How many different kinds of spices are there in the world?

The exact number of spices in the world is not known, as new spices are continually being discovered and cultivated. However, some estimates suggest that there are over 85,000 different species of spice plants, with around 2,500 of these being considered economically important. Spices can be grouped into various categories based on their origins, flavors, and applications, and may include herbs, seeds, fruits, barks, and roots.