Leucaena 1,083 claims

genus · family Fabaceae · green plant · NCBI Taxonomy ↗

32 spellings

Leucaena
Leucaena · picture of the genus (one of its species)Tauʻolunga · CC BY-SA 2.5 · Wikimedia Commons ↗
Observationobservedoriginal resultmeasured

Claim · model-written summary

Phylogenetic results supported cladogenetic rather than hybrid origins for most of the 19 paleotetraploid Leucaena species.

Taxon
LeucaenaLeucaenat0
Outcome
origins for most of the 19 paleotetraploid speciese1
Qualifier
cladogenetic, rather than reticulate/hybride1

Verbatim

e1

“The phylogenetic results supported cladogenetic, rather than reticulate/hybrid, origins for most of the 19 paleotetraploid species”

✓ located verbatim in the source · abstract, characters 925–1055
t0

“Leucaena (Fabaceae)”

✓ located verbatim in the source · title, characters 50–69

Title

Phylotranscriptomics and genome size evolution in Leucaena (Fabaceae): Paleotetraploid genomic stability overshadows diploidization and environmental effects

Alex Abair; Ashley N. Egan; Brittany Bugg; et al. American Journal of Botany 2026. doi:10.1002/ajb2.70178

Other claims from this paper (4)
Observationobservedoriginal resultmeasured

Claim · model-written summary

The ancestral paleotetraploid genome size of Leucaena (1.52 pg/2C) is relatively conserved among the paleotetraploids.

Taxon
LeucaenaLeucaenat0
Outcome
ancestral paleotetraploid genome sizee3
Value
1.52 pg/2 Ce3
Qualifier
relatively conserved among the paleotetraploidse3

Verbatim

e3

“The ancestral paleotetraploid genome size (1.52 pg/2 C) is relatively conserved among the paleotetraploids”

✓ located verbatim in the source · abstract, characters 1134–1240
t0

“Leucaena (Fabaceae)”

✓ located verbatim in the source · title, characters 50–69

Title

Phylotranscriptomics and genome size evolution in Leucaena (Fabaceae): Paleotetraploid genomic stability overshadows diploidization and environmental effects

Alex Abair; Ashley N. Egan; Brittany Bugg; et al. American Journal of Botany 2026. doi:10.1002/ajb2.70178

Other claims from this paper (4)
Associationobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Genome size showed only a weak relationship with environmental variables, and the hypothesis of significant environmental impact on genome size was rejected.

Taxon
LeucaenaLeucaenat0
Treatment
environmental variablese5
Outcome
genome sizee5
Qualifier
weak relationshipe5

Not reportedDirection

Verbatim

e4

“rejecting our hypothesis associated with environmental variables significantly impacting genome sizes”

✓ located verbatim in the source · abstract, characters 1242–1343
e5

“A weak relationship between genome size and environmental variables suggests that other factors, including paleotetraploid genomic stability, have constrained genome size variation following a WGD 16+ million years ago”

✓ located verbatim in the source · abstract, characters 1577–1795
t0

“Leucaena (Fabaceae)”

✓ located verbatim in the source · title, characters 50–69

Title

Phylotranscriptomics and genome size evolution in Leucaena (Fabaceae): Paleotetraploid genomic stability overshadows diploidization and environmental effects

Alex Abair; Ashley N. Egan; Brittany Bugg; et al. American Journal of Botany 2026. doi:10.1002/ajb2.70178

Other claims from this paper (4)
Mechanismauthor interpretationoriginal resultmeasured

Claim · model-written summary

Other factors, including paleotetraploid genomic stability, are suggested to have constrained genome size variation in Leucaena since a whole-genome duplication 16+ million years ago.

Taxon
LeucaenaLeucaenat0
Outcome
genome size variatione5
Qualifier
paleotetraploid genomic stabilitye5

Verbatim

e5

“A weak relationship between genome size and environmental variables suggests that other factors, including paleotetraploid genomic stability, have constrained genome size variation following a WGD 16+ million years ago”

✓ located verbatim in the source · abstract, characters 1577–1795
t0

“Leucaena (Fabaceae)”

✓ located verbatim in the source · title, characters 50–69

Title

Phylotranscriptomics and genome size evolution in Leucaena (Fabaceae): Paleotetraploid genomic stability overshadows diploidization and environmental effects

Alex Abair; Ashley N. Egan; Brittany Bugg; et al. American Journal of Botany 2026. doi:10.1002/ajb2.70178

Other claims from this paper (4)
Observationobservedoriginal resultmeasured

Claim · model-written summary

Leucaena lignin has a strong predominance of guaiacyl units, with H:G:S ratio 1:83:16.

Taxon
LeucaenaLeucaenae0
Outcome
guaiacyl (G) unitse1
Value
H:G:S ratio of 1:83:16e2
Qualifier
strong predominancee1

Verbatim

e0

“Leucaena and tagasaste are fast-growing leguminous shrubs”

✓ located verbatim in the source · abstract, characters 0–57
e1

“Leucaena lignin showed a strong predominance of guaiacyl (G) units”

✓ located verbatim in the source · abstract, characters 813–879
e2

“(H:G:S ratio of 1:83:16; S/G 0.19)”

✓ located verbatim in the source · abstract, characters 948–982

Title

Differences in the content, composition and structure of the native-like lignins in leucaena and tagasaste shrubs for biorefinery applications

Mario J. Rosado; Jorge Rencoret; Ana Gutiérrez; et al. Industrial Crops and Products 2025. doi:10.1016/j.indcrop.2025.121195

Other claims from this paper (9)
Observationobservedoriginal resultmeasured

Claim · model-written summary

Leucaena lignin has an S/G ratio of 0.19.

