Chromosome numbers of carex

WebThe chromosome number ofC. gholsonii,deter- mined from two populations in Florida, is 16 II 1 1IV. Carex infirminerviais widespread but infre- quent throughout much of the western United States and western Canada. WebThe results of this study indicate that the position of C. cilicica in Aulocystis section may raise doubts, and attention was paid to the relationship between C. phyllostachys and taxa of the subgenus Carex section Gynobasidae. Counting chromosomes is the first step towards a better understanding of the karyotype evolution and the role of chromosome …

DOCUMENTED CHROMOSOME NUMBERS 1996:1.

WebFeb 10, 2024 · Chromosome numbers were determined for the first time in three species (Carex cilicica, 2n = 54; C. phyllostachys, 2n = 56; C. … WebJan 31, 2024 · These in turn may influence ecology and evolutionary trajectories profoundly. Sedges of the genus Carex (Cyperaceae) comprise ca. 2000 species with holocentric chromosomes that evolve almost exclusively by fission and fusion. The genus exhibits a phenomenal range in chromosome number (2n =10–132). dutch berry pie recipe https://neo-performance-coaching.com

Genes Free Full-Text The Role of Number of Copies, Structure ...

WebCarex praecox, the spring sedge, is a species of flowering plant in the genus Carex, native to Europe, western Asia, and Mongolia. [2] [3] Its diploid chromosome number is 2n=58, with some uncertainty. [4] References [ edit] ^ Spic. Fl. Lips.: 63 (1771) ^ a b "Carex praecox Schreb". Plants of the World Online. WebFeb 10, 2024 · Chromosome numbers were determined for the first time in three species (Carex cilicica, 2n = 54; C. phyllostachys, 2n = 56; C. randalpina, 2n = 78), two subspecies (C. muricata subsp. ashokae, 2n = 58; C. nigra subsp. transcaucasica, 2n = 84) and two … WebThe exact chromosome numbers were known for 96 measured samples and were taken from the available literature for other taxa. All relationships were tested in a phylogenetic framework using the ITS tree of 105 species. Key results: The genomic GC content varied from 34·8 % to 40·6 % from C. secalina to C. firma. cryptopay genesys login

Macroevolutionary insights into sedges ( Carex : Cyperaceae): The ...

Category:Phylogeny and chromosomal variations in East Asian Carex, …

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Chromosome numbers of carex

Chromosome Counts of Carex Section Ovales ScholarWorks

WebThe number of chromosomes in Carex varies from n = 6 to n = 62 and spans actually a con-tinuous series from n = 6 to n = 47, more than 100 species showing different cytotypes [2,17]. In addition, the chromosome count is not …

Chromosome numbers of carex

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WebSep 30, 2024 · Chromosome counts of six Korean Carex species (Cyperaceae). Cytologia 83: 229-233. Chung, K.-S. Hoshino, T. Masaki, T. Yang, JC and Im, H.-T. 2016. Cytological studies on seven species of Korean Carex (Cyperaceae). Cytologia 81: 143-147. WebApr 13, 2024 · A lectotype is designated for the name Carex curvata Knaf on a herbarium specimen found in the PR (National Museum, Prague). ... Accepted names, hybrids, synonyms, distribution, chromosome numbers. Margraf Publishers, Weikersheim, 726 pp. Koopman, J. (2024) Section Ammoglochin (Carex, Cyperaceae) in Poland. Doctoral …

WebThe chromosome number variation within species is more closely related with morphological diversity and diverging time (genetic diversity) than geographic diversity (Hipp et al., 2010; Chung et al., Table 1. Species, locality, voucher specimens, and chromosome numbers of Carex studied. Taxon (locality, voucher specimen) Chromosome numbers ... WebChromosome counts for seventeen species of Carex section Ovales are reported. They range from n- 26 + IV to »=40. Counts for Carex alata, C. hyalina, C. longii , C. ozarkana …

WebDec 5, 2008 · Heilborn ( 1924) noted chromosome number maxima at 2 n = 56, 84, and 112, and from these he inferred the base haploid chromosome number (X) of Carex to … WebCHROMOSOME NUMBERS AND DIMEN- SIONS, SPECIES-FORMATION AND PHYLOGENY IN THE GENUS CAREX BY 0.HEILBORN STOCKHOLM I. INTRODUCTION. I N 1900 JUEL published his study on Carex acuta L. (C. gracilis CURT.), this being the first investigation made on the cytology of the genus Carex. JUEL'S work deals principally …

WebMar 10, 2011 · The number of chromosomes in Carex varies from n = 6 to n = 62 and spans actually a continuous series from n = 6 to n = 47, more …

WebChromosome numbers were determined for 97 samples of 95 sedge taxa (Carex) from the following countries: Austria (6 records), Bulgaria (1), the Canary Islands (Spain, 1), Cape Verde (1), the Czech Republic (51), Hungary (1), Italy (2), Norway (8), Russia (15), Slovakia (1), Sweden (1) and 9 North American plants cultivated in Czech botanical gardens. … cryptopay jobsWebThe genus Carex exhibits karyological peculiarities related to holocentrism, specifically extremely broad and almost continual variation in … dutch betting calculatorWebMar 23, 2024 · We have previously assembled the genome of Carex littledalei, which is a diploid with 29 chromosomes 4. Basic chromosome numbers and ploidy are varied in different Kobresia species and difficult ... cryptopay financeWebFeb 1, 2015 · The genus CarexL. (Cyperaceae), with approximately 2000 species worldwide, is one of the most species-rich angiosperm genera (Judd et al., 2007). Moreover, Carexis the most diversified flowering plant genus in the temperate areas of the Northern Hemisphere (Escudero et al., 2012a). dutch bet movieWebJan 28, 2024 · It should also be remembered that in Carex, the complexity of chromosome variation is due primarily to the presence of diffuse centromeres, which causes chromosomes either wholly or in pieces to be transmitted in rather less organized fashion than in species with chromosomes possessing single, well-defined centromeres … cryptopay installationThe genus Carex was established by Carl Linnaeus in his work Species Plantarum in 1753, and is one of the largest genera of flowering plants. Estimates of the number of species vary from about 1100 to almost 2000. Carex displays the most dynamic chromosome evolution of all flowering plants. Chromosome numbers range from n = 6 to n = 66, and over 100 species are known to show variation in chromosome number within the species, with differences of up to 10 chromos… cryptopay me sign inWebChromosome counts for eight species of Carex section Ovales were determined (C. bebbii, C. crawfordii, C. integra, C. microptera, C. pachystachya, C. praticola, C. preslii, and C. … cryptopay ltd