Search claims · PlantClaims

Observationobservedoriginal resultmeasured

Claim · model-written summary

Coffea subgenus Coffea was paraphyletic.

Taxon: Coffea subgenus Coffeae0
Outcome: paraphyletice0

Not reportedDirection

Verbatim

e0
“Coffea subgenus Baracoffea is shown to be monophyletic, but Coffea subgenus Coffea is paraphyletic.”
✓ located verbatim in the source · abstract, characters 1081–1180

Title

Towards a Phylogeny for Coffea (Rubiaceae): Identifying Well-supported Lineages Based on Nuclear and Plastid DNA Sequences

O. Maurin; A. P. Davis; M. Chester; et al. Annals of Botany 2007. doi:10.1093/aob/mcm257

Other claims from this paper (8)

Observation Previously recognized geographically coherent major lineages were supported.
Observation Other geographically or ecologically corresponding lineages were newly recognized.
Observation Coffea subgenus Baracoffea was monophyletic.
Observation Sequence data did not substantiate Coffea monophyly.
Observation Sequence data did not substantiate Psilanthus monophyly.
Method / resource Low sequence divergence prevented detailed resolution within Coffea, especially Madagascan subgenus Coffea species.
Observation The phylogeny supported recent hybrid origin of C. arabica from C. canephora and C. eugenioides.
Observation Sequence data inferred phylogenetic separation associated with the Dahomey Gap.

Observationobservedoriginal resultbasis n/a

Claim · model-written summary

Coffea mapiana was the second dwarf monocaulous Coffea known from Cameroon.

Taxon: Coffea mapianaCoffea mapianae0
Outcome: second dwarf monocaulouse0
Setting: Cameroone0

Verbatim

e0
“Coffea mapiana is the second dwarf monocaulous known from Cameroon”
✓ located verbatim in the source · abstract, characters 110–176

Title

A new dwarf Coffea (Rubiaceae) from southern Cameroon

BONAVENTURE SONKÉ; CHARLEMAGNE NGUEMBOU K.; AARON P. DAVIS Botanical Journal of the Linnean Society 2006. doi:10.1111/j.1095-8339.2006.00508.x

Other claims from this paper (2)

Method / resourceobservedoriginal resultmeasured

Claim · model-written summary

Thirty-eight of 71 Coffea arabica primers amplified in Coffea canephora.

Taxon: Coffea canephoraCoffea canephorat0
Outcome: Heterologous amplificatione0
Value: 38 of the 71 primerse0

Verbatim

e0
“Heterologous amplification occurred with 38 of the 71 primers.”
✓ located verbatim in the source · abstract, characters 408–470

t0
“Coffea canephora”
✓ located verbatim in the source · title, characters 42–58

Title

Transferability of microsatellite loci in Coffea canephora

Ludymila Brandão Motta; Taís Cristina Bastos Soares; Maria Amélia Gava Ferrão; et al. LA Referencia (Red Federada de Repositorios Institucionales de Publicaciones Científicas) 2014

Other claims from this paper (7)

Method / resource Approximately 52.63% of primers were polymorphic.
Method / resource Thirty-five percent of primer sets were non-informative.
Method / resource Fifty percent of primer sets were moderately informative.
Method / resource Fifteen percent of primer sets were highly informative.
Method / resource Seven named loci had low informativeness.
Method / resource Three named loci were highly informative.
Method / resource Validated primer sets efficiently discriminated genotypes.

Observationobservedoriginal resultmeasured

Claim · model-written summary

The new Coffea species is self-compatible, an uncommon trait in Coffea.

Taxon: Coffea anthonyiCoffea anthonyit0
Outcome: self‐compatiblee0
Qualifier: rare character within the genus Coffeae0

Verbatim

e0
“The new species is self‐compatible, being a rare character within the genus Coffea”
✓ located verbatim in the source · abstract, characters 432–514

t0
“Coffea anthonyi”
✓ located verbatim in the source · title, characters 0–15

Title

Coffea anthonyi , a new self‐compatible Central African coffee species, closely related to an ancestor of Coffea arabica

Piet Stoffelen; Michel Noirot; Emmanuel Couturon; et al. Taxon 2009. doi:10.1002/tax.581014

Other claims from this paper (3)

Associationauthor interpretationoriginal resultmeasured

Claim · model-written summary

Altitude affected the attack intensity of H. hampei on Coffea arabica and Coffea canephora

Taxon: Coffea arabica and Coffea canephoraCoffea arabicaCoffea canephorat0
Treatment: altitudee3
Interactor: H. hampeiHypothenemus hampeie3pest
Outcome: attack intensitye3

Not reportedDirection

Verbatim

t0
“Coffea arabica and Coffea canephora”
✓ located verbatim in the source · title, characters 28–63

e3
“The conclusion showed that altitude affected the attack intensity of H. hampei”
✓ located verbatim in the source · abstract, characters 1249–1327

Title

Attack Intensity Variety of Coffea arabica and Coffea canephora Hypothenemus hampei Ferrari, 1867 (Coleoptera: Curculionidae: Scolytinae) in North Sumatra

Elida Hafni Siregar; Aida Fitriani Sitompul; Syarifuddin; et al. Nusantara Science and Technology Proceedings 2023. doi:10.11594/nstp.2023.3001

Other claims from this paper (3)

Method / resourceobservedoriginal resultmeasured

Claim · model-written summary

Low sequence divergence prevented detailed resolution within Coffea, especially Madagascan subgenus Coffea species.

