Nicotiana rustica

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Habitus and growth type

  • Height [m]: 0.3–1.5
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  • Growth form: annual herb
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  • Life form: therophyte
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  • Life strategy: CR – competitor/ruderal
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  • Life strategy (Pierce method based on leaf traits): C/CR
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  • Life strategy (Pierce method, C-score): 77.2 %
    ?
  • Life strategy (Pierce method, S-score): 0 %
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  • Life strategy (Pierce method, R-score): 22.9 %
    ?

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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  • Leaf life span: summer green
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  • Leaf anatomy: mesomorphic
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Flower

  • Flowering period [month]: June-September
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  • Flower colour: yellow-green
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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: hypocrateriform
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  • Calyx fusion: synsepalous
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  • Inflorescence type: cincinnus
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  • Dicliny: synoecious
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  • Generative reproduction type: mixed mating
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  • Pollination syndrome: selfing
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Fruit, seed and dispersal

  • Fruit type: dry fruit – capsule
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  • Fruit colour: brown
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  • Reproduction type: only by seed/spores
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  • Dispersal unit (diaspore): seed
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  • Dispersal strategy: Allium (mainly autochory)
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  • Myrmecochory: non-myrmecochorous (b)
    ?

Belowground organs and clonality

  • Shoot life span (cyclicity): monocyclic shoots prevailing
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  • Primary root: present
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  • Bud bank

    ?
  • 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): 0
  • 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): 5
  • Depth of the belowground bud bank (root buds exluded) [cm]: 1
  • 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): 0
  • 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): 5
  • Depth of the belowground bud bank (root buds included) [cm]: 1

Trophic mode

  • Parasitism and mycoheterotrophy: autotrophic
    ?
  • 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: neophyte
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  • Invasion status: casual
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  • Geographic origin: anecophyte
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  • Introduction pathway: deliberate introduction
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Habitat and sociology

  • 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

Distribution and frequency

  • Floristic zone: subtropical, tropical
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  • Floristic region: Western America
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  • Occurrence frequency in the basic grid mapping cells and quadrants of the basic grid mapping cells: 23, 25
    ?

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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