Betel nuts. They have come to be known as betel nuts, rather than areca nuts, because these red seeds are part of the betel chew.
Roselle. Jamaican sorrel. A 2 meter (6 ft) high plant producing peppery leaves with a flavour similar to sorrel. The small scarlet flowers are used to make jams (US: jellies) and jellies (US: jellos) or dried and used to colour foods.