The Morphology of genus Gelidium Lamouroux (Gelidiales, Rhodophyta) from Kyaikkhami and Setse Coastal Areas,Myanmar

The genus Gelidium Lamouroux, collected from Kyaikkhami and Setse coastal areas, was identified as Gelidium arenarium Kylin, Gelidium crinale (Hare ex Turner) Gaillon and Gelidium crinale var. perpusillum piccone & Grunow based on the external and internal morphologies of the vegetative and reproductive structures of each taxon. A comparison of main characteristics of three species of Gelidium was described. The distribution of each species along the three Coastal Regions of Myanmar was presented. Some ecological notes and potential uses of these species were briefly described.

Keywords: Gelidiales, Gelidium arenarium, Gelidium crinale and Gelidium crinale var perpusillum, Myanmar, Rhodophyta, taxonomy.