A genuine Caribbean spinach (callaloo).
A winter squash that grows well in British conditions and is eaten in a surprisingly large number of ethnic cuisines.
An exotic, bitter-tasting fruit that are grown on vigorous vines.
Known as a bath sponge produced from the mature fruit, luffas can also be eaten as a vegetable when eaten very young.
Best known for the bath sponges extracted from mature fruit, luffas are, also equally prized as a vegetable when eaten very young.
Also known as Malabar or Ceylon spinach, this tropical green is popular in Asian cooking.