Betula pendula 3,163 claims

species · family Betulaceae · green plant · NCBI Taxonomy ↗

Common name: white birch — Also written in claims: white birch · birch · silver birch · white birch seedlings · B. pendula Roth seedlings · birch trees — NCBI synonyms: Betula verrucosa

Listed here with its subspecies, varieties and cultivar groups: Betula pendula var. carelica (28 claims), Betula pendula subsp. pendula (9 claims), Betula pendula subsp. mandshurica (2 claims)

165 spellings

Questions studied on this organism31 questions2 with results that differ63 papers

Betula pendulaPercita at Flickr · CC BY-SA 2.0 · Wikimedia Commons ↗

3,163 claims

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Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

BP biomass treatment significantly detoxified safranin solutions.

Taxon: Betula pendula RothBetula pendulat0
Treatment: BP biomass treatmente3
Outcome: safranin solutionse3
Direction: detoxifiede3

Not reportedComparator

Verbatim

t0
“Betula pendula Roth”
✓ located verbatim in the source · title, characters 68–87

e3
“BP biomass treatment significantly detoxified safranin solutions, and improvements in the values of the tested physiological, cytogenetic, biochemical, and anatomical parameters were observed”
✓ located verbatim in the source · abstract, characters 1099–1290

Title

Removal and Detoxification of Safranin in Aqueous Solutions Using a Betula pendula Roth Based Biomass: Isotherm, Kinetics, Thermodynamics of the Biosorption Process, and Molecular Insights Into the Mechanism of Safranin Ecotoxicity

Mehmet Karadayı; Ekrem Güllüce; Şeyma Aksu; et al. Water Environment Research 2026. doi:10.1002/wer.70393

Other claims from this paper (7)

Intervention effect Safranin up to 10 ppm caused significant phytotoxic effects on the physiological parameters of Allium cepa.
Intervention effect Safranin treatment caused significant changes in cytogenetic parameters of Allium cepa.
Intervention effect Safranin treatment caused significant changes in oxidant-antioxidant dynamics of Allium cepa.
Intervention effect BP biomass treatment improved the tested physiological, cytogenetic, biochemical and anatomical parameters.
Method / resource Safranin was removed by 98% from aqueous solutions using BP biomass under optimal conditions.
Observation The Freundlich isotherm and pseudo-second-order kinetic models best fitted the biosorption data.
Observation Biosorption of safranin occurred spontaneously, as the thermodynamic ΔG° values were negative.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

BP biomass treatment improved the tested physiological, cytogenetic, biochemical and anatomical parameters.

Taxon: Betula pendula RothBetula pendulat0
Treatment: BP biomass treatmente3
Outcome: tested physiological, cytogenetic, biochemical, and anatomical parameterse3
Direction: improvementse3

Not reportedComparator

Verbatim

t0
“Betula pendula Roth”
✓ located verbatim in the source · title, characters 68–87

e3
“BP biomass treatment significantly detoxified safranin solutions, and improvements in the values of the tested physiological, cytogenetic, biochemical, and anatomical parameters were observed”
✓ located verbatim in the source · abstract, characters 1099–1290

Title

Mehmet Karadayı; Ekrem Güllüce; Şeyma Aksu; et al. Water Environment Research 2026. doi:10.1002/wer.70393

Other claims from this paper (7)

Intervention effect Safranin up to 10 ppm caused significant phytotoxic effects on the physiological parameters of Allium cepa.
Intervention effect Safranin treatment caused significant changes in cytogenetic parameters of Allium cepa.
Intervention effect Safranin treatment caused significant changes in oxidant-antioxidant dynamics of Allium cepa.
Intervention effect BP biomass treatment significantly detoxified safranin solutions.
Method / resource Safranin was removed by 98% from aqueous solutions using BP biomass under optimal conditions.
Observation The Freundlich isotherm and pseudo-second-order kinetic models best fitted the biosorption data.
Observation Biosorption of safranin occurred spontaneously, as the thermodynamic ΔG° values were negative.

