genus

Gracilaria

Gracilaria

Field notes

Gracilaria, also known as Irish moss or ogonori, is a genus of red algae in the family Gracilariaceae. It is notable for its economic importance as an agarophyte meaning that it is used to make agar, as well as its use as a food for humans and various species of shellfish. Various species in the genus are cultivated among Asia, South America, Africa and Oceania. They produce over 90% of the world's agar.

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Children

Range

United States

Greener is more native, amber more introduced; paler is less certain. How this was decided