Viola raddeana 16 claims

species · family Violaceae · green plant · NCBI Taxonomy ↗

Also written in claims: V. raddeana Regal

5 spellings

Viola raddeanaYoshimasa Uchiyama · CC BY 4.0 · iNaturalist ↗

16 claims

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Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Elevated CO2 and temperature did not significantly affect leaf nitrogen content of C. virosa and V. raddeana in 2009.

Taxon: C. virosa and V. raddeanaCicuta virosaViola raddeanae3
Treatment: elevated CO2 and temperaturee3
Outcome: leaf nitrogen contente3
Direction: not significantly affectede3
Qualifier: in 2009e3
Comparator: control (ambient CO2 + ambient temperature)e0

Verbatim

e0
“examined under control (ambient CO2 + ambient temperature) and treatment (elevated CO2 + elevated temperature) for 3 years”
✓ located verbatim in the source · abstract, characters 283–405

e3
“The leaf nitrogen content of C. virosa and V. raddeana was not significantly affected by elevated CO2 and temperature in 2009”
✓ located verbatim in the source · abstract, characters 743–868

Title

Effects of elevated CO2 concentration and increased temperature on leaf quality responses of rare and endangered plants

Heon-Mo Jeong; Hae-Ran Kim; Seungbum Hong; et al. Journal of Ecology and Environment 2018. doi:10.1186/s41610-017-0061-0

Other claims from this paper (18)

Intervention effect Elevated CO2 and temperature decreased leaf nitrogen content in three woody species in May 2009 and June 2011.
Intervention effect Elevated CO2 and temperature decreased leaf nitrogen content of B. latissimum and I. dichotoma under treatment in 2009 and 2011.
Intervention effect Elevated CO2 and temperature increased leaf nitrogen content of C. virosa under treatment in 2011.
Intervention effect Elevated CO2 and temperature decreased leaf nitrogen content of V. raddeana under treatment in 2011.
Intervention effect Elevated CO2 and temperature did not change leaf carbon content in 2009 in the six species other than P. ramosissimus.
Intervention effect Elevated CO2 and temperature did not change leaf carbon content of Q. gilva in 2011.
Intervention effect Rising CO2 concentration and temperature increased leaf carbon content of the remaining six species in 2011.
Intervention effect Elevated CO2 and temperature lowered the leaf C:N ratio of C. virosa in both 2009 and 2011.
Observation The leaf C:N ratio of V. raddeana decreased by 16.4% from the previous year.
Observation The leaf C:N ratio of V. raddeana increased by 28.9% in 2011.
Intervention effect Elevated CO2 and temperature increased the C:N ratios of the other five species in 2009 and 2011.
Intervention effect Elevated CO2 and temperature raised leaf chlorophyll contents of Q. gilva and H. hamabo in 2009 and 2011.
Intervention effect Elevated CO2 and temperature raised the chlorophyll ratio of P. ramosissimus in 2009.
Intervention effect The chlorophyll ratio of P. ramosissimus in the treatment showed the opposite response in 2011.
Intervention effect Elevated CO2 and temperature did not change leaf chlorophyll contents of C. virosa, V. raddeana and I. dichotoma in 2009.
Intervention effect Rising CO2 concentration and temperature decreased leaf chlorophyll contents of C. virosa, V. raddeana and I. dichotoma in 2011.
Association Woody species seem more sensitive than herb species to the rise of CO2 concentration and temperature.
Association Long-term rise of CO2 concentration and temperature is associated with changes in physiological responses of rare and endangered plant species, which may be species-specific.

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Elevated CO2 and temperature decreased leaf nitrogen content of V. raddeana under treatment in 2011.

