Vaccinium microcarpum

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Habitus and growth type

  • Height [m]: 0.01–0.03
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  • Growth form: dwarf shrub
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  • Life form: chamaephyte
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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: present
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  • Leaf deciduousness in woody plants: evergreen
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  • Functional leaf type in woody plants: sclerophyllous
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Flower

  • Flowering period [month]: June–July
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  • Flower colour: pink
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  • Flower symmetry: actinomorphic
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  • Perianth type: calyx and corolla
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  • Perianth fusion: fused
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  • Shape of the sympetalous corolla or syntepalous perianth: rotate
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  • Calyx fusion: synsepalous
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  • Inflorescence type: racemus, flores solitarii
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Fruit, seed and dispersal

  • Fruit type: fleshy fruit – berry
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  • Dispersal unit (diaspore): seed, fruit, infrutescence or its part
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  • Dispersal strategy: Cornus (mainly autochory and endozoochory)
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  • Myrmecochory: non-myrmecochorous (b)
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Belowground organs and clonality

  • Type of clonal growth organ: epigeogenous rhizome
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  • Freely dispersible organs of clonal growth: absent
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  • Bud bank

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  • Number of buds per shoot at the soil surface (root buds excluded): 15
  • 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): 30
  • Depth of the belowground bud bank (root buds exluded) [cm]: 3
  • Number of buds per shoot at the soil surface (root buds included): 15
  • 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): 30
  • Depth of the belowground bud bank (root buds included) [cm]: 3

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): 24
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  • Ploidy level (x): 2
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  • 2C genome size [Mbp]: 1013.67
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  • 1Cx monoploid genome size [Mbp]: 506.83
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  • Genomic GC content: 40.9 %
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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: 8 – light plant, only exceptionally occurring at less than 40% of diffuse radiation incident in an open area
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  • Temperature indicator value: 3 – cool indicator, occurring mainly in subalpine areas
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  • Moisture indicator value: 9 – wetness indicator, focus on often soaked, poorly aerated soils
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  • Reaction indicator value: 2 – transition between values 1 and 3
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  • Nutrient indicator value: 1 – occurring at nutrient-poorest sites
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  • Salinity indicator value: 0 – not salt tolerant, glycophyte
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Habitat and sociology

  • Occurrence in habitats

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  • 5 Vegetation of springs and mires

  • 5F Transitional mires: 1 – rare occurrence
  • 5G Raised bogs: 2 – optimum
  • 5H Wet peat soils and bog hollows: 2 – optimum
  • 12 Forests

  • 12P Peatland pine forests: 1 – rare occurrence
  • 12Q Peatland birch forests: 1 – rare occurrence
  • 12R Acidophilous spruce forests: 2 – optimum
  • Affinity to the forest environment

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  • 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
  • Colonization ability

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  • Index of colonization success (ICS): 1

Distribution and frequency

  • Continentality degree: 7
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  • Distribution range extension along the continentality gradient: 4
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  • Elevational belt in the Czech Republic: montane belt, subalpine belt
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  • Occurrence frequency in the basic grid mapping cells and quadrants of the basic grid mapping cells: 19, 33
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  • Number of habitats with taxon occurrence in the Czech Republic

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  • Number of narrow habitats in which the taxon occurs: 6
  • Number of narrow habitats in which the taxon has its optimum: 3
  • Number of broad habitats in which the taxon occurs: 2
  • Number of broad habitats in which the taxon has its optimum: 2

Threats and protection

  • Red List 2017 (national categories): C2r – endangered taxon, rare
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  • Red List 2017 (IUCN categories): DD – data deficient
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  • Legal protection: not protected by law
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