According to David Wondrich, 18th-century punches were made with high-proof, intensely flavored rums. To achieve that "authentic" flavor, he uses Smith & Cross, a widely available Jamaican rum. Cocktail Party Recipes
In a heatproof punch bowl, combine the lemon wheels and sugar. Stir in the tea. Pour the rum over the floating lemon wheels and let stand for 1 minute. Using a long match, carefully ignite the rum. Let the flames subside or blow them out, then stir.