INVESTIGATION OF MORPHOLOGICAL AND ANATOMICAL CHANGES IN CATHARANTHUS ROSEUS (L.) G. DON DUE TO COLCHICINE INDUCED POLYPLOIDY

A. Shala,Z. Deng

Published 2018 in Scientific Journal of Flowers and Ornamental Plants

ABSTRACT

Catharanthus roseus (L.) G. Don is valuable medicinal plant grown as an ornamental plant. The study was carried out at Gulf Coast Research and Education Center, University of Florida, USA. to evaluate the morphological and anatomical changes from induced polyploidy in periwinkle for this purpose colchicine was applied at four different concentrations 0.0, 0.05, 0.1 and 0.2% for seedling treatment. The results showed that raising colchicine doses caused an increasing of survival percentage and tetraploid plants number. Polyploids showed an increment in leaf thickness, stomatal size, pollen diameter and pollen viability compared to diploid plants. Flow cytometry verified the existence of tetraploids and mixoploids from various colchicine-treated plants especially 0.2 which was found efficient on inducing polyploidy in the plants followed by 0.1% as compared to other concentration under study.

PUBLICATION RECORD

  • Publication year

    2018

  • Venue

    Scientific Journal of Flowers and Ornamental Plants

  • Publication date

    2018-09-01

  • Fields of study

    Agricultural and Food Sciences, Biology

  • Identifiers
  • External record

    Open on Semantic Scholar

  • Source metadata

    Semantic Scholar

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REFERENCES

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