Milfoil or goosetongue. Yarrow. It is used in liqueurs and to make bitters and in the manufacturer of some cosmetics. It has some quality which makes it inadvisable for women during pregnancy.
Sea urchin. When I lived in Greece I had a friend who would bring these up from under the water and pour them down my throat, as they were, electrically oceanic. The edible part is the orange coral or roe. They should really only be eaten live.
Parasol mushroom. Good baked with butter and garlic, or fried.
A traditional Cypriot dish of pork marinated and then stewed in white wine with coriander (US: cilantro) seeds.
Agar agar. A gelatine-like product which is extracted from a brownish-white seaweed with thorny projections called tengusa. It is a useful vegetarian alternative to gelatine. It is dried in the sun and then boiled creating a viscous substance which is sold after processing into thin, transparent, white sheets. When dissolved in water it cools to a jelly. It has a great capacity for absorbing liquid. It is available in other forms, of which the most common are bar and powder. Agar-agar sets quickly and does not melt at room temperature. It is used by the Japanese in soups and confections, by the Chinese in yokan and the food industry in everything. It is represented by E406.