Method / resourceobservedoriginal resultpositivemeasured

Claim · model-written summary

Safranin was removed by 98% from aqueous solutions using BP biomass under optimal conditions.

Taxon: Betula pendula RothBetula pendulat0
Outcome: Safranin was removede4
Value: 98%e4

Verbatim

t0
“Betula pendula Roth”
✓ located verbatim in the source · title, characters 68–87

e4
“Safranin was removed by 98% from aqueous solutions by using BP biomass under optimal conditions”
✓ located verbatim in the source · abstract, characters 1292–1387

Title

Mehmet Karadayı; Ekrem Güllüce; Şeyma Aksu; et al. Water Environment Research 2026. doi:10.1002/wer.70393

Other claims from this paper (7)

Intervention effect Safranin up to 10 ppm caused significant phytotoxic effects on the physiological parameters of Allium cepa.
Intervention effect Safranin treatment caused significant changes in cytogenetic parameters of Allium cepa.
Intervention effect Safranin treatment caused significant changes in oxidant-antioxidant dynamics of Allium cepa.
Intervention effect BP biomass treatment significantly detoxified safranin solutions.
Intervention effect BP biomass treatment improved the tested physiological, cytogenetic, biochemical and anatomical parameters.
Observation The Freundlich isotherm and pseudo-second-order kinetic models best fitted the biosorption data.
Observation Biosorption of safranin occurred spontaneously, as the thermodynamic ΔG° values were negative.

Observationobservedoriginal resultmeasured

Claim · model-written summary

The Freundlich isotherm and pseudo-second-order kinetic models best fitted the biosorption data.

Taxon: Betula pendula RothBetula pendulat0
Outcome: Freundlich isotherm and pseudo-second-order kinetic modelse5
Qualifier: best fittede5

Verbatim

t0
“Betula pendula Roth”
✓ located verbatim in the source · title, characters 68–87

e5
“The Freundlich isotherm and pseudo-second-order kinetic models best fitted in isotherm and kinetic studies”
✓ located verbatim in the source · abstract, characters 1389–1495

Title

Mehmet Karadayı; Ekrem Güllüce; Şeyma Aksu; et al. Water Environment Research 2026. doi:10.1002/wer.70393

Other claims from this paper (7)

Intervention effect Safranin up to 10 ppm caused significant phytotoxic effects on the physiological parameters of Allium cepa.
Intervention effect Safranin treatment caused significant changes in cytogenetic parameters of Allium cepa.
Intervention effect Safranin treatment caused significant changes in oxidant-antioxidant dynamics of Allium cepa.
Intervention effect BP biomass treatment significantly detoxified safranin solutions.
Intervention effect BP biomass treatment improved the tested physiological, cytogenetic, biochemical and anatomical parameters.
Method / resource Safranin was removed by 98% from aqueous solutions using BP biomass under optimal conditions.
Observation Biosorption of safranin occurred spontaneously, as the thermodynamic ΔG° values were negative.

Observationobservedoriginal resultmeasured

Claim · model-written summary

Biosorption of safranin occurred spontaneously, as the thermodynamic ΔG° values were negative.

Taxon: Betula pendula RothBetula pendulat0
Outcome: Biosorption process occurred spontaneouslye6
Qualifier: ∆G° values were negativee6

Verbatim

t0
“Betula pendula Roth”
✓ located verbatim in the source · title, characters 68–87

e6
“Biosorption process occurred spontaneously because ∆G° values were negative in thermodynamic studies”
✓ located verbatim in the source · abstract, characters 1497–1597

Title

Mehmet Karadayı; Ekrem Güllüce; Şeyma Aksu; et al. Water Environment Research 2026. doi:10.1002/wer.70393

Other claims from this paper (7)

