Karyotype of some Thai Hypoxidaceae species

Somatic chromosome numbers and karyotypes of nine species in three genera of Thai Hypoxidaceae were determinedin root tips. All species are diploid with 2n = 18 and asymmetrical karyotypes including metacentric (m) submetacentric (sm)subtelocentric (st) and also telocentric (t) in some species. Sate...

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Main Authors: Ladda Eksomtramage, Manatsada Kwandarm, Choathip Purintavaragul
Format: Article
Language:English
Published: Prince of Songkla University 2013-08-01
Series:Songklanakarin Journal of Science and Technology (SJST)
Subjects:
Online Access:http://rdo.psu.ac.th/sjstweb/journal/35-4/35-4-1.pdf
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author Ladda Eksomtramage
Manatsada Kwandarm
Choathip Purintavaragul
author_facet Ladda Eksomtramage
Manatsada Kwandarm
Choathip Purintavaragul
author_sort Ladda Eksomtramage
collection DOAJ
description Somatic chromosome numbers and karyotypes of nine species in three genera of Thai Hypoxidaceae were determinedin root tips. All species are diploid with 2n = 18 and asymmetrical karyotypes including metacentric (m) submetacentric (sm)subtelocentric (st) and also telocentric (t) in some species. Satellite chromosomes (SAT) were observed in all species studiedexcept in C. latifolia. The karyotypes of Curculigo ensifolia 4m+8sm+6st(2SAT), C. latifolia 2m+14sm+2st, C. megacarpa2m+12sm+4st(2SAT), C. villosa 4m+10sm(2SAT)+4st, Hypoxis aurea 2m+8sm+8st(2SAT), Molineria capitulata 2m+10sm+2st (2SAT)+4t, M. trichocarpa 2m+10sm+6st(2SAT), M. gracilis and M. latifolia 4m+8sm+4st (2SAT)+2t are reported forthe first time. The chromosome relative length of Curculigo, Hypoxis and Molineria range between 3.44-9.55, 4.03-8.12 and3.64-8.97, respectively.
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spelling doaj.art-b17411078a044c82a5e6eddfec0b0f882022-12-21T20:13:03ZengPrince of Songkla UniversitySongklanakarin Journal of Science and Technology (SJST)0125-33952013-08-01354379382Karyotype of some Thai Hypoxidaceae speciesLadda EksomtramageManatsada KwandarmChoathip PurintavaragulSomatic chromosome numbers and karyotypes of nine species in three genera of Thai Hypoxidaceae were determinedin root tips. All species are diploid with 2n = 18 and asymmetrical karyotypes including metacentric (m) submetacentric (sm)subtelocentric (st) and also telocentric (t) in some species. Satellite chromosomes (SAT) were observed in all species studiedexcept in C. latifolia. The karyotypes of Curculigo ensifolia 4m+8sm+6st(2SAT), C. latifolia 2m+14sm+2st, C. megacarpa2m+12sm+4st(2SAT), C. villosa 4m+10sm(2SAT)+4st, Hypoxis aurea 2m+8sm+8st(2SAT), Molineria capitulata 2m+10sm+2st (2SAT)+4t, M. trichocarpa 2m+10sm+6st(2SAT), M. gracilis and M. latifolia 4m+8sm+4st (2SAT)+2t are reported forthe first time. The chromosome relative length of Curculigo, Hypoxis and Molineria range between 3.44-9.55, 4.03-8.12 and3.64-8.97, respectively.http://rdo.psu.ac.th/sjstweb/journal/35-4/35-4-1.pdfkaryotypeThai HypoxidaceaeCurculigoHypoxisMolineria
spellingShingle Ladda Eksomtramage
Manatsada Kwandarm
Choathip Purintavaragul
Karyotype of some Thai Hypoxidaceae species
Songklanakarin Journal of Science and Technology (SJST)
karyotype
Thai Hypoxidaceae
Curculigo
Hypoxis
Molineria
title Karyotype of some Thai Hypoxidaceae species
title_full Karyotype of some Thai Hypoxidaceae species
title_fullStr Karyotype of some Thai Hypoxidaceae species
title_full_unstemmed Karyotype of some Thai Hypoxidaceae species
title_short Karyotype of some Thai Hypoxidaceae species
title_sort karyotype of some thai hypoxidaceae species
topic karyotype
Thai Hypoxidaceae
Curculigo
Hypoxis
Molineria
url http://rdo.psu.ac.th/sjstweb/journal/35-4/35-4-1.pdf
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