Taxon: CoffeaCoffeae0
Outcome: detailed resolution of relationshipse0
Setting: Madagascare0

Not reportedComparatorValue

Verbatim

e0
“Low levels of sequence divergence do not allow detailed resolution of relationships within Coffea, most notably for species of Coffea subgenus Coffea occurring in Madagascar.”
✓ located verbatim in the source · abstract, characters 1261–1435

Title

Towards a Phylogeny for Coffea (Rubiaceae): Identifying Well-supported Lineages Based on Nuclear and Plastid DNA Sequences

O. Maurin; A. P. Davis; M. Chester; et al. Annals of Botany 2007. doi:10.1093/aob/mcm257

Other claims from this paper (8)

Observation Previously recognized geographically coherent major lineages were supported.
Observation Other geographically or ecologically corresponding lineages were newly recognized.
Observation Coffea subgenus Baracoffea was monophyletic.
Observation Coffea subgenus Coffea was paraphyletic.
Observation Sequence data did not substantiate Coffea monophyly.
Observation Sequence data did not substantiate Psilanthus monophyly.
Observation The phylogeny supported recent hybrid origin of C. arabica from C. canephora and C. eugenioides.
Observation Sequence data inferred phylogenetic separation associated with the Dahomey Gap.

Method / resourceobservedoriginal resultbasis n/a

Claim · model-written summary

Expressed-sequence assemblies were produced for Coffea arabica and Coffea canephora.

Taxon: Coffea arabicaCoffea arabicae0
Outcome: expressed sequence tag assemblye0
Comparator: Coffea canephorae0

Not reportedValue

Verbatim

e0
“This study reports the expressed sequence tag assembly of the allopolyploid Coffea arabica and one of its direct ancestors, Coffea canephora.”
✓ located verbatim in the source · abstract, characters 763–904

Title

A High-Throughput Data Mining of Single Nucleotide Polymorphisms inCoffeaSpecies Expressed Sequence Tags Suggests Differential Homeologous Gene Expression in the AllotetraploidCoffea arabica

Ramon Oliveira Vidal; Jorge Maurício Costa Mondego; David Pot; et al. PLANT PHYSIOLOGY 2010. doi:10.1104/pp.110.162438

Other claims from this paper (2)

Method / resource The assembly enabled discovery of single nucleotide polymorphisms and indirect gene expression estimates.
Observation Coffea arabica homeologous genes showed differential expression.

Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors support Coffea robusta as a rootstock for the four cultivated varieties.

Taxon: Coffea arabicaCoffea arabicat0
Outcome: use of Coffea robusta as a rootstocke0

Verbatim

e0
“support the use of Coffea robusta as a rootstock for these four cultivated varieties”
✓ located verbatim in the source · abstract, characters 1179–1263

t0
“Coffea arabica Cultivars on Coffea canephora Rootstock”
✓ located verbatim in the source · title, characters 41–95

Title

Initial Compatibility Indicators of Four Coffea arabica Cultivars on Coffea canephora Rootstock

Carlos Tuesta; Ligia García; Jorge Condori-Apfata; et al. Horticulturae 2025. doi:10.3390/horticulturae11121449

Other claims from this paper (7)

Intervention effect Villa Sarchí grafts had higher PSII quantum yield than Robusta by +0.044 units.
Intervention effect Villa Sarchí grafts had higher electron transport rate than Robusta by +14.702 µmol e− m−2 s−1.
Observation Net photosynthesis, stomatal conductance, and intercellular CO2 concentration did not differ among graft treatments.
Observation Transpiration did not differ among graft treatments.
Observation Maximum PSII efficiency was similar among treatments.
Observation No morphological trait differed significantly among graft combinations.
Observation Graft take was high across all combinations.

Observationobservedoriginal resultmeasured

Claim · model-written summary

Coffea subgenus Baracoffea was monophyletic.

Taxon: Coffea subgenus Baracoffeae0
Outcome: monophyletice0

Not reportedDirection

Verbatim

e0
“Coffea subgenus Baracoffea is shown to be monophyletic, but Coffea subgenus Coffea is paraphyletic.”
✓ located verbatim in the source · abstract, characters 1081–1180

Title

Towards a Phylogeny for Coffea (Rubiaceae): Identifying Well-supported Lineages Based on Nuclear and Plastid DNA Sequences

O. Maurin; A. P. Davis; M. Chester; et al. Annals of Botany 2007. doi:10.1093/aob/mcm257

Other claims from this paper (8)

Observation Previously recognized geographically coherent major lineages were supported.
Observation Other geographically or ecologically corresponding lineages were newly recognized.
Observation Coffea subgenus Coffea was paraphyletic.
Observation Sequence data did not substantiate Coffea monophyly.
Observation Sequence data did not substantiate Psilanthus monophyly.
Method / resource Low sequence divergence prevented detailed resolution within Coffea, especially Madagascan subgenus Coffea species.
Observation The phylogeny supported recent hybrid origin of C. arabica from C. canephora and C. eugenioides.
Observation Sequence data inferred phylogenetic separation associated with the Dahomey Gap.

Observationobservedoriginal resultmeasured

Claim · model-written summary

Restriction patterns differed among the tested Coffea species.

Taxon: CoffeaCoffeat0
Outcome: restriction patterne0
Direction: differente0

Verbatim

e0
“the restriction pattern were different”
✓ located verbatim in the source · abstract, characters 978–1016

t0
“Coffea genomes”
✓ located verbatim in the source · title, characters 40–54

Title

Identification of repeated sequences in Coffea genomes

Marie-Flore Celarier; Michel Noirot; Jean‐Louis Noyer; et al. Agritrop (Cirad) 2001

Other claims from this paper (6)

“Coffea”

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