Taxon: V. raddeanaViola raddeanae4
Treatment: elevated CO2 + elevated temperaturee0
Outcome: leaf nitrogen contente3
Direction: decreasede4
Qualifier: in 2011e4
Comparator: control (ambient CO2 + ambient temperature)e0

Verbatim

e0
“examined under control (ambient CO2 + ambient temperature) and treatment (elevated CO2 + elevated temperature) for 3 years”
✓ located verbatim in the source · abstract, characters 283–405

e3
“The leaf nitrogen content of C. virosa and V. raddeana was not significantly affected by elevated CO2 and temperature in 2009”
✓ located verbatim in the source · abstract, characters 743–868

e4
“but that of C. virosa increased and that V. raddeana decreased under the treatment in 2011”
✓ located verbatim in the source · abstract, characters 870–960

Title

Effects of elevated CO2 concentration and increased temperature on leaf quality responses of rare and endangered plants

Heon-Mo Jeong; Hae-Ran Kim; Seungbum Hong; et al. Journal of Ecology and Environment 2018. doi:10.1186/s41610-017-0061-0

Other claims from this paper (18)

Intervention effect Elevated CO2 and temperature decreased leaf nitrogen content in three woody species in May 2009 and June 2011.
Intervention effect Elevated CO2 and temperature decreased leaf nitrogen content of B. latissimum and I. dichotoma under treatment in 2009 and 2011.
Intervention effect Elevated CO2 and temperature did not significantly affect leaf nitrogen content of C. virosa and V. raddeana in 2009.
Intervention effect Elevated CO2 and temperature increased leaf nitrogen content of C. virosa under treatment in 2011.
Intervention effect Elevated CO2 and temperature did not change leaf carbon content in 2009 in the six species other than P. ramosissimus.
Intervention effect Elevated CO2 and temperature did not change leaf carbon content of Q. gilva in 2011.
Intervention effect Rising CO2 concentration and temperature increased leaf carbon content of the remaining six species in 2011.
Intervention effect Elevated CO2 and temperature lowered the leaf C:N ratio of C. virosa in both 2009 and 2011.
Observation The leaf C:N ratio of V. raddeana decreased by 16.4% from the previous year.
Observation The leaf C:N ratio of V. raddeana increased by 28.9% in 2011.
Intervention effect Elevated CO2 and temperature increased the C:N ratios of the other five species in 2009 and 2011.
Intervention effect Elevated CO2 and temperature raised leaf chlorophyll contents of Q. gilva and H. hamabo in 2009 and 2011.
Intervention effect Elevated CO2 and temperature raised the chlorophyll ratio of P. ramosissimus in 2009.
Intervention effect The chlorophyll ratio of P. ramosissimus in the treatment showed the opposite response in 2011.
Intervention effect Elevated CO2 and temperature did not change leaf chlorophyll contents of C. virosa, V. raddeana and I. dichotoma in 2009.
Intervention effect Rising CO2 concentration and temperature decreased leaf chlorophyll contents of C. virosa, V. raddeana and I. dichotoma in 2011.
Association Woody species seem more sensitive than herb species to the rise of CO2 concentration and temperature.
Association Long-term rise of CO2 concentration and temperature is associated with changes in physiological responses of rare and endangered plant species, which may be species-specific.

Observationobservedoriginal resultmeasured

Claim · model-written summary

The leaf C:N ratio of V. raddeana decreased by 16.4% from the previous year.

Taxon: V. raddeanaViola raddeanae1
Outcome: C:N ratioe1
Direction: decreasede1
Value: 16.4%e1
Comparator: from the previous yeare1

Verbatim

e1
“The C:N ratio in the leaf of V. raddeana decreased by 16.4% from the previous year, but increased by 28.9% in 2011”
✓ located verbatim in the source · abstract, characters 1473–1587

Title

Effects of elevated CO2 concentration and increased temperature on leaf quality responses of rare and endangered plants

Heon-Mo Jeong; Hae-Ran Kim; Seungbum Hong; et al. Journal of Ecology and Environment 2018. doi:10.1186/s41610-017-0061-0

Other claims from this paper (18)

