Reference health
Low chromosome number angiosperms
4 of 60 checkable references need attention · checked 2026-07-22
At the dated check, the references listed below either did not resolve in Crossref or DataCite, or carried a retraction notice. Each one is shown with the registry record that put it there.
10 without a DOI — not checked. A reference deposited without a DOI is never matched by title or guessed at; it stays outside the checked set, and this line discloses that.
References needing attention
does not resolve to a known work10.1126/science.126.3283.1115-a
does not resolve to a known work10.2307/2439027
does not resolve to a known work10.2307/2441942
does not resolve to a known work10.2307/2439327
The 56 checked references that resolve
resolves10.1007/BF02524936
Chromosomal location and reorganization of the 45S and 5S rDNA in theBrachyscome lineariloba complex (Asteraceae)
resolves10.1007/BF00288807
Cytogenetic studies of Haplopappus gracilis in both callus and suspension cell cultures
resolves10.1002/j.1537-2197.1961.tb11650.x
GROWTH INDUCTION IN CULTURES OF HAPLOPAPPUS GRACILIS. I. THE BEHAVIOR OF THE CULTURED CELLS
resolves10.1139/g86-081
The karyotype of the grass <i>Zingeria biebersteiniana</i> (2<i>n</i> = 4) by light and electron microscopy
resolves10.1007/BF00710670
Chromosome identification and mapping in the grassZingeria biebersteiniana (2n=4) using fluorochromes
resolves10.1023/A:1024863511570
Chromosome Banding and DNA Methylation Patterns, Chromatin Organisation and Nuclear DNA Content in Zingeria biebersteiniana
resolves10.1016/0168-9452(86)90061-0
The integrity of metaphase chromosomes of Haplopappus gracilis (Nutt.) gray isolated by flow cytometry
resolves10.1139/g97-089
Ribosomal RNA genes specific to the B chromosomes in <i>Brachycome dichromosomatica</i> are not transcribed in leaf tissue
resolves10.1139/g00-112
Identification of<i>Bilby</i>, a diverged centromeric Ty1<i>-copia</i>retrotransposon family from cereal rye (<i>Secale cereale</i>L.)
resolves10.1007/BF02528770
The molecular organisation of a B chromosome tandem repeat sequence fromBrachycome dichromosomatica
resolves10.2307/2419532
Alozyme Diversity and Population Genetic Structure in Haplopappus gracilis (Compositae)
resolves10.1093/oxfordjournals.aob.a087660
The Role of DNA Synthesis During Hypocotyl Elongation in Light and Dark
resolves10.1016/0304-4211(79)90048-8
Interaction between abscisic acid and fusicoccin during germination and post-germinative growth in Haplopappus gracilis
resolves10.2307/2656732
A unique pollen wall mutation in the family Compositae: ultrastructure and genetics
resolves10.3732/ajb.89.5.777
Chromosome‐specific desynapsis in the <i>n</i> = 2 race of <i>Haplopappus gracilis</i> (Compositae)
resolves10.1007/BF00710607
Aneuploidy, structural chromosome changes, and DNA amounts in the annual taxa of theHaplopappus spinulosus complex
resolves10.1016/S1360-1385(03)00187-0
B chromosomes in plants: escapees from the A chromosome genome?
resolves10.1007/BF01090304
A monophyletic origin of the B chromosomes ofBrachycome dichromosomatica (Asteraceae)
resolves10.1007/s004120050430
Cloning and characterisation of polymorphic heterochromatic segments of Brachycome dichromosomatica
resolves10.1007/s00412-001-0173-1
The genomic complexity of micro B chromosomes of Brachycome dichromosomatica
resolves10.1016/0168-9452(91)90240-9
Generation and multiplication of plantlets from callus derived from Haplopappus gracilis (Nutt.) Gray and their karyotype analysis
resolves10.1508/cytologia.48.819
Nuclear vacuoles and synizesis during meiotic prophase in Haplopappus gracilis.
resolves10.1139/g02-104
Uniparental loss of ribosomal DNA in the allotetraploid grass<i>Zingeria trichopoda</i>(2<i>n</i>= 8)
resolves10.1080/00087114.2005.10589457
Characterisation of the low-chromosome number grass <i>Colpodium versicolor</i> (Stev.) Schmalh. (2n = 4) by molecular cytogenetics
resolves10.1007/BF00344232
Organisation and origin of a B chromosome centromeric sequence from Brachycome dichromosomatica
resolves10.1007/BF00269149
Cell cycle arrest induced by theophylline in root meristem of Haplopappus gracilis
resolves10.1016/S0176-1617(84)80067-X
Effect of Theophylline on Elongation and some Transport Processes in Embryos of Haplopappus gracilis
resolves10.1007/BF00936339
Karyological stability and microevolution of a cell suspension culture ofBrachycome dichromosomatica (Asteraceae)
resolves10.1139/g01-092
The pericentromeric heterochromatin of the grass<i>Zingeria biebersteiniana</i>(2<i>n</i>= 4) is composed of Zbcen1-type tandem repeats that are intermingled with accumulated dispersedly organized sequences
resolves10.1080/00087114.1981.10796900
Origin of Aneuploid Variation in Tissue Cultures of<i>Haplopappus Gracilis</i>and<i>Vicia Hajastana</i>
resolves10.1111/j.1601-5223.1975.tb01458.x
Satellite DNA, localization of ribosomal cistrons and heterochromatin in Haplopappus gracilis
resolves10.1007/BF00937877
Chromosome evolution within theOrnithogalum tenuifolium complex (Hyacinthaceae), with special emphasis on the evolution of bimodal karyotypes
resolves10.1508/cytologia.32.542
A Comparative Karyotype Analysis in <i>Haplopappus gracilis</i> (2n=4) and <i>H. ravenii</i> (2n=8)
resolves10.1508/cytologia.33.520
Asynchronous DNA Replication in the Chromosomes of <i>Haplopappus gracilis</i> (2n=4)
resolves10.1508/cytologia.46.545
Studies on chromosome arrangement in some higher plants. III. Haplopappus gracilis (2n=4) and Crepis capillaris (2n=6).
resolves10.1508/cytologia.46.431
Cytological and cytogenetic studies on the transposition of centromere and the karyotype differentiation in haplopappus gracilis. I. A new-shaped chromosome.
resolves10.1508/cytologia.46.443
Cytological and cytogenetic studies on the transposition of centromere and the karyotype differentiation in Haplopappus gracilis. II. Genetic behaviour of the new-shaped chromosome.
resolves10.1007/BF02488516
Autoradiographic studies on the incorporation of3H-amino acids into chromosomes during the mitotic cell cycle ofHaplopappus gracilis
resolves10.1007/BF00936193
Phyletic and evolutionary relationships ofBrachyscome lineariloba (Compositae)
resolves10.1007/BF00328443
The relative arrangement of chromosomes in mitotic interphase and metaphase in Haplopappus gracilis
The 10 references without a DOI — listed, not checked
no DOI — not checked“Grass systematics and evolution”
no DOI — not checkedCIT0032
no DOI — not checkedCIT0038
no DOI — not checkedCIT0047
no DOI — not checkedCIT0050
no DOI — not checkedCIT0052
no DOI — not checkedCIT0061
no DOI — not checkedKew chromosome comference 2
no DOI — not checkedYonezawa , Y. 1987 . Chromosome mutation and karyotype differentiation in Haplopappus gracilis (2n=4), Compositae 167 – 172 . Proc. Sino-Ipn. Symp. Plant Chromos
no DOI — not checkedCIT0066
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