Planter's Punch is an IBA Official Cocktail[1] made of dark rum, lemon juice, Grenadine syrup and a dash of Angostura bitters.
Pour all ingredients, except the bitters, into shaker filled with ice. Shake well. Pour into large glass, filled with ice. Add Angostura bitters, “on top”. Garnish with cocktail cherry and pineapple.
Source: Wikipedia