Intervention effect Elevated CO2 and temperature decreased leaf nitrogen content in three woody species in May 2009 and June 2011.
Intervention effect Elevated CO2 and temperature decreased leaf nitrogen content of B. latissimum and I. dichotoma under treatment in 2009 and 2011.
Intervention effect Elevated CO2 and temperature did not significantly affect leaf nitrogen content of C. virosa and V. raddeana in 2009.
Intervention effect Elevated CO2 and temperature increased leaf nitrogen content of C. virosa under treatment in 2011.
Intervention effect Elevated CO2 and temperature decreased leaf nitrogen content of V. raddeana under treatment in 2011.
Intervention effect Elevated CO2 and temperature did not change leaf carbon content in 2009 in the six species other than P. ramosissimus.
Intervention effect Elevated CO2 and temperature did not change leaf carbon content of Q. gilva in 2011.
Intervention effect Rising CO2 concentration and temperature increased leaf carbon content of the remaining six species in 2011.
Intervention effect Elevated CO2 and temperature lowered the leaf C:N ratio of C. virosa in both 2009 and 2011.
Observation The leaf C:N ratio of V. raddeana increased by 28.9% in 2011.
Intervention effect Elevated CO2 and temperature increased the C:N ratios of the other five species in 2009 and 2011.
Intervention effect Elevated CO2 and temperature raised leaf chlorophyll contents of Q. gilva and H. hamabo in 2009 and 2011.
Intervention effect Elevated CO2 and temperature raised the chlorophyll ratio of P. ramosissimus in 2009.
Intervention effect The chlorophyll ratio of P. ramosissimus in the treatment showed the opposite response in 2011.
Intervention effect Elevated CO2 and temperature did not change leaf chlorophyll contents of C. virosa, V. raddeana and I. dichotoma in 2009.
Intervention effect Rising CO2 concentration and temperature decreased leaf chlorophyll contents of C. virosa, V. raddeana and I. dichotoma in 2011.
Association Woody species seem more sensitive than herb species to the rise of CO2 concentration and temperature.
Association Long-term rise of CO2 concentration and temperature is associated with changes in physiological responses of rare and endangered plant species, which may be species-specific.

Observationobservedoriginal resultmeasured

Claim · model-written summary

The leaf C:N ratio of V. raddeana increased by 28.9% in 2011.

Taxon: V. raddeanaViola raddeanae1
Outcome: C:N ratioe1
Direction: increasede1
Value: 28.9%e1
Qualifier: in 2011e1

Verbatim

e1
“The C:N ratio in the leaf of V. raddeana decreased by 16.4% from the previous year, but increased by 28.9% in 2011”
✓ located verbatim in the source · abstract, characters 1473–1587

Title

Effects of elevated CO2 concentration and increased temperature on leaf quality responses of rare and endangered plants

Heon-Mo Jeong; Hae-Ran Kim; Seungbum Hong; et al. Journal of Ecology and Environment 2018. doi:10.1186/s41610-017-0061-0

Other claims from this paper (18)

