Search claims · PlantClaims

Observationobservedoriginal resultmeasured

Claim · model-written summary

Diploid and triploid hybrid karyotypes were compared with parental karyotypes.

Taxon: OrchidaceaeOrchidaceaet0
Outcome: Karyotypes of diploid and triploid interspecific hybrids were compared with karyotypes of their parentse0

Verbatim

e0
“Karyotypes of diploid and triploid interspecific hybrids were compared with karyotypes of their parents”
✓ located verbatim in the source · abstract, characters 474–577

t0
“Orchidaceae”
✓ located verbatim in the source · title, characters 40–51

Title

Cytological and karyological studies on Orchidaceae

S. D'Emerico; P. Bianco; P. Medagli Caryologia 1993. doi:10.1080/00087114.1993.10797271

Other claims from this paper (6)

Observation Triploidy was found in Orchis laxiflora.
Observation Triploidy was found in Anacamptis pyramidalis.
Observation Triploidy was found in the Orchis collina and O. monrio hybrid.
Observation Orchis laxiflora meiosis had frequent trivalents and few bivalents and univalents.
Observation Anacamptis pyramidalis had numerous trivalents, few univalents and bivalents and rare quadrivalents.
Observation Himantoglossum adriaticum showed aneuploidy with n=18, 2n=36 and 2n=37.

Observationobservedoriginal resultmeasured

Claim · model-written summary

New diploid karyotypes fell within previously reported diploid karyotypes.

Taxon: Chrysanthemum zawadskiiChrysanthemum zawadzkiit0
Outcome: Representative karyotypes of the new populationse0
Comparator: previously reported diploid karyotypese0

Verbatim

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“Representative karyotypes of the new populations were included in previously reported diploid karyotypes”
✓ located verbatim in the source · abstract, characters 1155–1259

t0
“Chrysanthemum zawadskii”
✓ located verbatim in the source · title, characters 31–54

Title

New diploid populations of the Chrysanthemum zawadskii complex (Asteraceae) in natural habitats of Korea

Mi Jeong MOON; Sang Hee PARK; Sung Kyung HAN; et al. Korean Journal of Plant Taxonomy 2023. doi:10.11110/kjpt.2023.53.4.271

Other claims from this paper (4)

Observation New diploid habitats were identified in Korea.
Observation New diploid populations varied continuously and slightly in flower size and color and leaf shape.
Observation Satellite chromosome numbers and locations differed.
Observation One population included sympatric diploid, tetraploid, and hexaploid plants.

Observationobservedoriginal resultmeasured

Claim · model-written summary

Different karyotypes occurred within the taxon, and plants with the same chromosome number could have different karyotypes.

Taxon: Claytonia virginicaClaytonia virginicat0
Outcome: karyotypese0

Verbatim

t0
“Claytonia virginica”
✓ located verbatim in the source · title, characters 14–33

e0
“Different karyotypes were found within the taxon; plants having the same chromosome number may have different karyotypes”
✓ located verbatim in the source · abstract, characters 548–668

Title

Aneuploidy in Claytonia virginica

Norman V. Rothwell American Journal of Botany 1959. doi:10.2307/2439195

Other claims from this paper (7)

Observationobservedoriginal resultmeasured

Claim · model-written summary

Karyotypes were symmetrical.

Taxon: CactaceaeCactaceaet0
Outcome: Karyotypes were symmetricale0

Verbatim

e0
“Karyotypes were symmetrical.”
✓ located verbatim in the source · abstract, characters 693–721

t0
“Cactaceae”
✓ located verbatim in the source · title, characters 69–78

Title

Karyotypes, heterochromatin, and physical mapping of 18S-26S rDNA in Cactaceae

M.L. Las Peñas; J.D. Urdampilleta; G. Bernardello; et al. Cytogenetic and Genome Research 2009. doi:10.1159/000200090

Other claims from this paper (16)

