Noun
dark purple edible seaweed of the Atlantic coasts of Europe and North America
Source: WordNetAbove: Brooklyn-based O’Neill Rose Architects planted a mix of Irish moss (Sagina subulata) and thyme between the bluestone pavers at the edge of a swimming pool. Source: Internet
Irish moss is frequently used with Mastocarpus stellatus (Gigartina mamillosa), Chondracanthus acicularis (G. Source: Internet