Intervention effect Elevated CO2 and temperature decreased leaf nitrogen content in three woody species in May 2009 and June 2011.
Intervention effect Elevated CO2 and temperature decreased leaf nitrogen content of B. latissimum and I. dichotoma under treatment in 2009 and 2011.
Intervention effect Elevated CO2 and temperature did not significantly affect leaf nitrogen content of C. virosa and V. raddeana in 2009.
Intervention effect Elevated CO2 and temperature increased leaf nitrogen content of C. virosa under treatment in 2011.
Intervention effect Elevated CO2 and temperature decreased leaf nitrogen content of V. raddeana under treatment in 2011.
Intervention effect Elevated CO2 and temperature did not change leaf carbon content in 2009 in the six species other than P. ramosissimus.
Intervention effect Elevated CO2 and temperature did not change leaf carbon content of Q. gilva in 2011.
Intervention effect Rising CO2 concentration and temperature increased leaf carbon content of the remaining six species in 2011.
Intervention effect Elevated CO2 and temperature lowered the leaf C:N ratio of C. virosa in both 2009 and 2011.
Observation The leaf C:N ratio of V. raddeana decreased by 16.4% from the previous year.
Intervention effect Elevated CO2 and temperature increased the C:N ratios of the other five species in 2009 and 2011.
Intervention effect Elevated CO2 and temperature raised leaf chlorophyll contents of Q. gilva and H. hamabo in 2009 and 2011.
Intervention effect Elevated CO2 and temperature raised the chlorophyll ratio of P. ramosissimus in 2009.
Intervention effect The chlorophyll ratio of P. ramosissimus in the treatment showed the opposite response in 2011.
Intervention effect Elevated CO2 and temperature did not change leaf chlorophyll contents of C. virosa, V. raddeana and I. dichotoma in 2009.
Intervention effect Rising CO2 concentration and temperature decreased leaf chlorophyll contents of C. virosa, V. raddeana and I. dichotoma in 2011.
Association Woody species seem more sensitive than herb species to the rise of CO2 concentration and temperature.
Association Long-term rise of CO2 concentration and temperature is associated with changes in physiological responses of rare and endangered plant species, which may be species-specific.

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Elevated CO2 and temperature did not change leaf chlorophyll contents of C. virosa, V. raddeana and I. dichotoma in 2009.

Taxon: C. virosa, V. raddeana, and I. dichotomaCicuta virosaIris dichotomaViola raddeanae1
Treatment: elevated CO2 + elevated temperaturee0
Outcome: chlorophyll contentse1
Direction: did not show any differencee1
Qualifier: in 2009e1
Comparator: control (ambient CO2 + ambient temperature)e0

Verbatim

e0
“examined under control (ambient CO2 + ambient temperature) and treatment (elevated CO2 + elevated temperature) for 3 years”
✓ located verbatim in the source · abstract, characters 283–405

e1
“Among four herb species, the chlorophyll contents in the leaves of C. virosa, V. raddeana, and I. dichotoma did not show any difference between gradients in 2009, but decreased due to the rise of CO2 concentration and temperature in 2011”
✓ located verbatim in the source · abstract, characters 1942–2179

Title

Effects of elevated CO2 concentration and increased temperature on leaf quality responses of rare and endangered plants

Heon-Mo Jeong; Hae-Ran Kim; Seungbum Hong; et al. Journal of Ecology and Environment 2018. doi:10.1186/s41610-017-0061-0

Other claims from this paper (18)

Intervention effect Elevated CO2 and temperature decreased leaf nitrogen content in three woody species in May 2009 and June 2011.
Intervention effect Elevated CO2 and temperature decreased leaf nitrogen content of B. latissimum and I. dichotoma under treatment in 2009 and 2011.
Intervention effect Elevated CO2 and temperature did not significantly affect leaf nitrogen content of C. virosa and V. raddeana in 2009.
Intervention effect Elevated CO2 and temperature increased leaf nitrogen content of C. virosa under treatment in 2011.
Intervention effect Elevated CO2 and temperature decreased leaf nitrogen content of V. raddeana under treatment in 2011.
Intervention effect Elevated CO2 and temperature did not change leaf carbon content in 2009 in the six species other than P. ramosissimus.
Intervention effect Elevated CO2 and temperature did not change leaf carbon content of Q. gilva in 2011.
Intervention effect Rising CO2 concentration and temperature increased leaf carbon content of the remaining six species in 2011.
Intervention effect Elevated CO2 and temperature lowered the leaf C:N ratio of C. virosa in both 2009 and 2011.
Observation The leaf C:N ratio of V. raddeana decreased by 16.4% from the previous year.
Observation The leaf C:N ratio of V. raddeana increased by 28.9% in 2011.
Intervention effect Elevated CO2 and temperature increased the C:N ratios of the other five species in 2009 and 2011.
Intervention effect Elevated CO2 and temperature raised leaf chlorophyll contents of Q. gilva and H. hamabo in 2009 and 2011.
Intervention effect Elevated CO2 and temperature raised the chlorophyll ratio of P. ramosissimus in 2009.
Intervention effect The chlorophyll ratio of P. ramosissimus in the treatment showed the opposite response in 2011.
Intervention effect Rising CO2 concentration and temperature decreased leaf chlorophyll contents of C. virosa, V. raddeana and I. dichotoma in 2011.
Association Woody species seem more sensitive than herb species to the rise of CO2 concentration and temperature.
Association Long-term rise of CO2 concentration and temperature is associated with changes in physiological responses of rare and endangered plant species, which may be species-specific.

Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Rising CO2 concentration and temperature decreased leaf chlorophyll contents of C. virosa, V. raddeana and I. dichotoma in 2011.

Taxon: C. virosa, V. raddeana, and I. dichotomaCicuta virosaIris dichotomaViola raddeanae1
Treatment: rise of CO2 concentration and temperaturee1
Outcome: chlorophyll contentse1
Direction: decreasede1
Qualifier: in 2011e1
Comparator: control (ambient CO2 + ambient temperature)e0

Verbatim

e0
“examined under control (ambient CO2 + ambient temperature) and treatment (elevated CO2 + elevated temperature) for 3 years”
✓ located verbatim in the source · abstract, characters 283–405

e1
“Among four herb species, the chlorophyll contents in the leaves of C. virosa, V. raddeana, and I. dichotoma did not show any difference between gradients in 2009, but decreased due to the rise of CO2 concentration and temperature in 2011”
✓ located verbatim in the source · abstract, characters 1942–2179

Title

Effects of elevated CO2 concentration and increased temperature on leaf quality responses of rare and endangered plants

Heon-Mo Jeong; Hae-Ran Kim; Seungbum Hong; et al. Journal of Ecology and Environment 2018. doi:10.1186/s41610-017-0061-0

Other claims from this paper (18)

Intervention effect Elevated CO2 and temperature decreased leaf nitrogen content in three woody species in May 2009 and June 2011.
Intervention effect Elevated CO2 and temperature decreased leaf nitrogen content of B. latissimum and I. dichotoma under treatment in 2009 and 2011.
Intervention effect Elevated CO2 and temperature did not significantly affect leaf nitrogen content of C. virosa and V. raddeana in 2009.
Intervention effect Elevated CO2 and temperature increased leaf nitrogen content of C. virosa under treatment in 2011.
Intervention effect Elevated CO2 and temperature decreased leaf nitrogen content of V. raddeana under treatment in 2011.
Intervention effect Elevated CO2 and temperature did not change leaf carbon content in 2009 in the six species other than P. ramosissimus.
Intervention effect Elevated CO2 and temperature did not change leaf carbon content of Q. gilva in 2011.
Intervention effect Rising CO2 concentration and temperature increased leaf carbon content of the remaining six species in 2011.
Intervention effect Elevated CO2 and temperature lowered the leaf C:N ratio of C. virosa in both 2009 and 2011.
Observation The leaf C:N ratio of V. raddeana decreased by 16.4% from the previous year.
Observation The leaf C:N ratio of V. raddeana increased by 28.9% in 2011.
Intervention effect Elevated CO2 and temperature increased the C:N ratios of the other five species in 2009 and 2011.
Intervention effect Elevated CO2 and temperature raised leaf chlorophyll contents of Q. gilva and H. hamabo in 2009 and 2011.
Intervention effect Elevated CO2 and temperature raised the chlorophyll ratio of P. ramosissimus in 2009.
Intervention effect The chlorophyll ratio of P. ramosissimus in the treatment showed the opposite response in 2011.
Intervention effect Elevated CO2 and temperature did not change leaf chlorophyll contents of C. virosa, V. raddeana and I. dichotoma in 2009.
Association Woody species seem more sensitive than herb species to the rise of CO2 concentration and temperature.
Association Long-term rise of CO2 concentration and temperature is associated with changes in physiological responses of rare and endangered plant species, which may be species-specific.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Elevated carbon dioxide and temperature reduced shoot length.

