About: Morphological and ploidy level variation of Centaurea phrygia AGG. (Asteraceae) in the Czech Republic, Sovakia and Ukraine     Goto   Sponge   NotDistinct   Permalink

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Description
  • Proměnlivost morfologie a ploidie u Centaurea phrygia AGG. (Asteraceae) v České republice, Slovensku a na Ukrajině (cs)
  • Centaurea phrygia agg. was studied in part of Central Europe (Czech Republic, Slovakia and Ukraine) to evaluate its karyological and morphological variation. Three ploidy levels were found: diploid (C. pseudophrygia, C. stenolepis and several populations of C. phrygia s.str.), tetraploid (C. oxylepis and several populations of C. phrygia s.str.), and triploid (very rare, only single individuals). Only one taxon, C. phrygia s.str., comprises populations of two ploidy levels, but they seem to be geographically separated. Multivariate morphometric analysis confirmed the separation of the four taxa; the length and the width of appendages of middle involucral bracts, visibility of appendages of inner involucral bracts, the length and the width of an involucre, and the length/width ratio of middle cauline leaves are the most important discriminant characters. Several populations intermediate between two species (either C. pseudophrygia and C. stenolepis or C. oxylepis and C. phrygia s.str.) were found. Thei
  • Centaurea phrygia agg. was studied in part of Central Europe (Czech Republic, Slovakia and Ukraine) to evaluate its karyological and morphological variation. Three ploidy levels were found: diploid (C. pseudophrygia, C. stenolepis and several populations of C. phrygia s.str.), tetraploid (C. oxylepis and several populations of C. phrygia s.str.), and triploid (very rare, only single individuals). Only one taxon, C. phrygia s.str., comprises populations of two ploidy levels, but they seem to be geographically separated. Multivariate morphometric analysis confirmed the separation of the four taxa; the length and the width of appendages of middle involucral bracts, visibility of appendages of inner involucral bracts, the length and the width of an involucre, and the length/width ratio of middle cauline leaves are the most important discriminant characters. Several populations intermediate between two species (either C. pseudophrygia and C. stenolepis or C. oxylepis and C. phrygia s.str.) were found. Thei (en)
Title
  • Morphological and ploidy level variation of Centaurea phrygia AGG. (Asteraceae) in the Czech Republic, Sovakia and Ukraine
  • Proměnlivost morfologie a ploidie u Centaurea phrygia AGG. (Asteraceae) v České republice, Slovensku a na Ukrajině (cs)
  • Morphological and ploidy level variation of Centaurea phrygia AGG. (Asteraceae) in the Czech Republic, Sovakia and Ukraine (en)
skos:prefLabel
  • Morphological and ploidy level variation of Centaurea phrygia AGG. (Asteraceae) in the Czech Republic, Sovakia and Ukraine
  • Proměnlivost morfologie a ploidie u Centaurea phrygia AGG. (Asteraceae) v České republice, Slovensku a na Ukrajině (cs)
  • Morphological and ploidy level variation of Centaurea phrygia AGG. (Asteraceae) in the Czech Republic, Sovakia and Ukraine (en)
skos:notation
  • RIV/60076658:12310/07:00008060!RIV08-MSM-12310___
http://linked.open.../vavai/riv/strany
  • 77-102
http://linked.open...avai/riv/aktivita
http://linked.open...avai/riv/aktivity
  • S, Z(MSM6007665801)
http://linked.open...iv/cisloPeriodika
  • 1
http://linked.open...vai/riv/dodaniDat
http://linked.open...aciTvurceVysledku
http://linked.open.../riv/druhVysledku
http://linked.open...iv/duvernostUdaju
http://linked.open...titaPredkladatele
http://linked.open...dnocenehoVysledku
  • 435108
http://linked.open...ai/riv/idVysledku
  • RIV/60076658:12310/07:00008060
http://linked.open...riv/jazykVysledku
http://linked.open.../riv/klicovaSlova
  • chromosome number; hybridization; introgression; multivariate morphometric analysis; polyploidy (en)
http://linked.open.../riv/klicoveSlovo
http://linked.open...odStatuVydavatele
  • CZ - Česká republika
http://linked.open...ontrolniKodProRIV
  • [0A0DFDEFC391]
http://linked.open...i/riv/nazevZdroje
  • Folia Geobotanica: Journal of Ecology and Systematics
http://linked.open...in/vavai/riv/obor
http://linked.open...ichTvurcuVysledku
http://linked.open...cetTvurcuVysledku
http://linked.open...UplatneniVysledku
http://linked.open...v/svazekPeriodika
  • 42
http://linked.open...iv/tvurceVysledku
  • Koutecký, Petr
http://linked.open...n/vavai/riv/zamer
issn
  • 1211-9520
number of pages
http://localhost/t...ganizacniJednotka
  • 12310
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