Intervention effect Safranin up to 10 ppm caused significant phytotoxic effects on the physiological parameters of Allium cepa.
Intervention effect Safranin treatment caused significant changes in cytogenetic parameters of Allium cepa.
Intervention effect Safranin treatment caused significant changes in oxidant-antioxidant dynamics of Allium cepa.
Intervention effect BP biomass treatment significantly detoxified safranin solutions.
Intervention effect BP biomass treatment improved the tested physiological, cytogenetic, biochemical and anatomical parameters.
Method / resource Safranin was removed by 98% from aqueous solutions using BP biomass under optimal conditions.
Observation The Freundlich isotherm and pseudo-second-order kinetic models best fitted the biosorption data.

Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Betula pendula showed Mn and Cd intoxication.

Taxon: Betula pendulaBetula pendulae0
Outcome: Mne0
Qualifier: Cde0

Verbatim

e0
“Mn (Quercus polycarpa, Carpinus betulus, Betula pendula, Lactuca saligna) and Cd (Quercus polycarpa, Carpinus betulus, Betula pendula, Lactuca saligna)”
✓ located verbatim in the source · abstract, characters 489–640

Title

Assessment of mineral nutrients and risk elements in plants growing on soils polluted by magnesite emissions

Margita Kuklová; Ján Kukla; Jana Luptáková; et al. Plant Soil and Environment 2026. doi:10.17221/443/2025-pse

Other claims from this paper (10)

Observation All studied plants showed persistent Mg intoxication.
Observation Lactuca saligna and Dryopteris filix-mas showed K intoxication.
Observation Dryopteris filix-mas showed K intoxication.
Observation Quercus polycarpa showed Mn and Cd intoxication.
Observation Carpinus betulus showed Mn and Cd intoxication.
Observation Lactuca saligna showed Mn and Cd intoxication.
Observation Lactuca saligna accumulated the highest Mg, Cd, Na, and K amounts near the plant.
Recommendation Lactuca saligna was suggested as a bioindicator of elemental pollution.
Observation Ca/Mg ratios below one predominated among plant species near the magnesite plant.
Observation Unbalanced K/(Mg + Ca) ratios predominated in woody species.

Observationobservedoriginal resultmeasured

Claim · model-written summary

Leaf trait variation ranged from 5.52% to 26.14%.

Taxon: white birchBetula pendulae1
Outcome: Coefficients of variatione0
Value: 5.52% to 26.14%e0

Not reportedDirection

Verbatim

e0
“Coefficients of variation ranged from 5.52% to 26.14%, with leaf area showing the greatest variation and leaf water content the lowest.”
✓ located verbatim in the source · abstract, characters 597–732

e1
“white birch (Betula platyphylla)”
✓ located verbatim in the source · abstract, characters 218–250

Title

Responses and driving mechanisms of leaf functional traits of Betula platyphylla along an elevational gradient in the Niyang River Basin, southeastern Tibetan Plateau

Ngawang Norbu; Rong-fang Wang; Hui Zhang; et al. BMC Plant Biology 2026. doi:10.1186/s12870-026-08885-0

Other claims from this paper (7)

Association Leaf area, length, width, petiole length and base width declined with elevation.
Association Leaf phosphorus declined with elevation.
Association Leaf nitrogen and nitrogen to phosphorus ratio increased with elevation.
Association Chlorophyll and water content followed hump-shaped elevation patterns.
Association Leaf dry matter content followed a unimodal elevation pattern.
Association Specific leaf area and leaf mass per area showed no significant elevation trends.
Association Soil factors explained 50.90% of leaf trait variance.

Associationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Leaf area, length, width, petiole length and base width declined with elevation.

