Irish moss
# Irish moss

Irish moss may refer to:

* Chondrus crispus, a commonly gathered seaweed; a clarifying agent in beer brewing
* Mastocarpus stellatus, a less commonly gathered seaweed
* Sagina subulata, a terrestrial plant with needle-like leaves
* Soleirolia soleirolii, a terrestrial plant with round leaves
* Arenaria verna, a terrestrial plant in the genus Arenaria
* Gracilaria, a genus of seaweed
* Irish moss (drink), a beverage in Jamaican cuisine made from Gracilaria
* Gelidium amansii, a genus of seaweed which yields Agar Agar
