Tzu-ts'ai
Porphyra suborbiculata
Family: Bangiaceae
What it is like
A seaweed.
Where it is found
It is a temperate plant.
Countries/locations it is found in
Asia, China, Indochina, Korea, SE Asia, Vietnam
How it is used for food
It is cooked as a vegetable.
Edible parts
Algae, frond, seaweed