basic grid mapping cells: 250, 465
    ?
  • Commonness in vegetation plots from the Czech Republic

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  • Occurrence frequency in vegetation plots: 0.1 %
  • Occurrence frequency in vegetation plots with a cover above 5%: 0 %
  • Occurrence frequency in vegetation plots with a cover above 25%: 0 %
  • Occurrence frequency in vegetation plots with a cover above 50%: 0 %
  • Mean percentage cover in vegetation plots: 2.1 %
  • Maximum percentage cover in vegetation plots: 4 %
  • Number of habitats with taxon occurrence in the Czech Republic

    ?
  • Number of narrow habitats in which the taxon occurs: 17
  • Number of narrow habitats in which the taxon has its optimum: 3
  • Number of broad habitats in which the taxon occurs: 6
  • Number of broad habitats in which the taxon has its optimum: 3

Threats and protection

  • Red List 2017 (national categories): C3 – vulnerable taxon
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  • Red List 2017 (IUCN categories): NT – near threatened
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  • Legal protection: vulnerable taxon
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