Taxon: white birchBetula pendulae1
Outcome: leaf area (LA), leaf length (LL), leaf width (LW), petiole length (PL), petiole base width (PBW)e0
Direction: declinede0
Setting: elevationse0

Verbatim

e0
“Most traits differed significantly among elevations: leaf area (LA), leaf length (LL), leaf width (LW), petiole length (PL), petiole base width (PBW) and leaf phosphorus content (LPC) declined with increasing elevation”
✓ located verbatim in the source · abstract, characters 733–951

e1
“white birch (Betula platyphylla)”
✓ located verbatim in the source · abstract, characters 218–250

Title

Responses and driving mechanisms of leaf functional traits of Betula platyphylla along an elevational gradient in the Niyang River Basin, southeastern Tibetan Plateau

Ngawang Norbu; Rong-fang Wang; Hui Zhang; et al. BMC Plant Biology 2026. doi:10.1186/s12870-026-08885-0

Other claims from this paper (7)

Observation Leaf trait variation ranged from 5.52% to 26.14%.
Association Leaf phosphorus declined with elevation.
Association Leaf nitrogen and nitrogen to phosphorus ratio increased with elevation.
Association Chlorophyll and water content followed hump-shaped elevation patterns.
Association Leaf dry matter content followed a unimodal elevation pattern.
Association Specific leaf area and leaf mass per area showed no significant elevation trends.
Association Soil factors explained 50.90% of leaf trait variance.

Associationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Leaf phosphorus declined with elevation.

Taxon: white birchBetula pendulae1
Outcome: leaf phosphorus content (LPC)e0
Direction: declinede0
Setting: elevatione0

Verbatim

e0
“leaf phosphorus content (LPC) declined with increasing elevation”
✓ located verbatim in the source · abstract, characters 887–951

e1
“white birch (Betula platyphylla)”
✓ located verbatim in the source · abstract, characters 218–250

Title

Responses and driving mechanisms of leaf functional traits of Betula platyphylla along an elevational gradient in the Niyang River Basin, southeastern Tibetan Plateau

Ngawang Norbu; Rong-fang Wang; Hui Zhang; et al. BMC Plant Biology 2026. doi:10.1186/s12870-026-08885-0

Other claims from this paper (7)

Observation Leaf trait variation ranged from 5.52% to 26.14%.
Association Leaf area, length, width, petiole length and base width declined with elevation.
Association Leaf nitrogen and nitrogen to phosphorus ratio increased with elevation.
Association Chlorophyll and water content followed hump-shaped elevation patterns.
Association Leaf dry matter content followed a unimodal elevation pattern.
Association Specific leaf area and leaf mass per area showed no significant elevation trends.
Association Soil factors explained 50.90% of leaf trait variance.

Associationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Leaf nitrogen and nitrogen to phosphorus ratio increased with elevation.

Taxon: white birchBetula pendulae2
Outcome: leaf nitrogen content (LNC) and leaf N: P ratioe0
Direction: increasede0
Setting: elevationse1

Verbatim

e0
“leaf nitrogen content (LNC) and leaf N: P ratio increased.”
✓ located verbatim in the source · abstract, characters 961–1019

e1
“Most traits differed significantly among elevations”
✓ located verbatim in the source · abstract, characters 733–784

e2
“white birch (Betula platyphylla)”
✓ located verbatim in the source · abstract, characters 218–250

Title

Responses and driving mechanisms of leaf functional traits of Betula platyphylla along an elevational gradient in the Niyang River Basin, southeastern Tibetan Plateau

Ngawang Norbu; Rong-fang Wang; Hui Zhang; et al. BMC Plant Biology 2026. doi:10.1186/s12870-026-08885-0

Other claims from this paper (7)

Observation Leaf trait variation ranged from 5.52% to 26.14%.
Association Leaf area, length, width, petiole length and base width declined with elevation.
Association Leaf phosphorus declined with elevation.
Association Chlorophyll and water content followed hump-shaped elevation patterns.
Association Leaf dry matter content followed a unimodal elevation pattern.
Association Specific leaf area and leaf mass per area showed no significant elevation trends.
Association Soil factors explained 50.90% of leaf trait variance.