Symphytum tuberosum subsp. angustifolium

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Habitus and growth type

  • Height [m]: 0.2–0.5
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  • Growth form: clonal herb
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  • Life form: geophyte
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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: both present and absent
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Flower

  • Flowering period [month]: May–June
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  • Flower colour: yellow
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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: tubular
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  • Calyx fusion: synsepalous
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  • Inflorescence type: cincinnus
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Fruit, seed and dispersal

  • Fruit type: dry fruit – cluster of four one-seeded nutlets
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  • Dispersal unit (diaspore): fruit, infrutescence or its part
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  • Dispersal strategy: Allium (mainly autochory)
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  • Myrmecochory: myrmecochorous
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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): 32
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  • Ploidy level (x): 4
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  • 2C genome size [Mbp]: 1854.22
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  • 1Cx monoploid genome size [Mbp]: 463.55
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  • Genomic GC content: 37.8 %
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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: 4 – transition between values 3 and 5
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  • Temperature indicator value: 6 – transition between values 5 and 7
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  • Moisture indicator value: 5 – indicator of fresh soils, focus on soils of average moisture, missing on wet and on soils that frequently dry out
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  • Reaction indicator value: 7 – indicator of slightly acidic to slightly basic conditions, never occurring in very acidic conditions
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  • Nutrient indicator value: 5 – occurring at moderately nutrient-rich sites, and less frequently at poor and rich sites
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  • Salinity indicator value: 0 – not salt tolerant, glycophyte
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Distribution and frequency

  • Continentality degree: 6
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  • Distribution range extension along the continentality gradient: 2
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  • Elevational belt in the Czech Republic: lowlands, colline belt
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  • Occurrence frequency in the basic grid mapping cells and quadrants of the basic grid mapping cells: 58, 116
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Threats and protection

  • Legal protection: not protected by law
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