The world of rum (and rhum) can be divided into three category styles: British, French, and Spanish (based on what country colonized what area). Funky Jamaican rums are a well-known example of the British style. Grassy, vegetal rhum agricoles from Martinique exemplify the French style. Rich and refined rums in the Spanish style come from places such as Cuba, Nicaragua, and, notably, Panama.
This infographic spells out the characteristics of these styles with style (click for a larger version)…