Observation Pereskiaaculeata had a diploid chromosome number of 22 and karyotype 10 m + 1 sm.
Observation Maihuenia patagonica had diploid and tetraploid cytotypes.
Observation Cumulopuntia recurvata had 44 chromosomes and karyotype 20 m + 2 sm.
Observation Acanthocalycium spiniflorum had 22 chromosomes and karyotype 10 m + 1 sm.
Observation Echinopsis tubiflora had 22 chromosomes and karyotype 10 m + 1 sm.
Observation Trichocereus candicans had 22 chromosomes, all metacentric.
Observation Chromosomes averaged 2.3 μm in length.
Observation Diploids and tetraploid C. recurvata had one terminal satellite, whereas other tetraploids had four satellited chromosomes.
Observation No CMA–/DAPI+ bands were detected.
Observation CMA+/DAPI– bands associated with NOR were consistently detected.
Observation Pericentromeric heterochromatin occurred in three specified taxa or cytotypes.
Observation The 18S-26S rDNA sites coincided with CMA+/DAPI– bands in all species.
Observation Signal sizes and numbers also coincided with CMA+/DAPI– bands.
Method / resource The chromosome technique was applied to cacti metaphase chromosomes for the first time.
Observation NOR-bearing pair number 1 may be homeologous across examined species.
Observation The 18S-26S loci appear highly conserved in Cactaceae.

Observationobservedoriginal resultmeasured

Claim · model-written summary

The karyotypes of the Bignoniaceae species are symmetrical.

Taxon: BignoniaceaeBignoniaceaet0
Outcome: symmetricale1

Verbatim

t0
“Karyotypes and DNA content in Bignoniaceae”
✓ located verbatim in the source · title, characters 0–42

e1
“Karyotypes are symmetrical”
✓ located verbatim in the source · abstract, characters 1214–1240

Title

Karyotypes and DNA content in Bignoniaceae

Marianela Piazzano; M. Laura Las Peñas; Franco Chiarini; et al. Caryologia 2015. doi:10.1080/00087114.2015.1032606

Other claims from this paper (19)

Observation Most Bignoniaceae taxa are diploid with 2n = 40.
Observation Dolichandra unguis-cati and Handroanthus chrysotrichus were polyploid with 2n = 80.
Observation Tribes Jacarandeae (Jacaranda) and Tecomeae (Tecoma) had unusual chromosome numbers with 2n = 36.
Observation Podranea ricasoliana had 2n = 38.
Observation The basic number x = 20 is proposed for the Bignoniaceae family.
Observation The average haploid karyotype length was 28.13 m.
Observation Dolichandra cynanchoides had the shortest haploid karyotype, 18.63.
Observation Dolichandra unguis-cati had the longest haploid karyotype, 37.63.
Observation Type m chromosomes were the most common chromosome type.
Observation One to five sm chromosome pairs were found in 16 species.
Observation One st chromosome pair was found in Cuspidaria convoluta and Podranea ricasoliana.
Observation One to four microsatellites were detected in nine species.
Observation Asymmetry index A1 ranged from 0.11 to 0.23.
Observation Asymmetry index A2 ranged from 0.14 to 0.22.
Observation The karyotypes of Podranea ricasoliana and Cuspidaria convoluta are the most asymmetrical.
Observation The 1C nuclear DNA content of 12 species ranged from 0.64 to 2.02 pg.
Observation Most Bignoniaceae species were karyologically indistinguishable by conventional staining.
Observation The family shows a common karyotypical pattern of mostly small m chromosomes with few cryptic rearrangements.
Observation The average chromosome length was 1.21 m; chromosomes are small.

Observationobservedoriginal resultmeasured

Claim · model-written summary

The studied species had uniform karyotypes with median region centromeres and symmetrical karyotypes.

Taxon: Convolvulaceae memberst0
Outcome: karyotypese0
Qualifier: Stebbins’ 4A categorye0

Verbatim

e0
“Karyotypes of the studied species exhibited uniformity. All the species had chromosomes with median region centromeres and karyotypes were symmetrical (Stebbins’ 4A category)”
✓ located verbatim in the source · abstract, characters 389–563

t0
“Convolvulaceae members”
✓ located verbatim in the source · title, characters 30–52

Title

Cytogenetical studies of some Convolvulaceae members from the Western Ghats, India reveal uniformity in karyotypes

R.N. Chougule; P.V. Deshmukh; P.E. Shelke; et al. Caryologia 2023. doi:10.36253/caryologia-2304

Other claims from this paper (8)

Observationobservedoriginal resultmeasured

Claim · model-written summary

The karyotypes of the two Manihot species are similar.