Taxon: Viola raddeana RegalViola raddeanae1
Treatment: increased $CO_2$ concentration + increased temperaturee2
Outcome: shoot lengthe0
Direction: highere0
Comparator: controle0
Setting: glasshousee2

Verbatim

e0
“shoot length, number of fruits per plant, number of branch per plant, number of seeds per fruit, number of fruits per branch, and weight of 10 seeds were higher in control than in treatment.”
✓ located verbatim in the source · abstract, characters 868–1058

e1
“Viola raddeana Regal”
✓ located verbatim in the source · abstract, characters 561–581

e2
“treatment(increased $CO_2$ concentration + increased temperature) in glasshouse”
✓ located verbatim in the source · abstract, characters 700–779

Title

Ecologcal Response of the endangered aquatic plant, Viola raddeana Regal, to Effect of Increased CO₂ Concentration and Air Temperature

Rae Ha Jang; Seung Hyuk Lee; Young Sub Han; et al. Journal of Wetlands Research 2013. doi:10.17663/jwr.2013.15.3.381

Other claims from this paper (9)

Intervention effect Elevated carbon dioxide and temperature reduced fruit number per plant.
Intervention effect Elevated carbon dioxide and temperature reduced branch number per plant.
Intervention effect Elevated carbon dioxide and temperature reduced seed number per fruit.
Intervention effect Elevated carbon dioxide and temperature reduced fruit number per branch.
Intervention effect Elevated carbon dioxide and temperature reduced 10-seed weight.
Intervention effect Leaf number per branch increased under elevated carbon dioxide and temperature.
Intervention effect Axis length, branch length and leaf number per plant did not differ between treatment and control.
Observation The authors infer that elevated carbon dioxide and temperature may harm reproduction.
Observation The authors project global warming as a main cause of extinction for this plant.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Elevated carbon dioxide and temperature reduced fruit number per plant.

Taxon: Viola raddeana RegalViola raddeanae1
Treatment: increased $CO_2$ concentration + increased temperaturee2
Outcome: number of fruits per plante0
Direction: highere0
Comparator: controle0

Verbatim

e0
“shoot length, number of fruits per plant, number of branch per plant, number of seeds per fruit, number of fruits per branch, and weight of 10 seeds were higher in control than in treatment.”
✓ located verbatim in the source · abstract, characters 868–1058

e1
“Viola raddeana Regal”
✓ located verbatim in the source · abstract, characters 561–581

e2
“treatment(increased $CO_2$ concentration + increased temperature) in glasshouse”
✓ located verbatim in the source · abstract, characters 700–779

Title

Ecologcal Response of the endangered aquatic plant, Viola raddeana Regal, to Effect of Increased CO₂ Concentration and Air Temperature

Rae Ha Jang; Seung Hyuk Lee; Young Sub Han; et al. Journal of Wetlands Research 2013. doi:10.17663/jwr.2013.15.3.381

Other claims from this paper (9)

Intervention effect Elevated carbon dioxide and temperature reduced shoot length.
Intervention effect Elevated carbon dioxide and temperature reduced branch number per plant.
Intervention effect Elevated carbon dioxide and temperature reduced seed number per fruit.
Intervention effect Elevated carbon dioxide and temperature reduced fruit number per branch.
Intervention effect Elevated carbon dioxide and temperature reduced 10-seed weight.
Intervention effect Leaf number per branch increased under elevated carbon dioxide and temperature.
Intervention effect Axis length, branch length and leaf number per plant did not differ between treatment and control.
Observation The authors infer that elevated carbon dioxide and temperature may harm reproduction.
Observation The authors project global warming as a main cause of extinction for this plant.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Elevated carbon dioxide and temperature reduced branch number per plant.

