Add the flowers and sugar to the boiling water, stirring while the mixture boils for a minute. Pour the mixture into a noncorroxive bowl and steep for 2 hours. Strian through a sieve, pressing on the flowers to extract as much liquid as possible. Taste for strength and sweetness. If it is to pungent, add water; if to tart, add sugar. Cover and refrigerate, stored in a noncorrosive container, until time to serve NOTE: Jamaica flowers can usually be obtained from a good mexican grocery store.