Taxon: ManihotManihott0
Outcome: karyotypese2

Verbatim

t0
“Chromosome Numbers and Karyotypes of Some Manihot Species”
✓ located verbatim in the source · title, characters 0–57

e2
“The karyotypes of the two species are similar”
✓ located verbatim in the source · abstract, characters 120–165

Title

Chromosome Numbers and Karyotypes of Some Manihot Species1

E. E. Umanah; R. W. Hartmann Journal of the American Society for Horticultural Science 1973. doi:10.21273/jashs.98.3.272

Other claims from this paper (5)

Observationauthor interpretationoriginal resultmeasured

Claim · model-written summary

Uniform karyotypes were inferred to give rise to almost bimodal karyotypes.

Taxon: palmt0
Outcome: almost bimodal karyotypese0
Qualifier: probablye0

Verbatim

e0
“Karyotypes with chromosomes of continuously decreasing size, similar morphology, and uniform prophase condensation probably gave rise to almost bimodal karyotypes with non‐uniform, heteropycnotic chromosomal structures.”
✓ located verbatim in the source · abstract, characters 935–1154

t0
“Palm”
✓ located verbatim in the source · title, characters 51–55

Title

Variation and Evolution of Karyotype Characters in Palm Subfamily Coryphoideae s.l.

M. Röser Botanica Acta 1993. doi:10.1111/j.1438-8677.1993.tb00354.x

Other claims from this paper (7)

Observationobservedoriginal resultmeasured

Claim · model-written summary

Six examined individuals had abnormal karyotypes suggesting chromosome exchanges.

Outcome: abnormal karyotypese0
Value: sixe0

Not reportedTaxon

Verbatim

e0
“six were found to have abnormal karyotypes suggesting chromosomal exchanges”
✓ located verbatim in the source · abstract, characters 928–1003

Title

Karyotypes of four wild Paeonia species from Greece

Dimitris Tzanoudakis Nordic Journal of Botany 1983. doi:10.1111/j.1756-1051.1983.tb01943.x

Other claims from this paper (12)

Observation P. clusii ssp. clusii had chromosome counts of 2n = 10 and 20.
Observation P. clusii ssp. rhodia had 2n = 10.
Observation P. mascula ssp. mascula had 2n = 20.
Observation P. mascula ssp. hellenica had 2n = 20.
Observation P. mascula ssp. icarica had 2n = 20.
Observation P. mascula ssp. russi had 2n = 10.
Observation P. peregrina had 2n = 20.
Observation P. parnassica had 2n = 20.
Observation P. mascula and P. clusii had similar x = 5 complements with three metacentric, one submetacentric and one subtelocentric chromosome.
Observation Tetraploid P. peregrina and P. parnassica had the same chromosome types but differed in karyotype from P. mascula and P. clusii.
Mechanism Chromosome size differentiation in P. peregrina produced diploidization of its tetraploid karyotype.
Observation The structural aberrations mainly involved submetacentric and subtelocentric chromosomes.

Observationobservedoriginal resultmeasured

Claim · model-written summary

Angiosperm karyotypes typically have a narrower chromosome length range than vertebrate karyotypes.

Taxon: angiospermsMagnoliopsidae0
Outcome: range of chromosome lengthse0
Qualifier: typicallye0
Comparator: vertebratee0

Verbatim

e0
“individual vertebrate karyotypes typically exhibit a wider range of chromosome lengths as compared with angiosperms.”
✓ located verbatim in the source · abstract, characters 1139–1255

Title

Scaling Laws for Mitotic Chromosomes

Eric M. Kramer; P. A. Tayjasanant; Bethan Cordone Frontiers in Cell and Developmental Biology 2021. doi:10.3389/fcell.2021.684278

Other claims from this paper (4)

“karyotypes”

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