Porphyra is a genus of coldwater seaweeds that grow in cold, shallow seawater. More specifically, it belongs to red algae phylum of laver species, comprising approximately 70 species. It grows in the

Gim, also romanized as kim, is a generic term for a group of edible seaweeds dried to be used as an ingredient in Korean cuisine, consisting of various species in the genera Pyropia and Porphyra, incl