Taxon: Viola raddeana RegalViola raddeanae1
Treatment: increased $CO_2$ concentration + increased temperaturee2
Outcome: number of branch per plante0
Direction: highere0
Comparator: controle0

Verbatim

e0
“shoot length, number of fruits per plant, number of branch per plant, number of seeds per fruit, number of fruits per branch, and weight of 10 seeds were higher in control than in treatment.”
✓ located verbatim in the source · abstract, characters 868–1058

e1
“Viola raddeana Regal”
✓ located verbatim in the source · abstract, characters 561–581

e2
“treatment(increased $CO_2$ concentration + increased temperature) in glasshouse”
✓ located verbatim in the source · abstract, characters 700–779

Title

Ecologcal Response of the endangered aquatic plant, Viola raddeana Regal, to Effect of Increased CO₂ Concentration and Air Temperature

Rae Ha Jang; Seung Hyuk Lee; Young Sub Han; et al. Journal of Wetlands Research 2013. doi:10.17663/jwr.2013.15.3.381

Other claims from this paper (9)

Intervention effect Elevated carbon dioxide and temperature reduced shoot length.
Intervention effect Elevated carbon dioxide and temperature reduced fruit number per plant.
Intervention effect Elevated carbon dioxide and temperature reduced seed number per fruit.
Intervention effect Elevated carbon dioxide and temperature reduced fruit number per branch.
Intervention effect Elevated carbon dioxide and temperature reduced 10-seed weight.
Intervention effect Leaf number per branch increased under elevated carbon dioxide and temperature.
Intervention effect Axis length, branch length and leaf number per plant did not differ between treatment and control.
Observation The authors infer that elevated carbon dioxide and temperature may harm reproduction.
Observation The authors project global warming as a main cause of extinction for this plant.

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Elevated carbon dioxide and temperature reduced seed number per fruit.

Taxon: Viola raddeana RegalViola raddeanae1
Treatment: increased $CO_2$ concentration + increased temperaturee2
Outcome: number of seeds per fruite0
Direction: highere0
Comparator: controle0

Verbatim

e0
“shoot length, number of fruits per plant, number of branch per plant, number of seeds per fruit, number of fruits per branch, and weight of 10 seeds were higher in control than in treatment.”
✓ located verbatim in the source · abstract, characters 868–1058

e1
“Viola raddeana Regal”
✓ located verbatim in the source · abstract, characters 561–581

e2
“treatment(increased $CO_2$ concentration + increased temperature) in glasshouse”
✓ located verbatim in the source · abstract, characters 700–779

Title

Ecologcal Response of the endangered aquatic plant, Viola raddeana Regal, to Effect of Increased CO₂ Concentration and Air Temperature

Rae Ha Jang; Seung Hyuk Lee; Young Sub Han; et al. Journal of Wetlands Research 2013. doi:10.17663/jwr.2013.15.3.381

Other claims from this paper (9)

Intervention effect Elevated carbon dioxide and temperature reduced shoot length.
Intervention effect Elevated carbon dioxide and temperature reduced fruit number per plant.
Intervention effect Elevated carbon dioxide and temperature reduced branch number per plant.
Intervention effect Elevated carbon dioxide and temperature reduced fruit number per branch.
Intervention effect Elevated carbon dioxide and temperature reduced 10-seed weight.
Intervention effect Leaf number per branch increased under elevated carbon dioxide and temperature.
Intervention effect Axis length, branch length and leaf number per plant did not differ between treatment and control.
Observation The authors infer that elevated carbon dioxide and temperature may harm reproduction.
Observation The authors project global warming as a main cause of extinction for this plant.