Taxon
LeucaenaLeucaenae0
Outcome
S/Ge2
Value
0.19e2

Verbatim

e0

“Leucaena and tagasaste are fast-growing leguminous shrubs”

✓ located verbatim in the source · abstract, characters 0–57
e2

“(H:G:S ratio of 1:83:16; S/G 0.19)”

✓ located verbatim in the source · abstract, characters 948–982

Title

Differences in the content, composition and structure of the native-like lignins in leucaena and tagasaste shrubs for biorefinery applications

Mario J. Rosado; Jorge Rencoret; Ana Gutiérrez; et al. Industrial Crops and Products 2025. doi:10.1016/j.indcrop.2025.121195

Other claims from this paper (9)
Observationobservedoriginal resultmeasured

Claim · model-written summary

Leucaena lignin has 66 % of its linkages as beta-O-4 alkyl-aryl ether linkages, fewer than in tagasaste.

Taxon
LeucaenaLeucaenae0
Outcome
β– O –4′ alkyl-aryl ether linkagese4
Value
66 %e4
Qualifier
fewere4

Verbatim

e0

“Leucaena and tagasaste are fast-growing leguminous shrubs”

✓ located verbatim in the source · abstract, characters 0–57
e4

“Hence, leucaena lignin was characterized by fewer of β– O –4′ alkyl-aryl ether linkages (66 % of all linkages) and a higher proportion of condensed linkages, making it more resistant to delignification”

✓ located verbatim in the source · abstract, characters 1210–1411

Title

Differences in the content, composition and structure of the native-like lignins in leucaena and tagasaste shrubs for biorefinery applications

Mario J. Rosado; Jorge Rencoret; Ana Gutiérrez; et al. Industrial Crops and Products 2025. doi:10.1016/j.indcrop.2025.121195

Other claims from this paper (9)
Observationobservedoriginal resultmeasured

Claim · model-written summary

Leucaena lignin has a higher proportion of condensed linkages.

Taxon
LeucaenaLeucaenae0
Outcome
condensed linkagese4
Qualifier
a higher proportione4

Verbatim

e0

“Leucaena and tagasaste are fast-growing leguminous shrubs”

✓ located verbatim in the source · abstract, characters 0–57
e4

“Hence, leucaena lignin was characterized by fewer of β– O –4′ alkyl-aryl ether linkages (66 % of all linkages) and a higher proportion of condensed linkages, making it more resistant to delignification”

✓ located verbatim in the source · abstract, characters 1210–1411

Title

Differences in the content, composition and structure of the native-like lignins in leucaena and tagasaste shrubs for biorefinery applications

Mario J. Rosado; Jorge Rencoret; Ana Gutiérrez; et al. Industrial Crops and Products 2025. doi:10.1016/j.indcrop.2025.121195

Other claims from this paper (9)
Mechanismauthor interpretationoriginal resultnegativebasis n/a

Claim · model-written summary

Leucaena lignin is more resistant to delignification, attributed to its higher proportion of condensed linkages.

Taxon
LeucaenaLeucaenae0
Outcome
delignificatione4
Qualifier
a higher proportion of condensed linkagese4

Verbatim

e0

“Leucaena and tagasaste are fast-growing leguminous shrubs”

✓ located verbatim in the source · abstract, characters 0–57
e4

“Hence, leucaena lignin was characterized by fewer of β– O –4′ alkyl-aryl ether linkages (66 % of all linkages) and a higher proportion of condensed linkages, making it more resistant to delignification”

✓ located verbatim in the source · abstract, characters 1210–1411

Title

Differences in the content, composition and structure of the native-like lignins in leucaena and tagasaste shrubs for biorefinery applications

Mario J. Rosado; Jorge Rencoret; Ana Gutiérrez; et al. Industrial Crops and Products 2025. doi:10.1016/j.indcrop.2025.121195

Other claims from this paper (9)
Observationobservedoriginal resultmixedmeasured

Claim · model-written summary

Interaction with the Cupriavidus type strain formed ineffective nodules on Leucaena sp..

Taxon
Leucaena sp.Leucaenae0
Interactor
the type straine0symbiont
Outcome
formation of nodules, although these were ineffectivee0

Verbatim

t0

“Leucaena sp. and Arachis sp.”

✓ located verbatim in the source · title, characters 102–130
e0

“the interactions of the type strain with Phaseolus vulgaris, and Leucaena sp. revealed the formation of nodules, although these were ineffective.”

✓ located verbatim in the source · abstract, characters 1005–1150

Title

A new nodule-associated bacterium, Cupriavidus consociatus sp. nov. Isolated from the root nodules of Leucaena sp. and Arachis sp. growing in a cacao field in Chiapas, Mexico

Erika-Yanet Tapia-García; Belén Chávez-Ramírez; Violeta Larios-Serrato; et al. PLoS ONE 2025. doi:10.1371/journal.pone.0324390

Other claims from this paper (1)